fix(mana-analytics): multi-stage Dockerfile that resolves workspace deps

Switches the build context to repo-root so the pnpm-workspace install
can pull in @mana/shared-hono. Mirrors the mana-auth/mana-ai pattern
(node+pnpm installer stage → bun runtime stage).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

docker-compose.macmini.yml

@@ -569,8 +569,8 @@ services:
 
   mana-analytics:
     build:
-      context: services/mana-analytics
-      dockerfile: Dockerfile
+      context: .
+      dockerfile: services/mana-analytics/Dockerfile
     image: mana-analytics:local
     container_name: mana-analytics
     restart: always