feat(redo-typo-pr): added a new reusable action

.github/workflows/reusable_redo_typo_pr.yml

@@ -0,0 +1,45 @@
+name: Redo Typo PR
+
+on:
+  workflow_dispatch:
+    inputs:
+      pr_number:
+        description: 'The PR number to redo'
+        required: true
+        type: string
+
+  pull_request_target:
+    types: [labeled]
+    branches:
+      - master
+    paths-ignore:
+      - '**/README.md'
+
+jobs:
+  redo-typo-pr:
+    if: github.event_name == 'workflow_dispatch' || contains(github.event.pull_request.labels.*.name, 'redo-typo-pr')
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+      with:
+        token: ${{ secrets.CELESTIA_BOT_GITHUB_TOKEN }}
+
+    - name: Authenticate with GitHub CLI
+      run: |
+        echo "${{ secrets.CELESTIA_BOT_GITHUB_TOKEN }}" | gh auth login --with-token
+
+    - name: Set git configure for commits
+      run: |
+        # Identify ourselves, needed to commit
+        git config --global user.name celestia-bot
+        git config --global user.email [email protected]
+
+    - name: Determine PR number
+      id: determine-pr-number
+      run: echo "PR_NUMBER=${{ github.event.inputs.pr_number || github.event.pull_request.number }}" >> $GITHUB_ENV
+
+    - name: Run repo-typo-pr script
+      run: ./scripts/redo-typo-pr ${{ env.PR_NUMBER }}
+

redo-pr/redo-typo-pr

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+set -eux
+
+# Configuration
+ORIGINAL_PR_NUMBER=$1
+REPO='celestiaorg/*'
+NEW_BRANCH="chore/typo-redo-$ORIGINAL_PR_NUMBER"
+AUTHOR=`gh pr view $ORIGINAL_PR_NUMBER --json author --jq '.author.login'`
+
+# Step 1: Checkout the PR locally
+echo "Checking out PR #$ORIGINAL_PR_NUMBER"
+gh pr checkout $ORIGINAL_PR_NUMBER --branch "typo-pr-branch"
+
+# Step 2: Create squash commit on master
+echo "Squashing PR branch onto master"
+git checkout master
+git merge "typo-pr-branch" --squash
+
+# Step 3: Commit squash commit to new branch
+echo "Creating new local branch $NEW_BRANCH"
+git checkout -b $NEW_BRANCH
+git commit -a --author="celestia-bot <[email protected]>" -m "chore: redo typo PR"
+
+# Step 4: Push the new branch to GitHub
+echo "Pushing new branch $NEW_BRANCH to GitHub"
+git push origin $NEW_BRANCH
+
+# Step 5: create a new pull request
+echo "Creating a new pull request for $NEW_BRANCH"
+gh pr create --base master --head $NEW_BRANCH --title "chore: redo typo PR by $AUTHOR" --body "Thanks $AUTHOR for https://github.com/$REPO/pull/$ORIGINAL_PR_NUMBER. Our policy is to redo typo changes to dissuade metric farming. This is an automated script."
+
+# Step 6: Close the original PR
+echo "Closing original PR #$ORIGINAL_PR_NUMBER"
+gh pr close $ORIGINAL_PR_NUMBER