chore(ci): ajoute la couverture de tests au job test du frontend

feat: ajout dependances dependabot

.github/dependabot.yml

@@ -0,0 +1,40 @@
+version: 2
+updates:
+  # Frontend — npm
+  - package-ecosystem: "npm"
+    directory: "/apps/frontend"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 5
+    groups:
+      frontend-dependencies:
+        patterns:
+          - "*"
+
+  # Backend — uv (lit pyproject.toml / uv.lock)
+  - package-ecosystem: "uv"
+    directory: "/apps/backend"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 5
+    groups:
+      backend-dependencies:
+        patterns:
+          - "*"
+
+  # Les workflows GitHub Actions eux-mêmes ont aussi des dépendances à jour
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+
+  # Si un Dockerfile existe pour le backend
+  - package-ecosystem: "docker"
+    directory: "/apps/backend"
+    schedule:
+      interval: "weekly"
+
+  - package-ecosystem: "docker"
+    directory: "/apps/frontend"
+    schedule:
+      interval: "weekly"

.github/workflows/frontend.yml

@@ -54,7 +54,7 @@ jobs:
           cache-dependency-path: apps/frontend/package-lock.json
       - run: npm ci
         working-directory: apps/frontend
-      - run: npm test -- --watch=false
+      - run: npm test -- --watch=false --coverage
         working-directory: apps/frontend
 
   sonarqube:

.gitignore

@@ -52,7 +52,8 @@ standalone_admin_password.txt
 secrets/
 
 # Donnees locales
-data/
+data/raw/*
+!data/raw/.gitkeep
 *.sqlite3
 monitoring/grafana/data/
 monitoring/prometheus/data/

