fix(docker): re-enable healthcheck after dedup completion

Dedup is done (162k controls). Re-enable healthcheck with generous
timeouts (10 retries × 30s) and restart: unless-stopped.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

docker-compose.yml

@@ -413,8 +413,12 @@ services:
       embedding-service:
         condition: service_healthy
     healthcheck:
-      disable: true
+      test: ["CMD", "curl", "-f", "http://127.0.0.1:8098/health"]
-    restart: "no"
+      interval: 60s
+      timeout: 30s
+      retries: 10
+      start_period: 30s
+    restart: unless-stopped
     networks:
       - breakpilot-network