fix: preserve agent task metadata in workspace metadata

Change-Id: Ica5e52194ee198aa869557db564856e47eb1738b
Signed-off-by: Thomas Kosiewski <tk@coder.com>

Author: ThomasK33

src/node/config.test.ts

@@ -147,6 +147,41 @@ describe("Config", () => {
       expect(workspace.name).toBe(workspaceName);
       expect(workspace.createdAt).toBe("2025-01-01T00:00:00.000Z");
     });
+
+    it("should include agent task fields for config-native workspaces", async () => {
+      const projectPath = "/fake/project";
+
+      const parentWorkspacePath = path.join(config.srcDir, "project", "main");
+      const childWorkspacePath = path.join(config.srcDir, "project", "agent-task");
+
+      fs.mkdirSync(parentWorkspacePath, { recursive: true });
+      fs.mkdirSync(childWorkspacePath, { recursive: true });
+
+      await config.editConfig((cfg) => {
+        cfg.projects.set(projectPath, {
+          workspaces: [
+            { path: parentWorkspacePath, id: "parent-id", name: "main" },
+            {
+              path: childWorkspacePath,
+              id: "child-id",
+              name: "agent-task",
+              parentWorkspaceId: "parent-id",
+              agentType: "research",
+              taskStatus: "queued",
+            },
+          ],
+        });
+        return cfg;
+      });
+
+      const allMetadata = await config.getAllWorkspaceMetadata();
+
+      const childMetadata = allMetadata.find((metadata) => metadata.id === "child-id");
+      expect(childMetadata).toBeDefined();
+      expect(childMetadata!.parentWorkspaceId).toBe("parent-id");
+      expect(childMetadata!.agentType).toBe("research");
+      expect(childMetadata!.taskStatus).toBe("queued");
+    });
   });
 
   describe("workspace MCP overrides", () => {

src/node/config.ts

@@ -408,6 +408,9 @@ export class Config {
               title: workspace.title,
               projectName,
               projectPath,
+              parentWorkspaceId: workspace.parentWorkspaceId,
+              agentType: workspace.agentType,
+              taskStatus: workspace.taskStatus,
               // GUARANTEE: All workspaces must have createdAt (assign now if missing)
               createdAt: workspace.createdAt ?? new Date().toISOString(),
               // GUARANTEE: All workspaces must have runtimeConfig (apply default if missing)
@@ -454,6 +457,9 @@ export class Config {
 
             // Preserve any config-only fields that may not exist in legacy metadata.json
             metadata.aiSettings ??= workspace.aiSettings;
+            metadata.parentWorkspaceId ??= workspace.parentWorkspaceId;
+            metadata.agentType ??= workspace.agentType;
+            metadata.taskStatus ??= workspace.taskStatus;
 
             // Migrate to config for next load
             workspace.id = metadata.id;
@@ -474,6 +480,9 @@ export class Config {
               name: workspaceBasename,
               projectName,
               projectPath,
+              parentWorkspaceId: workspace.parentWorkspaceId,
+              agentType: workspace.agentType,
+              taskStatus: workspace.taskStatus,
               // GUARANTEE: All workspaces must have createdAt
               createdAt: new Date().toISOString(),
               // GUARANTEE: All workspaces must have runtimeConfig
@@ -499,6 +508,9 @@ export class Config {
             name: workspaceBasename,
             projectName,
             projectPath,
+            parentWorkspaceId: workspace.parentWorkspaceId,
+            agentType: workspace.agentType,
+            taskStatus: workspace.taskStatus,
             // GUARANTEE: All workspaces must have createdAt (even in error cases)
             createdAt: new Date().toISOString(),
             // GUARANTEE: All workspaces must have runtimeConfig (even in error cases)