apps/backend/app/etl/historical_import.py

@@ -0,0 +1,621 @@
+from __future__ import annotations
+
+import argparse
+import asyncio
+import hashlib
+import json
+from pathlib import Path
+from typing import Any, cast
+
+import pandas as pd
+from sqlalchemy import text
+from sqlalchemy.ext.asyncio import AsyncConnection, create_async_engine
+
+from app.core.config import get_settings
+
+REQUIRED_COLUMNS = {
+    "timestamp",
+    "site_id",
+    "site_type",
+    "site_name",
+    "consumption_kwh",
+    "consumption_euros",
+    "temperature_celsius",
+    "humidity_percent",
+    "solar_irradiance_wm2",
+    "hour",
+    "day_of_week",
+    "day_name",
+    "month",
+    "is_weekend",
+    "is_working_hours",
+}
+
+MEASURE_COLUMNS = [
+    "consumption_kwh",
+    "consumption_euros",
+    "temperature_celsius",
+    "humidity_percent",
+    "solar_irradiance_wm2",
+]
+
+SOURCE_NAME = "csv"
+
+
+def compute_sha256(path: Path) -> str:
+    """Calcule l'empreinte SHA-256 du fichier source."""
+    sha256 = hashlib.sha256()
+
+    with path.open("rb") as source:
+        for block in iter(lambda: source.read(1024 * 1024), b""):
+            sha256.update(block)
+
+    return sha256.hexdigest()
+
+
+def load_metadata(path: Path) -> dict[str, Any]:
+    """Charge les métadonnées fournies avec le dataset."""
+    with path.open("r", encoding="utf-8") as source:
+        metadata = json.load(source)
+
+    if not isinstance(metadata, dict):
+        raise ValueError("Le fichier de métadonnées doit contenir un objet JSON.")
+
+    return cast(dict[str, Any], metadata)
+
+
+def classify_quality(
+    row: dict[str, Any],
+) -> tuple[str, list[str]]:
+    """
+    Déduit une qualité technique à partir des champs manquants.
+
+    Les valeurs NULL sont conservées. On ne cherche pas ici à
+    déterminer la cause physique exacte de leur absence.
+    """
+    missing = [column for column in MEASURE_COLUMNS if pd.isna(row.get(column))]
+
+    if not missing:
+        quality = "good"
+    elif len(missing) == len(MEASURE_COLUMNS):
+        quality = "critical"
+    elif "consumption_kwh" in missing:
+        quality = "degraded"
+    else:
+        quality = "partial"
+
+    reasons = [f"missing:{column}" for column in missing]
+
+    return quality, reasons
+
+
+def validate_source(
+    frame: pd.DataFrame,
+    metadata: dict[str, Any],
+) -> None:
+    """Valide le dataset avant tout chargement en base."""
+    missing_columns = REQUIRED_COLUMNS.difference(frame.columns)
+
+    if missing_columns:
+        raise ValueError(f"Colonnes obligatoires absentes : {sorted(missing_columns)}")
+
+    expected_records = int(metadata["total_records"])
+
+    if len(frame) != expected_records:
+        raise ValueError(f"Nombre de lignes inattendu : {len(frame)} au lieu de {expected_records}")
+
+    expected_sites = set(metadata["sites"].keys())
+    actual_sites = set(frame["site_id"].unique())
+
+    if actual_sites != expected_sites:
+        raise ValueError(
+            f"Sites incohérents. Attendus={sorted(expected_sites)}, trouvés={sorted(actual_sites)}"
+        )
+
+    duplicated = frame.duplicated(subset=["site_id", "timestamp"]).sum()
+
+    if duplicated:
+        raise ValueError(f"{duplicated} doublons (site_id, timestamp) détectés")
+
+    static_variants = frame.groupby("site_id")[["site_type", "site_name"]].nunique()
+
+    if (static_variants > 1).any().any():
+        raise ValueError("Un site possède plusieurs valeurs de site_type ou site_name.")
+
+    # Vérifie également que tous les timestamps
+    # peuvent être interprétés correctement.
+    pd.to_datetime(
+        frame["timestamp"],
+        errors="raise",
+    )
+
+
+def normalize_timestamps(
+    frame: pd.DataFrame,
+    source_timezone: str,
+) -> pd.DataFrame:
+    """
+    Normalise les timestamps et leur associe une timezone.
+
+    Les timestamps originaux sont conservés dans une colonne
+    temporaire afin de pouvoir les stocker dans raw_data.
+    """
+    normalized = frame.copy()
+
+    normalized["_source_timestamp"] = normalized["timestamp"]
+
+    timestamps = pd.to_datetime(
+        normalized["timestamp"],
+        errors="raise",
+    )
+
+    if timestamps.dt.tz is None:
+        timestamps = timestamps.dt.tz_localize(source_timezone)
+    else:
+        timestamps = timestamps.dt.tz_convert(source_timezone)
+
+    normalized["timestamp"] = timestamps
+
+    return normalized
+
+
+def to_json_value(value: Any) -> Any:
+    """
+    Convertit une valeur Pandas/Numpy en valeur
+    compatible JSON.
+    """
+    if value is None:
+        return None
+
+    try:
+        if pd.isna(value):
+            return None
+    except TypeError, ValueError:
+        pass
+
+    if isinstance(value, pd.Timestamp):
+        return value.isoformat()
+
+    if hasattr(value, "item"):
+        return value.item()
+
+    return value
+
+
+async def ensure_dataset(
+    connection: AsyncConnection,
+    metadata: dict[str, Any],
+    sha256: str,
+    source_timezone: str,
+    storage_uri: str,
+) -> int:
+    """
+    Crée l'entrée dataset si elle n'existe pas.
+
+    Le SHA-256 permet de reconnaître un fichier déjà importé
+    et participe à l'idempotence et à la traçabilité.
+    """
+    result = await connection.execute(
+        text(
+            """
+            SELECT dataset_id
+            FROM dataset
+            WHERE archive_sha256 = :sha256
+            LIMIT 1
+            """
+        ),
+        {
+            "sha256": sha256,
+        },
+    )
+
+    existing = result.scalar_one_or_none()
+
+    if existing is not None:
+        return int(existing)
+
+    metadata_summary = {
+        "generator_version": metadata.get("generator_version"),
+        "total_sites": metadata.get("total_sites"),
+        "total_records": metadata.get("total_records"),
+        "date_range": metadata.get("date_range"),
+        "frequency": metadata.get("frequency"),
+        "null_injection_enabled": metadata.get("null_injection_enabled"),
+        "null_strategies": metadata.get("null_strategies"),
+        "importer": "historical_import_v1",
+    }
+
+    result = await connection.execute(
+        text(
+            """
+            INSERT INTO dataset (
+                dataset_name,
+                archive_sha256,
+                storage_uri,
+                source_timezone,
+                "metadata"
+            )
+            VALUES (
+                :dataset_name,
+                :archive_sha256,
+                :storage_uri,
+                :source_timezone,
+                CAST(:metadata AS jsonb)
+            )
+            RETURNING dataset_id
+            """
+        ),
+        {
+            "dataset_name": ("EnerVision historical dataset 2023-2024"),
+            "archive_sha256": sha256,
+            "storage_uri": storage_uri,
+            "source_timezone": source_timezone,
+            "metadata": json.dumps(
+                metadata_summary,
+                ensure_ascii=False,
+            ),
+        },
+    )
+
+    return int(result.scalar_one())
+
+
+async def upsert_sites(
+    connection: AsyncConnection,
+    frame: pd.DataFrame,
+) -> None:
+    """Insère ou met à jour les sites du dataset."""
+    sites = cast(
+        list[dict[str, Any]],
+        frame[
+            [
+                "site_id",
+                "site_type",
+                "site_name",
+            ]
+        ]
+        .drop_duplicates(subset=["site_id"])
+        .to_dict(orient="records"),
+    )
+
+    await connection.execute(
+        text(
+            """
+            INSERT INTO site (
+                site_id,
+                site_type,
+                site_name
+            )
+            VALUES (
+                :site_id,
+                :site_type,
+                :site_name
+            )
+            ON CONFLICT (site_id)
+            DO UPDATE SET
+                site_type = EXCLUDED.site_type,
+                site_name = EXCLUDED.site_name
+            """
+        ),
+        sites,
+    )
+
+
+def build_reading_batch(
+    chunk: pd.DataFrame,
+    dataset_id: int,
+) -> list[dict[str, Any]]:
+    """
+    Transforme un chunk Pandas en lignes prêtes
+    à être chargées dans la table reading.
+    """
+    rows: list[dict[str, Any]] = []
+
+    records = cast(
+        list[dict[str, Any]],
+        chunk.to_dict(orient="records"),
+    )
+
+    for record in records:
+        quality, reasons = classify_quality(record)
+
+        raw_data = {
+            column: to_json_value(value)
+            for column, value in record.items()
+            if column != "_source_timestamp"
+        }
+
+        # Dans raw_data, on conserve le timestamp
+        # exactement tel qu'il était dans le CSV.
+        raw_data["timestamp"] = to_json_value(record["_source_timestamp"])
+
+        rows.append(
+            {
+                "site_id": record["site_id"],
+                "timestamp": record["timestamp"],
+                "source": SOURCE_NAME,
+                "dataset_id": dataset_id,
+                # Non fourni par le dataset historique.
+                "consumption_kw": None,
+                "consumption_kwh": to_json_value(record["consumption_kwh"]),
+                "consumption_euros": to_json_value(record["consumption_euros"]),
+                # Non fournis par le CSV historique.
+                "voltage_v": None,
+                "current_a": None,
+                "power_factor": None,
+                "temperature_celsius": (to_json_value(record["temperature_celsius"])),
+                "humidity_percent": (to_json_value(record["humidity_percent"])),
+                "solar_irradiance_wm2": (to_json_value(record["solar_irradiance_wm2"])),
+                "is_working_hours": bool(record["is_working_hours"]),
+                "data_quality": quality,
+                "null_reasons": reasons,
+                # Aucune imputation pendant l'ingestion RAW.
+                # Les valeurs manquantes sont conservées telles quelles
+                # afin de préserver la donnée source.
+                "imputed_values": None,
+                "imputation_method": None,
+                # Conservation de la donnée source
+                # pour la traçabilité.
+                "raw_data": json.dumps(
+                    raw_data,
+                    ensure_ascii=False,
+                ),
+            }
+        )
+
+    return rows
+
+
+READING_INSERT = text(
+    """
+    INSERT INTO reading (
+        site_id,
+        timestamp,
+        source,
+        dataset_id,
+        consumption_kw,
+        consumption_kwh,
+        consumption_euros,
+        voltage_v,
+        current_a,
+        power_factor,
+        temperature_celsius,
+        humidity_percent,
+        solar_irradiance_wm2,
+        is_working_hours,
+        data_quality,
+        null_reasons,
+        imputed_values,
+        imputation_method,
+        raw_data
+    )
+    VALUES (
+        :site_id,
+        :timestamp,
+        :source,
+        :dataset_id,
+        :consumption_kw,
+        :consumption_kwh,
+        :consumption_euros,
+        :voltage_v,
+        :current_a,
+        :power_factor,
+        :temperature_celsius,
+        :humidity_percent,
+        :solar_irradiance_wm2,
+        :is_working_hours,
+        :data_quality,
+        :null_reasons,
+        CAST(:imputed_values AS jsonb),
+        :imputation_method,
+        CAST(:raw_data AS jsonb)
+    )
+    ON CONFLICT DO NOTHING
+    """
+)
+
+
+async def import_historical(
+    csv_path: Path,
+    metadata_path: Path,
+    source_timezone: str,
+    batch_size: int,
+    dry_run: bool,
+    storage_uri: str,
+) -> None:
+    """
+    Exécute le pipeline ETL historique EnerVision.
+
+    Étapes :
+    1. Extract
+    2. Validate
+    3. Transform
+    4. Load
+    """
+    metadata = load_metadata(metadata_path)
+
+    frame = pd.read_csv(csv_path)
+
+    validate_source(
+        frame,
+        metadata,
+    )
+
+    print(f"Lignes             : {len(frame)}")
+    print(f"Sites              : {frame['site_id'].nunique()}")
+    print(f"Période            : {frame['timestamp'].min()} -> {frame['timestamp'].max()}")
+    print(f"Doublons           : {frame.duplicated(['site_id', 'timestamp']).sum()}")
+
+    print("\nValeurs NULL :")
+    print(frame[MEASURE_COLUMNS].isna().sum())
+
+    sha256 = compute_sha256(csv_path)
+
+    print(f"\nSHA-256            : {sha256}")
+
+    if dry_run:
+        print("\nDry-run terminé : aucune donnée écrite.")
+        return
+
+    normalized = normalize_timestamps(
+        frame,
+        source_timezone,
+    )
+
+    settings = get_settings()
+
+    engine = create_async_engine(
+        str(settings.database_url),
+        pool_pre_ping=True,
+    )
+
+    try:
+        async with engine.begin() as connection:
+            dataset_id = await ensure_dataset(
+                connection=connection,
+                metadata=metadata,
+                sha256=sha256,
+                source_timezone=source_timezone,
+                storage_uri=storage_uri,
+            )
+
+            await upsert_sites(
+                connection,
+                normalized,
+            )
+
+            result = await connection.execute(
+                text(
+                    """
+                    SELECT COUNT(*)
+                    FROM reading
+                    WHERE dataset_id = :dataset_id
+                      AND source = :source
+                    """
+                ),
+                {
+                    "dataset_id": dataset_id,
+                    "source": SOURCE_NAME,
+                },
+            )
+
+            before = int(result.scalar_one())
+
+            for start in range(
+                0,
+                len(normalized),
+                batch_size,
+            ):
+                chunk = normalized.iloc[start : start + batch_size]
+
+                rows = build_reading_batch(
+                    chunk,
+                    dataset_id,
+                )
+
+                await connection.execute(
+                    READING_INSERT,
+                    rows,
+                )
+
+                loaded = min(
+                    start + batch_size,
+                    len(normalized),
+                )
+
+                print(f"Chargement : {loaded}/{len(normalized)}")
+
+            result = await connection.execute(
+                text(
+                    """
+                    SELECT COUNT(*)
+                    FROM reading
+                    WHERE dataset_id = :dataset_id
+                      AND source = :source
+                    """
+                ),
+                {
+                    "dataset_id": dataset_id,
+                    "source": SOURCE_NAME,
+                },
+            )
+
+            after = int(result.scalar_one())
+
+            print("\nImport terminé.")
+            print(f"dataset_id         : {dataset_id}")
+            print(f"lectures avant     : {before}")
+            print(f"lectures après     : {after}")
+            print(f"nouvelles lectures : {after - before}")
+
+    finally:
+        await engine.dispose()
+
+
+def parse_args() -> argparse.Namespace:
+    """Définit les arguments CLI de l'import."""
+    parser = argparse.ArgumentParser(description=("Import historique EnerVision"))
+
+    parser.add_argument(
+        "--csv",
+        type=Path,
+        required=True,
+        help="Chemin vers le CSV historique.",
+    )
+
+    parser.add_argument(
+        "--metadata",
+        type=Path,
+        required=True,
+        help=("Chemin vers le fichier dataset_metadata.json."),
+    )
+
+    parser.add_argument(
+        "--source-timezone",
+        default="UTC",
+        help=("Timezone associée aux timestamps du dataset. Défaut : UTC."),
+    )
+
+    parser.add_argument(
+        "--batch-size",
+        type=int,
+        default=1000,
+        help=("Nombre de lignes insérées par batch. Défaut : 1000."),
+    )
+
+    parser.add_argument(
+        "--dry-run",
+        action="store_true",
+        help=("Valide les données sans écrire en base."),
+    )
+
+    return parser.parse_args()
+
+
+def main() -> None:
+    """Point d'entrée CLI du pipeline."""
+    args = parse_args()
+
+    if args.batch_size <= 0:
+        raise ValueError("--batch-size doit être strictement supérieur à 0.")
+
+    # resolve() est volontairement exécuté ici,
+    # dans la partie synchrone du programme.
+    # Cela évite une opération filesystem bloquante
+    # à l'intérieur d'une fonction async.
+    storage_uri = args.csv.resolve().as_uri()
+
+    asyncio.run(
+        import_historical(
+            csv_path=args.csv,
+            metadata_path=args.metadata,
+            source_timezone=(args.source_timezone),
+            batch_size=args.batch_size,
+            dry_run=args.dry_run,
+            storage_uri=storage_uri,
+        )
+    )
+
+
+if __name__ == "__main__":
+    main()

