🔧 Fix DB connection: parse URL components separately for asyncpg + Supabase SSL

persistence.py

@@ -33,7 +33,28 @@ async def init_db() -> bool:
         return False
     try:
         import asyncpg
-        _db_pool = await asyncpg.create_pool(db_url, min_size=1, max_size=8)
+        from urllib.parse import urlparse, urlunparse, unquote
+
+        # asyncpg requires DSN with real special chars decoded
+        # but password @ must stay encoded — use dsn kwarg approach
+        parsed = urlparse(db_url)
+        # Build explicit kwargs to avoid double-@ parsing issues
+        user = unquote(parsed.username or "")
+        password = unquote(parsed.password or "")
+        host = parsed.hostname or ""
+        port = parsed.port or 5432
+        database = (parsed.path or "/postgres").lstrip("/")
+
+        _db_pool = await asyncpg.create_pool(
+            user=user,
+            password=password,
+            host=host,
+            port=port,
+            database=database,
+            min_size=1,
+            max_size=8,
+            ssl="require",
+        )
         await _create_schema()
         logger.info("✅ Supabase/PostgreSQL connected")
         return True