fix(agent): type artifact upload provenance

Generated-By: PostHog Code
Task-Id: 45da9f78-5b15-4cfe-a8a5-9afcbd6b4755

Author: k11kirky

packages/agent/src/posthog-api.ts

@@ -17,6 +17,7 @@ const DEFAULT_USER_AGENT = `posthog/agent.hog.dev; version: ${packageJson.versio
 export interface TaskArtifactUploadPayload {
   name: string;
   type: ArtifactType;
+  source?: string;
   content: string;
   /** Encoding of `content`. With "base64" the backend stores the decoded bytes. */
   content_encoding?: "utf-8" | "base64";
@@ -26,6 +27,7 @@ export interface TaskArtifactUploadPayload {
 export interface TaskArtifactPrepareUploadPayload {
   name: string;
   type: ArtifactType;
+  source?: string;
   size: number;
   content_type?: string;
 }
@@ -34,6 +36,7 @@ export interface PreparedTaskArtifactUpload {
   id: string;
   name: string;
   type: ArtifactType;
+  source?: string;
   size: number;
   content_type?: string;
   storage_path: string;
@@ -51,6 +54,7 @@ export interface TaskArtifactFinalizeUploadPayload {
   id: string;
   name: string;
   type: ArtifactType;
+  source?: string;
   storage_path: string;
   content_type?: string;
 }