feat: implement PHQ-8 assessment prompt and refactor related components for improved functionality

migrations/init_db.py

@@ -0,0 +1,12 @@
+import asyncio
+
+from . import init_prompts, init_transcripts
+
+
+async def migrate() -> None:
+    await init_prompts.migrate()
+    await init_transcripts.migrate()
+
+
+if __name__ == "__main__":
+    asyncio.run(migrate())