Initial commit.

app/database.py

@@ -0,0 +1,17 @@
+import sqlite3
+from pathlib import Path
+
+DATABASE_PATH = Path(__file__).parent.parent / "data" / "reviews.db"
+
+
+def get_db():
+    """
+    FastAPI dependency that provides a database connection.
+    Yields a connection, then closes it when the request is done.
+    """
+    conn = sqlite3.connect(DATABASE_PATH)
+    conn.row_factory = sqlite3.Row
+    try:
+        yield conn
+    finally:
+        conn.close()