feat(deploy): redeploy dialog with keep-data or fresh-deploy option

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/main.py

@@ -90,36 +90,16 @@ STATIC_DIR = os.path.join(os.path.dirname(os.path.dirname(__file__)), "static")
 if os.path.isdir(STATIC_DIR):
     app.mount("/static", StaticFiles(directory=STATIC_DIR), name="static")
 
-# Serve index.html at root — inject cache-busting version into static asset URLs
-# so the browser always loads fresh JS/CSS after a container update.
-from fastapi.responses import FileResponse, HTMLResponse
-from app.services import update_service
-
-_STATIC_ASSETS = (
-    '"/static/js/app.js"',
-    '"/static/js/i18n.js"',
-    '"/static/css/styles.css"',
-)
-
-def _cache_bust_index(html: str, version: str) -> str:
-    # Inject version as a global JS variable so i18n.js can bust lang file caches too
-    html = html.replace("</head>", f'<script>window.STATIC_VERSION="{version}";</script>\n</head>', 1)
-    for asset in _STATIC_ASSETS:
-        busted = asset.rstrip('"') + f'?v={version}"'
-        html = html.replace(asset, busted)
-    return html
-
+# Serve index.html at root
+from fastapi.responses import FileResponse
 
 @app.get("/", include_in_schema=False)
 async def serve_index():
-    """Serve the main dashboard with cache-busted static asset URLs."""
+    """Serve the main dashboard."""
     index_path = os.path.join(STATIC_DIR, "index.html")
-    if not os.path.isfile(index_path):
+    if os.path.isfile(index_path):
+        return FileResponse(index_path)
     return JSONResponse({"message": "NetBird MSP Appliance API is running."})
-    version = update_service.get_current_version().get("commit", "unknown")
-    html = open(index_path, encoding="utf-8").read()
-    html = _cache_bust_index(html, version)
-    return HTMLResponse(content=html, headers={"Cache-Control": "no-cache"})
 
 
 # ---------------------------------------------------------------------------

static/js/app.js

@@ -669,9 +669,9 @@ async function confirmDeleteCustomer() {
 // ---------------------------------------------------------------------------
 // Customer Actions (start/stop/restart/deploy)
 // ---------------------------------------------------------------------------
-async function customerAction(id, action, name) {
+async function customerAction(id, action) {
     if (action === 'deploy') {
-        showRedeployModal(id, name);
+        showRedeployModal(id);
         return;
     }
     try {
@@ -683,12 +683,9 @@ async function customerAction(id, action, name) {
     }
 }
 
-function showRedeployModal(id, name) {
-    // Prefer passed name, fallback to dashboard table row, then ID
-    if (!name) {
+function showRedeployModal(id) {
     const row = document.querySelector(`tr[data-customer-id="${id}"]`);
-        name = row ? row.querySelector('td')?.textContent?.trim() : `#${id}`;
-    }
+    const name = row ? row.querySelector('td')?.textContent?.trim() : `#${id}`;
     document.getElementById('redeploy-customer-id').value = id;
     document.getElementById('redeploy-customer-name').textContent = name;
     new bootstrap.Modal(document.getElementById('redeploy-modal')).show();
@@ -789,7 +786,7 @@ async function viewCustomer(id) {
                     <button class="btn btn-success btn-sm me-1" onclick="customerAction(${id},'start')"><i class="bi bi-play-circle me-1"></i>${t('customer.start')}</button>
                     <button class="btn btn-warning btn-sm me-1" onclick="customerAction(${id},'stop')"><i class="bi bi-stop-circle me-1"></i>${t('customer.stop')}</button>
                     <button class="btn btn-info btn-sm me-1" onclick="customerAction(${id},'restart')"><i class="bi bi-arrow-repeat me-1"></i>${t('customer.restart')}</button>
-                    <button class="btn btn-outline-primary btn-sm me-1" data-customer-name="${esc(data.name)}" onclick="customerAction(${id},'deploy',this.dataset.customerName)"><i class="bi bi-rocket me-1"></i>${t('customer.reDeploy')}</button>
+                    <button class="btn btn-outline-primary btn-sm me-1" onclick="customerAction(${id},'deploy')"><i class="bi bi-rocket me-1"></i>${t('customer.reDeploy')}</button>
                     <button class="btn btn-outline-warning btn-sm" id="btn-update-images-detail" onclick="updateCustomerImagesFromDetail(${id})">
                         <span id="update-detail-spinner" class="spinner-border spinner-border-sm d-none me-1"></span>
                         <i class="bi bi-arrow-repeat me-1"></i>${t('customer.updateImages')}

static/js/i18n.js

@@ -27,8 +27,7 @@ function detectLanguage() {
 async function loadLanguage(lang) {
     if (translations[lang]) return;
     try {
-        const v = window.STATIC_VERSION ? `?v=${window.STATIC_VERSION}` : '';
-        const resp = await fetch(`/static/lang/${lang}.json${v}`);
+        const resp = await fetch(`/static/lang/${lang}.json`);
         if (!resp.ok) throw new Error(`HTTP ${resp.status}`);
         translations[lang] = await resp.json();
     } catch (err) {