fix(frontend): pnpm TTY error and lockfile mismatch in non-interactive environments

- Set CI=true in Dockerfiles and pnpm commands to avoid TTY issues
- Use --no-frozen-lockfile in runtime scripts to allow lockfile updates during development/startup
- Resolves #890

devfront/scripts/runtime-mode.sh

@@ -106,7 +106,7 @@ ensure_frontend_dependencies() {
       return 0
     fi
     if [ "$WORKSPACE_DIR" = "/workspace/common" ]; then
-      (cd /workspace/common && pnpm install --filter "${APP_WORKSPACE_FILTER}..." --frozen-lockfile --ignore-scripts)
+      (cd /workspace/common && CI=true pnpm install --filter "${APP_WORKSPACE_FILTER}..." --no-frozen-lockfile --ignore-scripts)
     else
       npm ci
     fi