apps/backend/pyproject.toml

@@ -16,6 +16,7 @@ dependencies = [
     "pyjwt>=2.10",
     "argon2-cffi>=23.1",
     "anyio>=4.0",
+    "pandas>=3.0.5",
 ]
 
 [dependency-groups]
@@ -26,6 +27,7 @@ dev = [
     "pytest-asyncio>=1.4.0",
     "pytest-cov>=7.1.0",
     "httpx>=0.28.1",
+    "pandas-stubs>=3.0.5.260914",
 ]
 
 [build-system]

apps/backend/tests/etl/test_historical_import.py

@@ -0,0 +1,239 @@
+import hashlib
+import json
+
+import pandas as pd
+import pytest
+
+from app.etl.historical_import import (
+    SOURCE_NAME,
+    build_reading_batch,
+    classify_quality,
+    compute_sha256,
+    load_metadata,
+    normalize_timestamps,
+    validate_source,
+)
+
+
+def make_metadata() -> dict:
+    return {
+        "total_records": 2,
+        "sites": {
+            "SITE001": {},
+        },
+    }
+
+
+def make_dataframe() -> pd.DataFrame:
+    return pd.DataFrame(
+        [
+            {
+                "timestamp": "2023-01-01 00:00:00",
+                "site_id": "SITE001",
+                "site_type": "office",
+                "site_name": "Site 1",
+                "consumption_kwh": 10.5,
+                "consumption_euros": 2.5,
+                "temperature_celsius": 20.0,
+                "humidity_percent": 50.0,
+                "solar_irradiance_wm2": 0.0,
+                "hour": 0,
+                "day_of_week": 6,
+                "day_name": "Sunday",
+                "month": 1,
+                "is_weekend": True,
+                "is_working_hours": False,
+            },
+            {
+                "timestamp": "2023-01-01 01:00:00",
+                "site_id": "SITE001",
+                "site_type": "office",
+                "site_name": "Site 1",
+                "consumption_kwh": 11.0,
+                "consumption_euros": 2.7,
+                "temperature_celsius": 19.5,
+                "humidity_percent": 52.0,
+                "solar_irradiance_wm2": 0.0,
+                "hour": 1,
+                "day_of_week": 6,
+                "day_name": "Sunday",
+                "month": 1,
+                "is_weekend": True,
+                "is_working_hours": False,
+            },
+        ]
+    )
+
+
+def test_compute_sha256(tmp_path):
+    file_path = tmp_path / "dataset.csv"
+    content = b"hello-enervision"
+
+    file_path.write_bytes(content)
+
+    expected = hashlib.sha256(content).hexdigest()
+
+    assert compute_sha256(file_path) == expected
+
+
+def test_load_metadata(tmp_path):
+    metadata_path = tmp_path / "metadata.json"
+
+    metadata = {
+        "total_records": 2,
+        "sites": {
+            "SITE001": {},
+        },
+    }
+
+    metadata_path.write_text(
+        json.dumps(metadata),
+        encoding="utf-8",
+    )
+
+    assert load_metadata(metadata_path) == metadata
+
+
+def test_validate_source_accepts_valid_dataset():
+    frame = make_dataframe()
+
+    validate_source(
+        frame,
+        make_metadata(),
+    )
+
+
+def test_validate_source_rejects_missing_column():
+    frame = make_dataframe().drop(columns=["consumption_kwh"])
+
+    with pytest.raises(
+        ValueError,
+        match="Colonnes obligatoires absentes",
+    ):
+        validate_source(
+            frame,
+            make_metadata(),
+        )
+
+
+def test_validate_source_rejects_duplicates():
+    frame = make_dataframe()
+
+    frame.loc[1, "timestamp"] = frame.loc[
+        0,
+        "timestamp",
+    ]
+
+    with pytest.raises(
+        ValueError,
+        match="doublons",
+    ):
+        validate_source(
+            frame,
+            make_metadata(),
+        )
+
+
+def test_validate_source_rejects_unknown_site():
+    frame = make_dataframe()
+
+    frame.loc[1, "site_id"] = "SITE999"
+
+    with pytest.raises(
+        ValueError,
+        match="Sites incohérents",
+    ):
+        validate_source(
+            frame,
+            make_metadata(),
+        )
+
+
+def test_normalize_timestamps_adds_timezone():
+    frame = make_dataframe()
+
+    normalized = normalize_timestamps(
+        frame,
+        "UTC",
+    )
+
+    assert normalized["timestamp"].dt.tz is not None
+
+    assert "_source_timestamp" in normalized.columns
+
+
+def test_classify_quality_good():
+    row = make_dataframe().iloc[0].to_dict()
+
+    quality, reasons = classify_quality(row)
+
+    assert quality == "good"
+    assert reasons == []
+
+
+def test_classify_quality_degraded_when_consumption_missing():
+    row = make_dataframe().iloc[0].to_dict()
+    row["consumption_kwh"] = None
+
+    quality, reasons = classify_quality(row)
+
+    assert quality == "degraded"
+
+    assert "missing:consumption_kwh" in reasons
+
+
+def test_build_reading_batch_respects_database_contract():
+    frame = normalize_timestamps(
+        make_dataframe(),
+        "UTC",
+    )
+
+    rows = build_reading_batch(
+        frame.iloc[:1],
+        dataset_id=3,
+    )
+
+    assert len(rows) == 1
+
+    row = rows[0]
+
+    assert row["dataset_id"] == 3
+
+    # Important :
+    # contrainte ck_reading_dataset_source.
+    assert row["source"] == "csv"
+    assert SOURCE_NAME == "csv"
+
+    # Important :
+    # contrainte ck_reading_imputation.
+    assert row["imputed_values"] is None
+    assert row["imputation_method"] is None
+
+    assert row["data_quality"] == "good"
+    assert row["null_reasons"] == []
+
+
+def test_build_reading_batch_keeps_missing_values():
+    frame = make_dataframe()
+
+    frame.loc[0, "temperature_celsius"] = None
+
+    frame = normalize_timestamps(
+        frame,
+        "UTC",
+    )
+
+    rows = build_reading_batch(
+        frame.iloc[:1],
+        dataset_id=3,
+    )
+
+    row = rows[0]
+
+    assert row["temperature_celsius"] is None
+
+    assert "missing:temperature_celsius" in row["null_reasons"]
+
+    # RAW ingestion : aucune imputation.
+    assert row["imputed_values"] is None
+    assert row["imputation_method"] is None

