feat(diagnostics): add telemetry logging for ignored stream parts to vs code output channel

Author: suhaibbinyounis

package.json

@@ -3,7 +3,7 @@
   "displayName": "GitHub Copilot API Gateway",
   "description": "Free & open-source universal API Gateway for all VS Code language models. Auto-discovers GitHub Copilot, Gemini, Ollama & any AI extension — exposing them via local OpenAI, Anthropic, Google & Llama compatible APIs. One endpoint, every model. Use with Cursor, LangChain, Agents & more.",
   "icon": "media/icon.png",
-  "version": "2.11.4",
+  "version": "2.11.5",
   "author": {
     "name": "Suhaib Bin Younis",
     "email": "vscode@suhaib.in",

src/CopilotApiGateway.ts

@@ -4413,6 +4413,16 @@ export class CopilotApiGateway implements vscode.Disposable {
 			return p.thinking;
 		}
 
+		// If we reach here, we are about to silently drop an unrecognized part!
+		// Log it to the Output Channel so users can share it in GitHub issues.
+		try {
+			if (Object.keys(p).length > 0) {
+				this.logInfo(`[Diagnostic] Unknown stream part ignored: ${JSON.stringify(p)}`);
+			}
+		} catch (e) {
+			this.logInfo(`[Diagnostic] Unknown unstringifiable stream part ignored.`);
+		}
+		
 		return undefined;
 	}