fix(api): CORS через isReturnToAllowed, мягкая проверка JWT_SECRET, 404 для /assets, better-sqlite3 в api, healthcheck на /ready

docker-compose.yml

@@ -38,7 +38,7 @@ services:
     security_opt:
       - no-new-privileges:true
     healthcheck:
-      test: ["CMD", "wget", "-q", "-O", "/dev/null", "http://127.0.0.1:8080/health"]
+      test: ["CMD", "wget", "-q", "-O", "/dev/null", "http://127.0.0.1:8080/ready"]
       interval: 30s
       timeout: 5s
       retries: 3