apps/backend/uv.lock

@@ -1,6 +1,11 @@
 version = 1
 revision = 3
 requires-python = "==3.14.*"
+resolution-markers = [
+    "sys_platform == 'win32'",
+    "sys_platform == 'emscripten'",
+    "sys_platform != 'emscripten' and sys_platform != 'win32'",
+]
 
 [[package]]
 name = "alembic"
@@ -311,6 +316,7 @@ dependencies = [
     { name = "argon2-cffi" },
     { name = "asyncpg" },
     { name = "fastapi" },
+    { name = "pandas" },
     { name = "prometheus-fastapi-instrumentator" },
     { name = "pydantic", extra = ["email"] },
     { name = "pydantic-settings" },
@@ -324,6 +330,7 @@ dependencies = [
 dev = [
     { name = "httpx" },
     { name = "mypy" },
+    { name = "pandas-stubs" },
     { name = "pytest" },
     { name = "pytest-asyncio" },
     { name = "pytest-cov" },
@@ -337,6 +344,7 @@ requires-dist = [
     { name = "argon2-cffi", specifier = ">=23.1" },
     { name = "asyncpg", specifier = ">=0.31.0" },
     { name = "fastapi", specifier = ">=0.141.1" },
+    { name = "pandas", specifier = ">=3.0.5" },
     { name = "prometheus-fastapi-instrumentator", specifier = ">=8.1.0" },
     { name = "pydantic", extras = ["email"], specifier = ">=2.13.5" },
     { name = "pydantic-settings", specifier = ">=2.15.0" },
@@ -350,6 +358,7 @@ requires-dist = [
 dev = [
     { name = "httpx", specifier = ">=0.28.1" },
     { name = "mypy", specifier = ">=2.3.1" },
+    { name = "pandas-stubs", specifier = ">=3.0.5.260914" },
     { name = "pytest", specifier = ">=9.1.1" },
     { name = "pytest-asyncio", specifier = ">=1.4.0" },
     { name = "pytest-cov", specifier = ">=7.1.0" },
@@ -595,6 +604,35 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/79/7b/2c79738432f5c924bef5071f933bcc9efd0473bac3b4aa584a6f7c1c8df8/mypy_extensions-1.1.0-py3-none-any.whl", hash = "sha256:1be4cccdb0f2482337c4743e60421de3a356cd97508abadd57d47403e94f5505", size = 4963, upload-time = "2025-04-22T14:54:22.983Z" },
 ]
 
