fix: health check route via /api/health to match Traefik PathPrefix rule

/health is routed to frontend nginx by Traefik (no /api prefix).
Add /api/health alias so Traefik routes the check to the backend.
Update workflow healthcheck step to call /api/health.

.forgejo/workflows/deploy.yml

@@ -169,8 +169,8 @@ jobs:
 
       - name: Backend /api/health
         run: |
-          R=$(curl -s --max-time 15 --resolve "${{ vars.DOMAIN }}:443:${{ vars.SSH_HOST }}" "https://${{ vars.DOMAIN }}/health")
-          S=$(curl -s -o /dev/null -w "%{http_code}" --max-time 15 --resolve "${{ vars.DOMAIN }}:443:${{ vars.SSH_HOST }}" "https://${{ vars.DOMAIN }}/health")
+          R=$(curl -s --max-time 15 --resolve "${{ vars.DOMAIN }}:443:${{ vars.SSH_HOST }}" "https://${{ vars.DOMAIN }}/api/health")
+          S=$(curl -s -o /dev/null -w "%{http_code}" --max-time 15 --resolve "${{ vars.DOMAIN }}:443:${{ vars.SSH_HOST }}" "https://${{ vars.DOMAIN }}/api/health")
           echo "Health: $S → $R"
           [ "$S" = "200" ] || (echo "❌ Health falhou ($S)" && exit 1)
           echo "$R" | grep -q '"db": "ok"' || (echo "❌ DB não conectado" && exit 1)

backend/app/__init__.py

@@ -76,6 +76,7 @@ def create_app(config_name: str | None = None) -> Flask:
     app.register_blueprint(jobs_admin_bp)
 
     @app.route("/health")
+    @app.route("/api/health")
     def health():
         from flask import jsonify