initial commit

backend/alembic/versions/0001_initial_schema.py

@@ -0,0 +1,56 @@
+"""initial schema
+
+Revision ID: 0001
+Revises:
+Create Date: 2026-05-09
+"""
+from typing import Sequence, Union
+from alembic import op
+import sqlalchemy as sa
+
+revision: str = "0001"
+down_revision: Union[str, None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "libraries",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column("name", sa.String(), nullable=False),
+        sa.Column("path", sa.String(), nullable=False, unique=True),
+    )
+    op.create_table(
+        "media_items",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column("library_id", sa.Integer(), sa.ForeignKey("libraries.id", ondelete="CASCADE"), nullable=False),
+        sa.Column("rel_path", sa.String(), nullable=False),
+        sa.Column("filename", sa.String(), nullable=False),
+        sa.Column("file_hash", sa.String()),
+        sa.Column("media_type", sa.String(), nullable=False),
+        sa.Column("size_bytes", sa.Integer()),
+        sa.Column("missing", sa.Boolean(), default=False),
+        sa.Column("created_at", sa.DateTime(), default=sa.func.now()),
+        sa.Column("updated_at", sa.DateTime(), default=sa.func.now()),
+        sa.UniqueConstraint("library_id", "rel_path"),
+    )
+    op.create_table(
+        "tags",
+        sa.Column("id", sa.Integer(), primary_key=True),
+        sa.Column("name", sa.String(), nullable=False),
+        sa.Column("category", sa.String(), nullable=False),
+        sa.UniqueConstraint("name", "category"),
+    )
+    op.create_table(
+        "media_item_tags",
+        sa.Column("media_item_id", sa.Integer(), sa.ForeignKey("media_items.id", ondelete="CASCADE"), primary_key=True),
+        sa.Column("tag_id", sa.Integer(), sa.ForeignKey("tags.id", ondelete="CASCADE"), primary_key=True),
+    )
+
+
+def downgrade() -> None:
+    op.drop_table("media_item_tags")
+    op.drop_table("tags")
+    op.drop_table("media_items")
+    op.drop_table("libraries")