+[[package]]
+name = "numpy"
+version = "2.5.3"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/13/01/11703282db468b85f6f7b8c7f22d058de5970d5c7e60a3a8aaa313c3de36/numpy-2.5.3.tar.gz", hash = "sha256:df2d5874ff183595a4ba404edd04f6bd9b5505c1d7708573f6a6c17489a67563", size = 20791231, upload-time = "2026-09-06T16:27:47.073Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/70/78/cf416f15dc29375a229d9dfebf8db6e313f291580b39fa1a568b6052bb07/numpy-2.5.3-cp314-cp314-macosx_10_15_x86_64.whl", hash = "sha256:350ba9783ce969cf9f7ce6e6a9a58e1a6e2a19ca025b7ee448c4db727706212a", size = 16998686, upload-time = "2026-09-06T16:25:33.171Z" },
+    { url = "https://files.pythonhosted.org/packages/9e/59/abcc2d8def4fd60eec7d87f92d27c13448ffd9ab14339bcc63a0d7a2fdea/numpy-2.5.3-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:012e66aca395d795496446e52aeeb5866312a5d4d3f27da270e5a0b43f70dc5c", size = 12013862, upload-time = "2026-09-06T16:25:36.748Z" },
+    { url = "https://files.pythonhosted.org/packages/94/75/4640d2d6e4b64a049e48425a82728a41ef4adb61332d2cba68055774878b/numpy-2.5.3-cp314-cp314-macosx_14_0_arm64.whl", hash = "sha256:adc1ada2662f8a5f960b8a10d9986897e7499ef07e06d4cfe7197f8cce923c07", size = 5449793, upload-time = "2026-09-06T16:25:39.476Z" },
+    { url = "https://files.pythonhosted.org/packages/96/cd/625b57ae33d4ca560f32cc0b47b4a5922146d9beb998ddf773900d440a73/numpy-2.5.3-cp314-cp314-macosx_14_0_x86_64.whl", hash = "sha256:54a115e5a73b8fc44f0cebef486365a1894b5c9760685d4558b72b7c3eb846e0", size = 6785176, upload-time = "2026-09-06T16:25:42.069Z" },
+    { url = "https://files.pythonhosted.org/packages/9c/72/12918652e7912ef9751e8694c88820fcd1908e0618cb23f5f3caa6004b7b/numpy-2.5.3-cp314-cp314-manylinux_2_27_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:be5a8381859b6da607c84f4f7d6847725f1cf1853ef8a2c9e115b7d58bef47dc", size = 15703377, upload-time = "2026-09-06T16:25:45.135Z" },
+    { url = "https://files.pythonhosted.org/packages/45/8f/9beacf79ca7c650688ad0baa80931adb988fe6e6e5d5903c23cc3dbd70eb/numpy-2.5.3-cp314-cp314-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:b0521d0f4aebb6e06189451025fa17a913287b13c03d5fe05c017333b654ea5b", size = 16711928, upload-time = "2026-09-06T16:25:48.461Z" },
+    { url = "https://files.pythonhosted.org/packages/09/8d/41d0a56e1ac4c87495c897a211b1368691b7237aadabec8b3b8f3a74d48f/numpy-2.5.3-cp314-cp314-musllinux_1_2_aarch64.whl", hash = "sha256:9deb49575e5b0b94ed72c8a64ec4d033381adc27e9060ae842971f697ba96104", size = 17059507, upload-time = "2026-09-06T16:25:51.873Z" },
+    { url = "https://files.pythonhosted.org/packages/08/1e/0dfbc5cc251d54e2af790f254d24ec38637fa97ec7d5d11de7ffed787098/numpy-2.5.3-cp314-cp314-musllinux_1_2_x86_64.whl", hash = "sha256:b00eefbcf0f292945c4b4dec2ae845389ef5bcdcd596e6e4328051db5b5ba694", size = 18471002, upload-time = "2026-09-06T16:25:55.233Z" },
+    { url = "https://files.pythonhosted.org/packages/b5/2c/dfa40f6991f8185c8c30ffd023dfcbb11888e823cfab9557b920f3bb7bed/numpy-2.5.3-cp314-cp314-win32.whl", hash = "sha256:c2381f82999704f818e2c987a865050e285ec3621262c66d40f5a96c8f899f8e", size = 6180485, upload-time = "2026-09-06T16:25:58.157Z" },
+    { url = "https://files.pythonhosted.org/packages/a4/73/d2c08231e4fde7e415501fd02c715d96e98599b2d8384445933944152984/numpy-2.5.3-cp314-cp314-win_amd64.whl", hash = "sha256:2c25dfa72943e4336ddb6b0ee4277b47a0c85bede0807530ec68103bf58e2c10", size = 12698179, upload-time = "2026-09-06T16:26:00.789Z" },
+    { url = "https://files.pythonhosted.org/packages/5c/e9/dcdcc9b95cf5f49815055573aee1b11cfbf5299f38a180e437ded050810f/numpy-2.5.3-cp314-cp314-win_arm64.whl", hash = "sha256:15aa985ac73a8db02db7663381aa109510449d3819d37206caed27b33a65a8a6", size = 10769383, upload-time = "2026-09-06T16:26:04.011Z" },
+    { url = "https://files.pythonhosted.org/packages/49/c4/af8bc08a7ef4e1529a7c0cf24969accce316b783999802089a581ec99272/numpy-2.5.3-cp314-cp314t-macosx_11_0_arm64.whl", hash = "sha256:ac7bb1c52d445bd4f8f7f97fefe6abc3a084dc4d63df50d79b17fa2b78e89297", size = 12132668, upload-time = "2026-09-06T16:26:07.138Z" },
+    { url = "https://files.pythonhosted.org/packages/c5/ae/0f15eb56d4ec5e13c1f7ff04ff407f997d1acbadb45d3e1f2e2645a8f43c/numpy-2.5.3-cp314-cp314t-macosx_14_0_arm64.whl", hash = "sha256:e6ab667ba76450084eb64013762c438ea76d9d29cc676dcd6c2e9892ba37f841", size = 5568580, upload-time = "2026-09-06T16:26:09.828Z" },
+    { url = "https://files.pythonhosted.org/packages/23/fb/c72a8f25d4b6e96c354e7ab45ace3b27dc11e5d6a13b6c7d0cd6b08bf112/numpy-2.5.3-cp314-cp314t-macosx_14_0_x86_64.whl", hash = "sha256:f7fabeb6cea87d65f3b926de33d03fb016cfdc29314c90974383b5582ae72891", size = 6882634, upload-time = "2026-09-06T16:26:12.524Z" },
+    { url = "https://files.pythonhosted.org/packages/07/a9/968c90ed2ab15060c338e8137f1215b5a60756ae07328e0a60d1c6734df4/numpy-2.5.3-cp314-cp314t-manylinux_2_27_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:1fb6f8fb9ff0b3a69f52c66ce397b0246583e9f28616231b0e32ca49259a5fa6", size = 15748923, upload-time = "2026-09-06T16:26:15.092Z" },
+    { url = "https://files.pythonhosted.org/packages/59/08/9df04103947b95e3b6b1f2ed1a70521f325647a31b82da6a2aae3a485508/numpy-2.5.3-cp314-cp314t-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:93e1f5447e2b1e479d7bd74701e84746b86450cff1fc368b132d195e2b8f8211", size = 16746748, upload-time = "2026-09-06T16:26:18.43Z" },
+    { url = "https://files.pythonhosted.org/packages/41/a0/14c8d5fe5b53a334aabb653deb391c0fef49558f491880ea300ed6785224/numpy-2.5.3-cp314-cp314t-musllinux_1_2_aarch64.whl", hash = "sha256:c00abe94c1a69d75d827dcf1c025b25c8a45d230b3bcd77a9020883a1b047653", size = 17111561, upload-time = "2026-09-06T16:26:22.113Z" },
+    { url = "https://files.pythonhosted.org/packages/c4/a6/d7e96e42f01522e154c32489640f16dfc4f6181d165d05fc3bec8c2c4999/numpy-2.5.3-cp314-cp314t-musllinux_1_2_x86_64.whl", hash = "sha256:536f963710a4e63934d80ac0dc4f478804a83e9a84b6828018f25d09953ada33", size = 18513945, upload-time = "2026-09-06T16:26:25.401Z" },
+    { url = "https://files.pythonhosted.org/packages/25/39/3453afb7119d0449ef11c886874120ff180e2c337760e0e2d88f70f1a945/numpy-2.5.3-cp314-cp314t-win32.whl", hash = "sha256:4c8a6d2ebce6305fd82fbefca827775437147052a976ee7c94b36a0c1b52ac6c", size = 6335421, upload-time = "2026-09-06T16:26:28.175Z" },
+    { url = "https://files.pythonhosted.org/packages/99/01/22815d2b19a1a746b1d45205cffebb3fe511a18acb75fba6c88491fc9894/numpy-2.5.3-cp314-cp314t-win_amd64.whl", hash = "sha256:9a37475425b431b4d060f23b4f52cd2f3aef6bc7c654bd760adf0040eec9d435", size = 12896420, upload-time = "2026-09-06T16:26:31.265Z" },
+    { url = "https://files.pythonhosted.org/packages/fa/ee/a7cbba67eeaff038dc29ca8b98a88396c8b0cc9c89d4924f4a27a5c9150b/numpy-2.5.3-cp314-cp314t-win_arm64.whl", hash = "sha256:2d8240cb4c16fd831074aa2b2cf9fc54664d826341d61c372245b96a74a49a9a", size = 10857177, upload-time = "2026-09-06T16:26:34.167Z" },
+]
+
 [[package]]
 name = "packaging"
 version = "26.3"
@@ -604,6 +642,47 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/63/34/ba1c580383c9eada3711951fef0795c80b829a078d72188184bcab9dd527/packaging-26.3-py3-none-any.whl", hash = "sha256:d7193f7c8e4e93f444fde0262bf90af30e16fa0ad0ad44cb553c87339b23cd1c", size = 129956, upload-time = "2026-08-04T18:15:27.159Z" },
 ]
 
