feat(core): domain models + Store (schema, connection, meta)

shared/tests/test_store_assets.py

@@ -0,0 +1,24 @@
+from photoflow.core import Store
+
+
+def test_connect_creates_schema_and_version(tmp_path):
+    db = str(tmp_path / "t.db")
+    s = Store(db).connect()
+    assert s.get_meta("schema_version") == "1"
+    # tables exist
+    names = {r["name"] for r in s.conn.execute(
+        "SELECT name FROM sqlite_master WHERE type='table'")}
+    assert {"assets", "tags", "asset_tags", "clusters",
+            "cluster_members", "writeback_log", "meta"} <= names
+    s.close()
+
+
+def test_meta_roundtrip_and_default(tmp_path):
+    s = Store(str(tmp_path / "t.db")).connect()
+    assert s.get_meta("missing") is None
+    assert s.get_meta("missing", "x") == "x"
+    s.set_meta("last_ingest_at", "2026-06-27T00:00:00Z")
+    assert s.get_meta("last_ingest_at") == "2026-06-27T00:00:00Z"
+    s.set_meta("last_ingest_at", "newer")  # upsert
+    assert s.get_meta("last_ingest_at") == "newer"
+    s.close()