improve wall box integration

Signed-off-by: Thomas Klaehn <tkl@blackfinn.de>

frontend/src/api/client.ts

@@ -50,6 +50,7 @@ export interface ChargerStatus {
   session_wh: number
   amp: number        // current charging current setting
   soc: number        // car battery %, 0 = not reported
+  alw: boolean       // charging allowed; false = RFID/access control blocking
 }
 
 export type ChargingMode = 'off' | 'grid' | 'solar' | 'solar_battery'

frontend/src/views/EnergyView.vue

@@ -316,6 +316,7 @@ watch(selectedRange, refreshLive)
             <span class="ch-info">{{ (chargerSt.session_wh / 1000).toFixed(2) }} kWh</span>
             <span v-if="chargerSt.amp" class="ch-info">{{ chargerSt.amp }}A</span>
             <span v-if="chargerSt.soc" class="ch-info">car {{ chargerSt.soc }}%</span>
+            <span v-if="!chargerSt.alw && chargerSt.car !== 1" class="ch-blocked">access control</span>
             <span v-if="chargerCtrl" class="ch-ctrl-status">{{ chargerCtrl.status }}</span>
           </div>
 
@@ -501,6 +502,12 @@ watch(selectedRange, refreshLive)
   color: var(--text-muted);
 }
 
+.ch-blocked {
+  font-size: 0.75rem;
+  color: #ef5350;
+  font-weight: 600;
+}
+
 .ch-ctrl-status {
   font-size: 0.75rem;
   color: var(--text-muted);