tasks: add review-unmerged-task-branches.sh wrapper to launch Codex agent

agentydragon/README.md

@@ -35,7 +35,15 @@ Tasks live under `agentydragon/tasks/` as individual Markdown files. Please upda
 -  Without `--agent`, this creates or reuses a worktree at
 -  `agentydragon/tasks/.worktrees/<task-id>-<task-slug>` off the `agentydragon` branch.
 -  With `--agent`, after setup it launches a Codex agent in that workspace,
--  preloaded to work on the specified task from its Markdown file.
+  -  preloaded to work on the specified task from its Markdown file.
+
+  - **Review helper**: in the repo root run:
+
+    ```sh
+    agentydragon/tasks/review-unmerged-task-branches.sh
+    ```
+
+    This will launch a Codex agent to review all `agentydragon/NN-slug` branches not yet merged into `agentydragon`, prompting you to merge completed tasks and reporting any branches that need further work.
 
 ---
 

agentydragon/tasks/review-unmerged-task-branches.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+#
+# review-unmerged-task-branches.sh
+#
+# Launch a Codex agent to review all task branches not yet merged and facilitate merging completed tasks.
+
+set -euo pipefail
+
+codex "Your task is to review all branches matching 'agentydragon/[0-9][0-9]-*' that are not merged into the 'agentydragon' branch.\
+For each branch: determine its slug and run 'create-task-worktree.sh --agent <slug>' in agentydragon/tasks/. Work in the generated worktree.\
+Review the task's Markdown and any code changes to ensure the task is complete, documented, and Status/Implementation sections are accurate.\
+After reviewing each branch, ask me if I should merge it into 'agentydragon'; if I approve, perform the merge and clean up the worktree and branch.\
+At the end, present a summary of any branches still needing further work."