Add "Always" condition type to profiles

- Add AlwaysCondition model and evaluation (always returns true)
- Add condition type selector (Always/Application) in profile editor
- Show condition type pill on profile cards
- Fix misleading empty-conditions text (was "never activate", actually always active)
- Add i18n keys for Always condition (en + ru)
- Add CSS for condition type selector and description

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

server/src/wled_controller/static/css/profiles.css

@@ -48,6 +48,22 @@
     font-size: 0.9rem;
 }
 
+.condition-type-select {
+    font-weight: 600;
+    font-size: 0.9rem;
+    padding: 2px 6px;
+    border: 1px solid var(--border-color);
+    border-radius: 4px;
+    background: var(--bg-color);
+    color: var(--text-color);
+}
+
+.condition-always-desc {
+    display: block;
+    color: var(--text-muted);
+    font-size: 0.85rem;
+}
+
 .btn-remove-condition {
     background: none;
     border: none;