Fix/local branch worktree base (#2328)

* Add automatic plus branch maintenance workflow

* Build plus artifacts for desktop and CLI/server

* Document and summarize plus artifact workflow

* Document Apple signing and pin plus workflow actions

* Disable Linux plus desktop artifact

* Publish plus CLI packages to GitHub Packages

* Fix GitHub Packages publish paths

* Fix plus mise install summary package name

* Disable macOS x64 plus desktop artifact

* Tag plus npm packages as latest for mise

* fix(worktrees): respect selected local base ref

* chore(ci): remove fork-only plus workflow

* fix(worktrees): preserve exact branch picker refs

---------

Co-authored-by: Matt Cowger <1929548+mcowger@users.noreply.github.com>

packages/app/src/screens/new-workspace-picker-state.test.ts

@@ -65,7 +65,12 @@ describe("syncPickerPrAttachment", () => {
     const issue = issueAttachment(44);
     const result = syncPickerPrAttachment({
       attachments: [issue],
-      item: { kind: "branch", name: "dev" },
+      item: {
+        kind: "branch",
+        name: "dev",
+        refName: "refs/heads/dev",
+        accessibilityLabel: "dev, local branch",
+      },
     });
     expect(result).toEqual([issue]);
   });
@@ -85,7 +90,12 @@ describe("syncPickerPrAttachment", () => {
     const issue = issueAttachment(44);
     const result = syncPickerPrAttachment({
       attachments: [issue, prAttachment(pr, "new-workspace-picker")],
-      item: { kind: "branch", name: "dev" },
+      item: {
+        kind: "branch",
+        name: "dev",
+        refName: "refs/heads/dev",
+        accessibilityLabel: "dev, local branch",
+      },
     });
     expect(result).toEqual([issue]);
   });
@@ -182,7 +192,12 @@ describe("reducePickerSelection", () => {
     const detected = reducePickerSelection(initialPickerSelectionState, { type: "pr-detected" });
     const branchSelected = reducePickerSelection(detected, {
       type: "picker-selected",
-      item: { kind: "branch", name: "main" },
+      item: {
+        kind: "branch",
+        name: "main",
+        refName: "refs/heads/main",
+        accessibilityLabel: "main, local branch",
+      },
     });
 
     expect(
@@ -205,7 +220,12 @@ describe("reducePickerSelection", () => {
   it("lets a newly detected PR replace an earlier explicit branch", () => {
     const branchSelected = reducePickerSelection(initialPickerSelectionState, {
       type: "picker-selected",
-      item: { kind: "branch", name: "main" },
+      item: {
+        kind: "branch",
+        name: "main",
+        refName: "refs/heads/main",
+        accessibilityLabel: "main, local branch",
+      },
     });
     const detected = reducePickerSelection(branchSelected, { type: "pr-detected" });
     const pr = { kind: "github-pr" as const, item: makePrItem(101, "A") };