v0.26.1 — show auto-generated values on deploy page

- Pre-generate domain + secret field values when deploy page loads,
  so user sees actual domain and masked passwords (with reveal button)
  before deploying. Same values submitted as hidden inputs → saved to app.yaml.

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

controller/internal/web/templates/deploy.html

@@ -230,14 +230,18 @@
         {{if .AutoFields}}
         <div class="form-section">
             <h4>Automatikusan generált értékek</h4>
-            <p class="form-section-desc">Ezek az értékek automatikusan létrejönnek a telepítéskor.</p>
+            {{if .AlreadyDeployed}}
+            <p class="form-section-desc">Ezek az értékek automatikusan jöttek létre a telepítéskor.</p>
+            {{else}}
+            <p class="form-section-desc">Ezek az értékek a telepítéssel együtt mentésre kerülnek. Jegyezze fel a szükséges jelszavakat!</p>
+            {{end}}
             {{$autoValues := .AutoFieldValues}}
             {{$isDeployed := .AlreadyDeployed}}
             {{range .AutoFields}}
             {{$val := index $autoValues .EnvVar}}
             <div class="form-group form-group-auto">
                 <label>{{.Label}} <span class="auto-generated-badge">✓ Automatikusan generálva</span></label>
-                {{if and $isDeployed $val}}
+                {{if $val}}
                 {{if eq .Type "secret"}}
                 <div class="input-with-button">
                     <input type="password" id="auto-field-{{.EnvVar}}" class="form-control" value="{{$val}}" readonly>
@@ -246,6 +250,9 @@
                 {{else}}
                 <input type="text" id="auto-field-{{.EnvVar}}" class="form-control" value="{{$val}}" readonly>
                 {{end}}
+                {{if and (not $isDeployed) (eq .Type "secret")}}
+                <input type="hidden" name="{{.EnvVar}}" value="{{$val}}">
+                {{end}}
                 {{end}}
             </div>
             {{end}}