Polish user actions and runtime controls

server/lib/runtime.ts

@@ -6,6 +6,7 @@ import type { RuntimePaths, RuntimeSnapshot } from './config';
 export interface RuntimeController {
   getSnapshot(): RuntimeSnapshot;
   start(): Promise<RuntimeSnapshot>;
+  stop(): Promise<RuntimeSnapshot>;
   restart(): Promise<RuntimeSnapshot>;
   reload(): Promise<RuntimeSnapshot>;
 }
@@ -83,19 +84,17 @@ export class ThreeProxyManager implements RuntimeController {
     return this.start();
   }
 
-  async reload(): Promise<RuntimeSnapshot> {
-    if (!this.child || this.child.exitCode !== null || !this.child.pid) {
-      return this.start();
-    }
-
-    process.kill(this.child.pid, 'SIGUSR1');
-    return this.getSnapshot();
-  }
-
-  private async stop(): Promise<void> {
+  async stop(): Promise<RuntimeSnapshot> {
     if (!this.child || this.child.exitCode !== null || !this.child.pid) {
       this.child = null;
-      return;
+      this.snapshot = {
+        ...this.snapshot,
+        status: 'idle',
+        pid: null,
+        startedAt: null,
+        lastError: null,
+      };
+      return this.getSnapshot();
     }
 
     const current = this.child;
@@ -105,6 +104,16 @@ export class ThreeProxyManager implements RuntimeController {
 
     current.kill('SIGTERM');
     await waitForExit;
+    return this.getSnapshot();
+  }
+
+  async reload(): Promise<RuntimeSnapshot> {
+    if (!this.child || this.child.exitCode !== null || !this.child.pid) {
+      return this.start();
+    }
+
+    process.kill(this.child.pid, 'SIGUSR1');
+    return this.getSnapshot();
   }
 }