Optimize Agent Flow Runner and improve Video Streaming

packages/backend/src/bot-engine/context.ts

@@ -150,11 +150,17 @@ export class ExecutionContext {
         // Support nested access: temp.server.virtualserver_clientsonline
         const firstDot = dotPath.indexOf('.');
         if (firstDot === -1) {
-          value = String(this.tempVars.get(dotPath) ?? '');
+          const raw = this.tempVars.get(dotPath);
+          // If value is an object/array, serialize as JSON so {{temp.apiResult}} returns valid JSON text
+          value = raw == null ? '' : (typeof raw === 'object' ? JSON.stringify(raw) : String(raw));
         } else {
           const topKey = dotPath.substring(0, firstDot);
           const rest = dotPath.substring(firstDot + 1);
-          const topVal = this.tempVars.get(topKey);
+          let topVal = this.tempVars.get(topKey);
+          // If stored as JSON string (e.g. from HTTP response), parse it for dot access
+          if (typeof topVal === 'string') {
+            try { topVal = JSON.parse(topVal); } catch { /* not JSON */ }
+          }
           const resolved = resolveDotPath(topVal, rest);
           value = resolved != null ? String(resolved) : '';
         }

packages/backend/src/bot-engine/flow-runner.ts

@@ -452,7 +452,16 @@ export class FlowRunner {
       transformResponse: [(data) => data], // Return raw response, don't auto-parse JSON
     });
     if (data.storeAs) {
-      ctx.setTemp(data.storeAs, response.data);
+      // Try to parse JSON so nested dot-access (e.g. {{temp.apiResult.field}}) works
+      let stored: any = response.data;
+      if (typeof stored === 'string') {
+        try {
+          stored = JSON.parse(stored);
+        } catch {
+          // Not JSON — keep as plain string
+        }
+      }
+      ctx.setTemp(data.storeAs, stored);
     }
   }
 

packages/frontend/src/pages/BotEditor.tsx

@@ -953,6 +953,10 @@ export default function BotEditor() {
                         <Label className="text-[10px] text-muted-foreground">Channel Topic</Label>
                         <Input className="h-7 text-xs mt-1" placeholder="Optional" value={selectedNodeData.config.channel_topic || ''} onChange={(e) => setNodes((prev) => prev.map((n) => n.id === selectedNode ? { ...n, config: { ...n.config, channel_topic: e.target.value } } : n))} />
                       </div>
+                      <div>
+                        <Label className="text-[10px] text-muted-foreground">Channel Description</Label>
+                        <Textarea className="text-xs mt-1 min-h-[60px] font-mono-data" placeholder="{{temp.apiResult}}" value={selectedNodeData.config.channel_description || ''} onChange={(e) => setNodes((prev) => prev.map((n) => n.id === selectedNode ? { ...n, config: { ...n.config, channel_description: e.target.value } } : n))} />
+                      </div>
                       <div>
                         <Label className="text-[10px] text-muted-foreground">Channel Password (optional)</Label>
                         <Input

packages/sidecar/main.go

@@ -507,7 +507,6 @@ func (s *Sidecar) StartFFmpeg(source string) {
 
 	w := envIntOrDefault("VIDEO_WIDTH", 1280)
 	h := envIntOrDefault("VIDEO_HEIGHT", 720)
-	fps := envOrDefault("VIDEO_FRAMERATE", "30")
 	vBitrate := envOrDefault("VIDEO_BITRATE", "1500k")
 
 	if source != "" {
@@ -515,7 +514,7 @@ func (s *Sidecar) StartFFmpeg(source string) {
 		args = append(args,
 			"-map", "0:v:0",
 			"-vf", vf,
-			"-r", fps,
+			"-vsync", "passthrough",
 		)
 	}
 	args = append(args,