+[[package]]
+name = "pandas"
+version = "3.0.5"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "numpy" },
+    { name = "python-dateutil" },
+    { name = "tzdata", marker = "sys_platform == 'emscripten' or sys_platform == 'win32'" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/be/4f/5f3422a2afec5ffc46308b79e53291365a93748b498ac2e58bead0197916/pandas-3.0.5.tar.gz", hash = "sha256:dca3734d6ab7c906e6730f0788b0a1dbb9f2467731f9711f77995c8e9d62d712", size = 4658219, upload-time = "2026-07-22T22:19:28.819Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/51/2f/cf6aae281264f4463f0875bcbb15fd2bb6d291cc535187dad1732475e4a9/pandas-3.0.5-cp314-cp314-macosx_10_15_x86_64.whl", hash = "sha256:2f264fc46911cc8131a7322a16199bbf8e353d27c10bb211f5bd0c814324dc36", size = 10390034, upload-time = "2026-07-22T22:18:49.818Z" },
+    { url = "https://files.pythonhosted.org/packages/06/ec/5189518c7a7659c4bdcc6b1eb32c46c6f3c86b0661ffd84143d1112c7732/pandas-3.0.5-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:53730687fcd161883b24e10411c06d6a4c0f2275d2faf3bb2bc25deb4ba8007c", size = 9980065, upload-time = "2026-07-22T22:18:52.249Z" },
+    { url = "https://files.pythonhosted.org/packages/ea/f1/598503ce8d7e3c35601e0747ba288c7864baae66380725bc12f13f884dfe/pandas-3.0.5-cp314-cp314-manylinux_2_24_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:960d3ebcf249f75206899fcd2c6de53f736b7265759ced0d3e559df0b8b709b0", size = 10545532, upload-time = "2026-07-22T22:18:54.813Z" },
+    { url = "https://files.pythonhosted.org/packages/fa/de/ceae2adf7034e07e9910299fe412e1819c4f0dd520700a888bcb03625448/pandas-3.0.5-cp314-cp314-manylinux_2_24_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:9e94c2c5ca43bd3ca32bf64d32308887b65e5f9bfd8023ea52755107a999f93b", size = 10963120, upload-time = "2026-07-22T22:18:57.42Z" },
+    { url = "https://files.pythonhosted.org/packages/66/25/86e0f4451874eb79e688deeebe3c451fec4557f8952005818d800ee8ac7e/pandas-3.0.5-cp314-cp314-musllinux_1_2_aarch64.whl", hash = "sha256:e819dd5f62966b481a8cb649d3299ebd886a1ea91ed5a99bf7ce77c98d18ab94", size = 11563178, upload-time = "2026-07-22T22:18:59.729Z" },
+    { url = "https://files.pythonhosted.org/packages/f3/45/8643daa3b4147e433adfcccefdd0380d3aad79d86b15d8999730fe1944d5/pandas-3.0.5-cp314-cp314-musllinux_1_2_x86_64.whl", hash = "sha256:3c5ed2e7c06e91d340dfd091d7934f9bc82e4a36b95f647f090b9d1c9ac649da", size = 12028708, upload-time = "2026-07-22T22:19:02.164Z" },
+    { url = "https://files.pythonhosted.org/packages/96/58/ad979ae617615576e8aafd569c9d4b62f1191d896e38f51d66ba06f3b89a/pandas-3.0.5-cp314-cp314-win_amd64.whl", hash = "sha256:cd8f7c6dc98527058ee6264219343f5392240a6f1bfa654fc5d79023020d0c92", size = 9951806, upload-time = "2026-07-22T22:19:04.596Z" },
+    { url = "https://files.pythonhosted.org/packages/69/32/7ac03886b304049a9d2625ee88f59af760d8a93bd30ed9239bce7b9869a8/pandas-3.0.5-cp314-cp314-win_arm64.whl", hash = "sha256:5183427f5a8156d480f30333777bc978be93650a49a7c01db26adffe95b31e85", size = 9238297, upload-time = "2026-07-22T22:19:06.836Z" },
+    { url = "https://files.pythonhosted.org/packages/be/ed/1d1f2ee5547d5167face2376d11c8b2a4c7bfff5a416ee7a9046891fab1e/pandas-3.0.5-cp314-cp314t-macosx_10_15_x86_64.whl", hash = "sha256:303da736987d481074ca720ada325f8bd80c64ebc2d45ed79b29df3aaa4a26ca", size = 10849690, upload-time = "2026-07-22T22:19:09.391Z" },
+    { url = "https://files.pythonhosted.org/packages/57/55/17e17152e98fbb0c4b1e562bc65387a2f20a80db0f4a86bf8d3a0e4248d4/pandas-3.0.5-cp314-cp314t-macosx_11_0_arm64.whl", hash = "sha256:3b2801bbb049d0136f6c213eae02b5fca969384fc2064dd728d8620552aa49da", size = 10509945, upload-time = "2026-07-22T22:19:11.773Z" },
+    { url = "https://files.pythonhosted.org/packages/88/90/817d44dbf83facf9556f33576d9af0a241981e7bb5c00606c0bcb5df8dda/pandas-3.0.5-cp314-cp314t-manylinux_2_24_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:cce3a9d11d2b1f82c69a27ec1f4948a170e2c403c4bbfa8cca62e3fdebe2ef3a", size = 10392197, upload-time = "2026-07-22T22:19:14.024Z" },
+    { url = "https://files.pythonhosted.org/packages/f1/da/889f00c0a6f5aa1545add70abbf01502dff87ab577adb855bd631c54d2f2/pandas-3.0.5-cp314-cp314t-manylinux_2_24_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:ef01af4d8dc6cd2c8d6c7736f149574ef93fe043811eeb5e445f2647154b5040", size = 10862726, upload-time = "2026-07-22T22:19:16.351Z" },
+    { url = "https://files.pythonhosted.org/packages/bc/98/f1e934fb3c98fce859c6147c6785816c7b5b9ab7821115c5d8c4de9842b9/pandas-3.0.5-cp314-cp314t-musllinux_1_2_aarch64.whl", hash = "sha256:e2759e890db96dfcffdbd9b86c3c2cb6afaf58def482820317e06163ec1066cd", size = 11414864, upload-time = "2026-07-22T22:19:18.981Z" },
+    { url = "https://files.pythonhosted.org/packages/fe/be/d448af7d657d82e1888dd8551f79c6d6fb161080b5b9752d84d910ec2319/pandas-3.0.5-cp314-cp314t-musllinux_1_2_x86_64.whl", hash = "sha256:b58b1b39d46a5862e3fb18f50d1a201398619d16a0f9f73f57eea5583cf0e63c", size = 11925105, upload-time = "2026-07-22T22:19:21.515Z" },
+    { url = "https://files.pythonhosted.org/packages/29/c1/ccb4238212c8c4f496c584f3044d94e0c030ed8e1d68999db46c91c2242f/pandas-3.0.5-cp314-cp314t-win_amd64.whl", hash = "sha256:1c10461f6eeb35d8f05b6184c65c8b9991663b66c46b1d559b682cb34ae7c6ea", size = 10387612, upload-time = "2026-07-22T22:19:24.257Z" },
+    { url = "https://files.pythonhosted.org/packages/d2/cf/6a51b2c38980e04c279fd2fa908a1b0982064e860444acfca4ec2e2c8359/pandas-3.0.5-cp314-cp314t-win_arm64.whl", hash = "sha256:3c5015fd1730fbf883647e88068176c839c102cea883ba1769a6f4593bfc1f8c", size = 9509776, upload-time = "2026-07-22T22:19:26.694Z" },
+]
+
+[[package]]
+name = "pandas-stubs"
+version = "3.0.5.260914"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "numpy" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/c1/93/8948ae6c1e1e3d6833596fd266f7be2d27c1451b8be094975ad42c5e842e/pandas_stubs-3.0.5.260914.tar.gz", hash = "sha256:3f6fc1f147f68fd89c007105e7c94a948acb4ecd7eb20dc1c02e153c4ed5c250", size = 117622, upload-time = "2026-09-14T16:42:35.065Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/9a/cb/5ad79e02a556cc23fed5816de0109fa8af660c66cfa5f4af74c3e8d4cd26/pandas_stubs-3.0.5.260914-py3-none-any.whl", hash = "sha256:39a1300c5c5c55fdf609e3476805decce5d5015539a4dcb683449f8feaeee2fb", size = 177344, upload-time = "2026-09-14T16:42:33.771Z" },
+]
+
 [[package]]
 name = "pathspec"
 version = "1.1.1"
@@ -788,6 +867,18 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/9d/7a/d968e294073affff457b041c2be9868a40c1c71f4a35fcc1e45e5493067b/pytest_cov-7.1.0-py3-none-any.whl", hash = "sha256:a0461110b7865f9a271aa1b51e516c9a95de9d696734a2f71e3e78f46e1d4678", size = 22876, upload-time = "2026-03-21T20:11:14.438Z" },
 ]
 
+[[package]]
+name = "python-dateutil"
+version = "2.9.0.post0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "six" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/66/c0/0c8b6ad9f17a802ee498c46e004a0eb49bc148f2fd230864601a86dcf6db/python-dateutil-2.9.0.post0.tar.gz", hash = "sha256:37dd54208da7e1cd875388217d5e00ebd4179249f90fb72437e91a35459a0ad3", size = 342432, upload-time = "2024-03-01T18:36:20.211Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/ec/57/56b9bcc3c9c6a792fcbaf139543cee77261f3651ca9da0c93f5c1221264b/python_dateutil-2.9.0.post0-py2.py3-none-any.whl", hash = "sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427", size = 229892, upload-time = "2024-03-01T18:36:18.57Z" },
+]
+
 [[package]]
 name = "python-dotenv"
 version = "1.2.3"
@@ -857,6 +948,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/8b/4b/51327018d056f0dad2c2238f26d1fb0f53707a9d91b75dea6d1b3039f136/ruff-0.16.7-py3-none-win_arm64.whl", hash = "sha256:aab7f39e2c9df6c596216070f98eef1207b94f8516cca20c808826974971855b", size = 10412401, upload-time = "2026-09-10T18:04:04.098Z" },
 ]
 
