[Fix] Restructure HTML files after UI build so extensionless routes work in CI

.circleci/config.yml

@@ -3127,6 +3127,10 @@ jobs:
             cd ui/litellm-dashboard
             npm run build
             cp -r out/ ../../litellm/proxy/_experimental/out/
+            # Restructure HTML so extensionless routes work (login.html -> login/index.html)
+            find ../../litellm/proxy/_experimental/out -name '*.html' ! -name 'index.html' | while read -r f; do
+              d="${f%.html}"; mkdir -p "$d"; mv "$f" "$d/index.html"
+            done
       - run:
           name: Wait for PostgreSQL
           command: dockerize -wait tcp://localhost:5432 -timeout 30s

ui/litellm-dashboard/e2e_tests/run_e2e.sh

@@ -103,7 +103,16 @@ npm install --silent 2>/dev/null || true
 npm run build
 # Copy the fresh build to the proxy's static UI directory
 cp -r "$DASHBOARD_DIR/out/" "$REPO_ROOT/litellm/proxy/_experimental/out/"
-echo "UI build copied to proxy static directory"
+
+# Restructure HTML files so extensionless routes work (e.g. /ui/login)
+# Next.js export produces login.html; the proxy expects login/index.html
+find "$REPO_ROOT/litellm/proxy/_experimental/out" -name '*.html' ! -name 'index.html' | while read -r htmlfile; do
+  target_dir="${htmlfile%.html}"
+  target_path="$target_dir/index.html"
+  mkdir -p "$target_dir"
+  mv "$htmlfile" "$target_path"
+done
+echo "UI build copied and restructured"
 
 # --- Python environment ---
 echo "=== Setting up Python environment ==="