Preview unavailable Not started

No dev server is running on port 8080 and no static files were found in /workspace.
How to fix
Dev server log /tmp/dev-server.log
127.0.0.1 - - [30/Oct/2026 05:43:56] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:06] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:16] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:26] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:36] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:46] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:44:56] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:06] "GET /api/v1/health HTTP/1.1" 200 -
172.24.0.4 - - [30/Oct/2026 05:45:12] code 404, message File not found
172.24.0.4 - - [30/Oct/2026 05:45:12] "GET /robots.txt HTTP/1.1" 404 -
172.24.0.4 - - [30/Oct/2026 05:45:13] "GET /gndctrl/docs.html HTTP/1.1" 200 -
172.24.0.4 - - [30/Oct/2026 05:45:13] "GET /gndctrl/token-economy.html HTTP/1.1" 200 -
172.24.0.4 - - [30/Oct/2026 05:45:15] "GET /gndctrl/why-gndctrl.html HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:16] "GET /api/v1/health HTTP/1.1" 200 -
172.24.0.4 - - [30/Oct/2026 05:45:21] "GET /gndctrl/how-it-works.html HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:26] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:36] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:46] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:45:56] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:06] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:16] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:26] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:36] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:46] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:46:56] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:47:06] "GET /api/v1/health HTTP/1.1" 200 -
127.0.0.1 - - [30/Oct/2026 05:47:09] code 404, message File not found
127.0.0.1 - - [30/Oct/2026 05:47:09] "GET /robots.txt HTTP/1.1" 404 -
127.0.0.1 - - [30/Oct/2026 05:47:10] code 404, message File not found
127.0.0.1 - - [30/Oct/2026 05:47:10] "GET /sitemap.xml HTTP/1.1" 404 -