+[[package]]
+name = "six"
+version = "1.17.0"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/94/e7/b2c673351809dca68a0e064b6af791aa332cf192da575fd474ed7d6f16a2/six-1.17.0.tar.gz", hash = "sha256:ff70335d468e7eb6ec65b95b99d3a2836546063f63acc5171de367e834932a81", size = 34031, upload-time = "2024-12-04T17:35:28.174Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/b7/ce/149a00dd41f10bc29e5921b496af8b574d8413afcd5e30dfa0ed46c2cc5e/six-1.17.0-py2.py3-none-any.whl", hash = "sha256:4721f391ed90541fddacab5acf947aa0d3dc7d27b2e1e8eda2be8970586c3274", size = 11050, upload-time = "2024-12-04T17:35:26.475Z" },
+]
+
 [[package]]
 name = "sqlalchemy"
 version = "2.0.52"
@@ -916,6 +1016,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/67/81/4add07e5172b7ac40d8ed5ff580409a7801a4fe26d529bdd915401dabfbe/typing_inspection-0.4.4-py3-none-any.whl", hash = "sha256:65b8397ba37ccbce054456aaccddfc91e6e3083c92824df348d96ca832f3f147", size = 14750, upload-time = "2026-08-12T12:37:24.648Z" },
 ]
 
+[[package]]
+name = "tzdata"
+version = "2026.4"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/e4/31/3d74fa778a63b98b7374323befcc0be5ab3bd94afd4096a0124e7379152c/tzdata-2026.4.tar.gz", hash = "sha256:f1b8bd365d8d210c55353f4d7f8d6d8561c0ba50d704b700d195a9424bba0d79", size = 199350, upload-time = "2026-09-12T12:56:03.251Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/f9/bc/8737e8d54cf51106118039b83f485a4783112fab49ea9d044b234978a46e/tzdata-2026.4-py2.py3-none-any.whl", hash = "sha256:c2169a8b0a7a5e9674da5a135ccdfb2b3e671b333ed9fed17b41f73c34476e81", size = 347494, upload-time = "2026-09-12T12:56:01.67Z" },
+]
+
 [[package]]
 name = "uvicorn"
 version = "0.53.0"

docs/architecture/40-data.md

@@ -231,3 +231,73 @@ et ne sont pas considérées comme des alertes actuelles.
 - Les mesures API ne sont pas rattachées à un dataset historique.
 - Une alerte peut être associée à une prévision du même site.
 - Une alerte peut donner lieu à plusieurs recommandations.
+
+## Ingestion des données historiques
+
+Le MVP EnerVision initialise les données énergétiques à partir du dataset fourni dans le cadre du projet.
+
+Le dataset de référence contient 122 647 mesures issues de 7 sites et couvre la période du 1er janvier 2023 au 31 décembre 2024.
+
+Les fichiers sources CSV et JSON sont nécessaires uniquement pour l'initialisation des données. Ils ne sont pas versionnés dans Git et sont placés localement dans `data/raw/`.
+
+### Architecture du flux
+
+```text
+Dataset CSV + métadonnées JSON
+              |
+              v
+     historical_import.py
+              |
+       +------+------+
+       |             |
+       v             v
+   Validation     SHA-256
+       |          Traçabilité
+       +------+------+
+              |
+              v
+      Normalisation
+      + qualité data
+              |
+              v
+    Chargement par batches
+              |
+              v
+ PostgreSQL / TimescaleDB
+       |      |       |
+       v      v       v
+    dataset  site   reading
+```
+
+Le pipeline est développé en Python.
+
+Pandas est utilisé pour l'extraction, la validation et la préparation des données. SQLAlchemy Async assure le chargement transactionnel dans PostgreSQL/TimescaleDB.
+
+Une empreinte SHA-256 permet d'identifier le dataset utilisé et d'assurer sa traçabilité.
+
+Les valeurs manquantes sont conservées pendant l'ingestion afin de préserver les données sources. Aucune imputation n'est réalisée à cette étape.
+
+Le chargement des mesures est effectué par batches de 1 000 lignes.
+
+Les données provenant du dataset CSV sont identifiées par `source = "csv"` et associées à leur `dataset_id`.
+
+### Résultats validés
+
+Le chargement de référence a permis d'obtenir :
+
+- 1 dataset ;
+- 7 sites ;
+- 122 647 mesures ;
+- 0 doublon détecté dans le dataset source.
+
+L'idempotence a également été vérifiée par une deuxième exécution du pipeline : aucune nouvelle mesure n'a été créée et le nombre de `reading` est resté à 122 647.
+
+La procédure détaillée d'installation, d'exécution, de validation et de contrôle du pipeline est disponible dans `etl/README.md`.
+
+### Évolution prévue
+
+L'étape suivante consiste à orchestrer les traitements Data avec Apache Airflow.
+
+L'orchestration réutilisera la logique ETL existante afin de séparer la logique de traitement de la planification, du suivi des exécutions et de la gestion des erreurs.
+
+Le pipeline servira ensuite de base à la préparation des données nécessaires au modèle de Machine Learning.

etl/README.md

@@ -1,9 +1,349 @@
-# ETL
+# Pipeline ETL — EnerVision
 
-Orchestration Apache Airflow : ingestion des mesures, agregations continues,
-controles de qualite. Non initialise, voir le ticket dedie.
+## Objectif
 
