diff --git a/.env b/.env
index 1bc757e..90600af 100644
--- a/.env
+++ b/.env
@@ -1,6 +1,6 @@
 NODE_ENV=production
 PORT=3000
-DATABASE_PATH=/app/data/candles.db
+DATABASE_URL=postgresql://ml_user:ml_password@localhost:5432/candle_annotator
 
 # ML Inference Service Configuration
 INFERENCE_API_URL=http://localhost:8001
diff --git a/next-env.d.ts b/next-env.d.ts
index 9edff1c..c4b7818 100644
--- a/next-env.d.ts
+++ b/next-env.d.ts
@@ -1,6 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-import "./.next/types/routes.d.ts";
+import "./.next/dev/types/routes.d.ts";
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.
diff --git a/openspec/changes/ml-db-consolidation/tasks.md b/openspec/changes/ml-db-consolidation/tasks.md
index 0a5a74d..aa03667 100644
--- a/openspec/changes/ml-db-consolidation/tasks.md
+++ b/openspec/changes/ml-db-consolidation/tasks.md
@@ -46,7 +46,7 @@
 
 ## 8. Testing and Verification
 
-- [ ] 8.1 Run the full application locally with PostgreSQL — verify all API routes work
+- [x] 8.1 Run the full application locally with PostgreSQL — verify all API routes work
 - [ ] 8.2 Verify ML service can query candle/annotation data from shared database
 - [ ] 8.3 Run `docker compose up` and verify all services start correctly with new configuration
 - [ ] 8.4 Update `DEPLOYMENT.md` with new deployment steps (PostgreSQL migration, data migration script, rollback procedure)