merge: rag chat stabilization from wren-dev

2026-05-19 15:59:20 +08:00
parent 76765264e0 afaba4dd99
commit 5cd6b218e0
19 changed files with 1939 additions and 111 deletions
@@ -0,0 +1,24 @@
+ALTER TABLE rag_conversation
+    ADD COLUMN IF NOT EXISTS title_source VARCHAR(20) NOT NULL DEFAULT 'default',
+    ADD COLUMN IF NOT EXISTS title_generation_status VARCHAR(20) NOT NULL DEFAULT 'idle',
+    ADD COLUMN IF NOT EXISTS title_generated_at TIMESTAMPTZ,
+    ADD COLUMN IF NOT EXISTS first_question_message_id VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS first_answer_message_id VARCHAR(100),
+    ADD COLUMN IF NOT EXISTS title_generation_error TEXT,
+    ADD COLUMN IF NOT EXISTS last_message_at TIMESTAMPTZ;
+
+UPDATE rag_conversation
+SET title_source = 'default'
+WHERE title_source IS NULL OR BTRIM(title_source) = '';
+
+UPDATE rag_conversation
+SET title_generation_status = 'idle'
+WHERE title_generation_status IS NULL OR BTRIM(title_generation_status) = '';
+
+CREATE INDEX IF NOT EXISTS idx_rag_conversation_title_generation_status
+ON rag_conversation(title_generation_status)
+WHERE deleted_at IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_rag_conversation_last_message_at
+ON rag_conversation(last_message_at DESC)
+WHERE deleted_at IS NULL;