feat(webchat): add personal assistant mode controls in settings

src/gateway/handlers/config.ts

@@ -163,6 +163,52 @@ const PATCHABLE_KEYS: Record<string, (config: Config, value: unknown) => boolean
     config.server.nodes.push.enabled = value;
     return true;
   },
+  'automation.delivery_mode': (config, value) => {
+    if (value !== 'shared_session' && value !== 'isolated_job' && value !== 'announce') {return false;}
+    config.automation ??= {} as Config['automation'];
+    config.automation.delivery_mode = value;
+    return true;
+  },
+  'automation.daily_briefing.enabled': (config, value) => {
+    if (typeof value !== 'boolean') {return false;}
+    config.automation ??= {} as Config['automation'];
+    config.automation.daily_briefing ??= {} as Config['automation']['daily_briefing'];
+    config.automation.daily_briefing.enabled = value;
+    return true;
+  },
+  'memory.daily_log.enabled': (config, value) => {
+    if (typeof value !== 'boolean') {return false;}
+    config.memory ??= {} as Config['memory'];
+    config.memory.daily_log ??= {} as Config['memory']['daily_log'];
+    config.memory.daily_log.enabled = value;
+    return true;
+  },
+  'memory.proactive_extract.enabled': (config, value) => {
+    if (typeof value !== 'boolean') {return false;}
+    config.memory ??= {} as Config['memory'];
+    config.memory.proactive_extract ??= {} as Config['memory']['proactive_extract'];
+    config.memory.proactive_extract.enabled = value;
+    return true;
+  },
+  'memory.proactive_extract.min_tool_calls': (config, value) => {
+    if (typeof value !== 'number' || !Number.isFinite(value) || value < 0 || value > 50) {return false;}
+    config.memory ??= {} as Config['memory'];
+    config.memory.proactive_extract ??= {} as Config['memory']['proactive_extract'];
+    config.memory.proactive_extract.min_tool_calls = Math.floor(value);
+    return true;
+  },
+  'tts.enabled': (config, value) => {
+    if (typeof value !== 'boolean') {return false;}
+    config.tts ??= {} as Config['tts'];
+    config.tts.enabled = value;
+    return true;
+  },
+  'tts.enabled_channels': (config, value) => {
+    if (!Array.isArray(value) || !value.every((v) => typeof v === 'string' && v.trim().length > 0)) {return false;}
+    config.tts ??= {} as Config['tts'];
+    config.tts.enabled_channels = value as string[];
+    return true;
+  },
 };
 
 export function createConfigHandlers(deps: ConfigHandlerDeps) {