feat(agent): POST timeline events to vibn-frontend ingest API

- vibn-events-ingest.ts + emit() dual-write with session PATCH
- .env.example: VIBN_API_URL, AGENT_RUNNER_SECRET

Made-with: Cursor

dist/agent-session-runner.d.ts

@@ -23,6 +23,13 @@ export interface SessionRunOptions {
     projectId: string;
     vibnApiUrl: string;
     appPath: string;
+    repoRoot?: string;
     isStopped: () => boolean;
+    autoApprove?: boolean;
+    giteaRepo?: string;
+    coolifyAppUuid?: string;
+    coolifyApiUrl?: string;
+    coolifyApiToken?: string;
+    theiaWorkspaceSubdir?: string;
 }
 export declare function runSessionAgent(config: AgentConfig, task: string, ctx: ToolContext, opts: SessionRunOptions): Promise<void>;