Recovery: Re-land (Close source-imported GitHub issues on ta

packages/core/src/__tests__/settings-defaults.test.ts

@@ -69,6 +69,11 @@ describe("settings defaults invariants", () => {
     });
   });
 
+  it("keeps github source issue auto-close disabled by default", () => {
+    expect(DEFAULT_PROJECT_SETTINGS.githubCloseSourceIssueOnDone).toBe(false);
+    expect("githubCloseSourceIssueOnDone" in DEFAULT_GLOBAL_SETTINGS).toBe(false);
+  });
+
   describe("recycleWorktrees default", () => {
     it("keeps recycleWorktrees explicitly false in project defaults", () => {
       expect(DEFAULT_PROJECT_SETTINGS.recycleWorktrees).toBe(false);

packages/core/src/settings-schema.ts

@@ -342,6 +342,7 @@ export const DEFAULT_PROJECT_SETTINGS = {
   autoUpdatePrStatus: false,
   githubCommentOnDone: false,
   githubCommentTemplate: undefined,
+  githubCloseSourceIssueOnDone: false,
   githubTrackingEnabledByDefault: false,
   githubTrackingDefaultRepo: undefined,
   githubTrackingDedupEnabled: true,

packages/core/src/types.ts

@@ -3333,6 +3333,9 @@ export interface ProjectSettings {
   /** Optional template used for GitHub issue comments posted on task completion.
    *  Supports `{taskId}` and `{taskTitle}` placeholders. */
   githubCommentTemplate?: string;
+  /** When true, automatically close linked source-imported GitHub issues
+   *  when a task moves to done. Default: false. */
+  githubCloseSourceIssueOnDone?: boolean;
   /** When true, new tasks default GitHub tracking to enabled for this project (FN-3868).
    *  Default: false. */
   githubTrackingEnabledByDefault?: boolean;