-- `airflow/dags` : DAGs.
-- `airflow/plugins` : operateurs et hooks maison.
-- `airflow/include` : requetes SQL et ressources referencees par les DAGs.
-- `airflow/tests` : tests d'integrite des DAGs.
+Le pipeline ETL EnerVision permet d'intégrer les données énergétiques historiques dans PostgreSQL/TimescaleDB.
+
+Cette première étape du pipeline Data permet de charger le dataset fourni dans le cadre du projet, contenant les mesures énergétiques de 7 sites sur la période du 1er janvier 2023 au 31 décembre 2024.
+
+Le pipeline assure :
+
+- l'extraction des données sources ;
+- la validation de leur structure et de leur cohérence ;
+- la normalisation des données nécessaires au stockage ;
+- le suivi de la qualité des données ;
+- la traçabilité du dataset importé ;
+- le chargement des données dans PostgreSQL/TimescaleDB ;
+- l'idempotence du chargement afin d'éviter la création de doublons.
+
+## Données sources
+
+Le dataset est fourni par le formateur dans le cadre du projet EnerVision.
+
+Il contient les deux fichiers suivants :
+
+```text
+all_sites_combined.csv
+dataset_metadata.json
+```
+
+Ces fichiers sont nécessaires une seule fois pour initialiser les données historiques de l'environnement.
+
+Ils ne sont pas versionnés dans Git. Chaque membre de l'équipe récupère manuellement une fois les fichiers fournis par le formateur et les place dans :
+
+```text
+data/raw/
+```
+
+Structure locale attendue :
+
+```text
+data/
+└── raw/
+    ├── .gitkeep
+    ├── all_sites_combined.csv
+    └── dataset_metadata.json
+```
+
+Le fichier `.gitkeep` est versionné afin de conserver le répertoire `data/raw/` dans Git. Les fichiers CSV et JSON sont ignorés par Git.
+
+## Technologies utilisées
+
+| Technologie | Utilisation |
+|---|---|
+| Python | Développement du pipeline ETL |
+| Pandas | Lecture, validation et transformation des données |
+| JSON | Lecture des métadonnées du dataset |
+| hashlib / SHA-256 | Identification, intégrité et traçabilité du dataset |
+| SQLAlchemy Async | Connexion et chargement asynchrone en base |
+| PostgreSQL | Stockage relationnel |
+| TimescaleDB | Stockage des séries temporelles énergétiques |
+| Docker Compose | Exécution de l'environnement local |
+| Alembic | Gestion des migrations du schéma |
+| uv | Gestion et exécution de l'environnement Python |
+| Ruff | Contrôle de la qualité du code |
+| Pytest | Tests automatisés |
+
+## Fonctionnement du pipeline
+
+Le script principal d'import se trouve dans :
+
+```text
+apps/backend/app/etl/historical_import.py
+```
+
+Le flux d'import est le suivant :
+
+```text
+CSV + métadonnées JSON
+          |
+          v
+      Extraction
+          |
+          v
+      Validation
+          |
+          v
+   Traçabilité SHA-256
+          |
+          v
+     Transformation
+          |
+          v
+ Chargement par batches
+          |
+          v
+PostgreSQL / TimescaleDB
+```
+
+### 1. Extraction
+
+Le pipeline charge :
+
+- `all_sites_combined.csv` avec Pandas ;
+- `dataset_metadata.json` avec le module JSON de Python.
+
+### 2. Validation
+
+Avant toute écriture en base, le pipeline contrôle notamment :
+
+- la présence des colonnes obligatoires ;
+- le nombre de lignes ;
+- la cohérence des identifiants des sites ;
+- la cohérence des informations associées aux sites ;
+- les doublons sur le couple `(site_id, timestamp)` ;
+- les timestamps ;
+- les valeurs manquantes.
+
+Une incohérence détectée pendant cette étape interrompt l'import avant le chargement.
+
+### 3. Dry-run
+
+Un mode `--dry-run` permet d'exécuter les contrôles sans écrire de données dans PostgreSQL.
+
+Il permet notamment de vérifier :
+
+- le nombre de lignes ;
+- le nombre de sites ;
+- la période couverte ;
+- les doublons ;
+- les valeurs NULL ;
+- l'empreinte SHA-256.
+
+### 4. Traçabilité
+
+Une empreinte SHA-256 est calculée à partir du fichier CSV afin d'identifier le dataset utilisé.
+
+Empreinte SHA-256 du dataset validé :
+
+```text
+6E3777A97A5660B11855750B9028F70BE72138A11F26795F3A35D9CE74CE0C8D
+```
+
+Cette empreinte participe à la traçabilité du dataset chargé.
+
+### 5. Transformation
+
+Les timestamps sont normalisés avec la timezone :
+
+```text
+UTC
+```
+
+Le pipeline détermine également la qualité des mesures à partir des données disponibles.
+
+Les valeurs manquantes sont conservées pendant cette phase afin de préserver la donnée source.
+
+Aucune imputation n'est réalisée pendant l'ingestion :
+
+```text
+imputed_values = NULL
+imputation_method = NULL
+```
+
+### 6. Chargement
+
+Le chargement est réalisé avec SQLAlchemy Async dans PostgreSQL/TimescaleDB.
+
+Les données sont enregistrées dans les tables :
+
+```text
+dataset
+site
+reading
+```
+
+Les mesures sont chargées par batches de :
+
+```text
+1000 lignes
+```
+
+Les mesures provenant du dataset CSV utilisent :
+
+```text
+source = "csv"
+dataset_id = identifiant du dataset
+```
+
+Cette représentation respecte les contraintes définies dans le schéma de la base.
+
+## Dataset validé
+
+Le dataset traité contient :
+
+- 122 647 mesures ;
+- 7 sites ;
+- une période du 01/01/2023 au 31/12/2024 ;
+- 0 doublon détecté dans les données sources.
+
+Valeurs manquantes identifiées :
+
+| Variable | Nombre de valeurs NULL |
+|---|---:|
+| `consumption_kwh` | 2 840 |
+| `consumption_euros` | 2 487 |
+| `temperature_celsius` | 3 416 |
+| `humidity_percent` | 3 423 |
+| `solar_irradiance_wm2` | 3 964 |
+
+## Exécution en dry-run
+
+Depuis le dossier :
+
+```text
+apps/backend/
+```
+
+exécuter :
+
+```powershell
+uv run python -m app.etl.historical_import `
+  --csv ..\..\data\raw\all_sites_combined.csv `
+  --metadata ..\..\data\raw\dataset_metadata.json `
+  --source-timezone UTC `
+  --dry-run
+```
+
+Aucune donnée n'est écrite dans la base pendant cette exécution.
+
+## Chargement réel
+
+Depuis `apps/backend/` :
+
+```powershell
+uv run python -m app.etl.historical_import `
+  --csv ..\..\data\raw\all_sites_combined.csv `
+  --metadata ..\..\data\raw\dataset_metadata.json `
+  --source-timezone UTC
+```
+
+Le chargement est effectué progressivement par batches.
+
+Exemple :
+
+```text
+Chargement : 1000/122647
+Chargement : 2000/122647
+...
+Chargement : 122647/122647
+```
+
+## Résultats obtenus
+
+Après le chargement initial, les contrôles en base ont confirmé :
+
+```text
+datasets = 1
+sites    = 7
+readings = 122647
+source   = csv
+```
+
+Le premier import a créé :
+
+```text
+nouvelles lectures : 122647
+```
+
+## Idempotence
+
+Le pipeline a été exécuté une deuxième fois avec exactement le même dataset afin de vérifier son idempotence.
+
+Résultat :
+
+```text
+lectures avant     : 122647
+lectures après     : 122647
+nouvelles lectures : 0
+```
+
+Une nouvelle exécution du même import ne crée donc pas de mesures supplémentaires pour le dataset testé.
+
+## Vérifications SQL
+
+Depuis la racine du projet, vérifier le nombre d'enregistrements avec :
+
+```powershell
+docker compose exec db psql -U enervision -d enervision -c "SELECT COUNT(*) AS datasets FROM dataset; SELECT COUNT(*) AS sites FROM site; SELECT COUNT(*) AS readings FROM reading;"
+```
+
+Résultat attendu après l'import initial :
+
+```text
+datasets = 1
+sites    = 7
+readings = 122647
+```
+
+Vérifier la source des mesures avec :
+
+```powershell
+docker compose exec db psql -U enervision -d enervision -c "SELECT source, COUNT(*) FROM reading GROUP BY source ORDER BY source;"
+```
+
+Résultat attendu :
+
+```text
+csv | 122647
+```
+
+## Tests et qualité
+
+Les tests automatisés du pipeline sont situés dans :
+
+```text
+apps/backend/tests/etl/
+```
+
+Ils couvrent notamment :
+
+- la validation du dataset ;
+- les colonnes obligatoires ;
+- la détection des doublons ;
+- la cohérence des sites ;
+- la normalisation des timestamps ;
+- la gestion des valeurs manquantes ;
+- la classification de la qualité des données ;
+- la construction des mesures destinées à la BDD ;
+- le respect des contraintes du modèle de données.
+
+Exécuter les tests ETL :
+
+```powershell
+uv run pytest tests\etl -v
+```
+
+Contrôler la qualité du code :
+
+```powershell
+uv run ruff check app\etl tests\etl
+```
+
+## Suite du pipeline Data
+
+L'import historique constitue la première brique du pipeline Data EnerVision.
+
+La prochaine étape consiste à orchestrer les traitements ETL avec Apache Airflow, puis à préparer les données nécessaires à l'entraînement du modèle de Machine Learning.
+
+Airflow sera utilisé comme orchestrateur des traitements existants et ne remplacera pas la logique métier déjà implémentée dans le pipeline ETL.