🐛(api) make the PointDeCharge.id_pdc_itinerance field unique

My bad. Dunno how I could have missed this?

src/api/CHANGELOG.md

@@ -25,6 +25,7 @@ and this project adheres to
 
 - Add relevant data examples for Swagger
 - Improve database session management
+- `PointDeCharge.id_pdc_itinerance` should be unique
 
 ## [0.10.0] - 2024-07-01
 

src/api/qualicharge/migrations/versions/d1e96368f232_id_pdc_itinerance_should_be_unique.py

@@ -0,0 +1,43 @@
+"""id_pdc_itinerance should be unique
+
+Revision ID: d1e96368f232
+Revises: f5416bc7dd5f
+Create Date: 2024-07-31 15:25:26.997834
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "d1e96368f232"
+down_revision: Union[str, None] = "f5416bc7dd5f"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index("ix_pointdecharge_id_pdc_itinerance", table_name="pointdecharge")
+    op.create_index(
+        op.f("ix_pointdecharge_id_pdc_itinerance"),
+        "pointdecharge",
+        ["id_pdc_itinerance"],
+        unique=True,
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(
+        op.f("ix_pointdecharge_id_pdc_itinerance"), table_name="pointdecharge"
+    )
+    op.create_index(
+        "ix_pointdecharge_id_pdc_itinerance",
+        "pointdecharge",
+        ["id_pdc_itinerance"],
+        unique=False,
+    )
+    # ### end Alembic commands ###

src/api/qualicharge/schemas/core.py

@@ -288,7 +288,9 @@ class PointDeCharge(BaseTimestampedSQLModel, table=True):
 
     id: Optional[UUID] = Field(default_factory=lambda: uuid4().hex, primary_key=True)
     id_pdc_itinerance: str = Field(
-        regex="(?:(?:^|,)(^[A-Z]{2}[A-Z0-9]{4,33}$|Non concerné))+$", index=True
+        regex="(?:(?:^|,)(^[A-Z]{2}[A-Z0-9]{4,33}$|Non concerné))+$",
+        index=True,
+        unique=True,
     )
     id_pdc_local: Optional[str]
     puissance_nominale: PositiveFloat