Add template sync workflow for automated repository synchronization

.github/workflows/template-sync.yml

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+name: Template Sync
+
+on:
+  # cronjob trigger - runs monthly on the 1st at midnight
+  schedule:
+  - cron: "0 0 1 * *"
+  workflow_dispatch:
+jobs:
+  repo-sync:
+    runs-on: ubuntu-latest
+    if: github.repository != 'AOSSIE-Org/Template-Repo'
+    # https://docs.github.com/en/actions/using-jobs/assigning-permissions-to-jobs
+    permissions:
+      contents: write
+      pull-requests: write
+
+    steps:
+      # Check out the repository
+      - name: Checkout
+        uses: actions/checkout@v4
+        # https://github.com/actions/checkout#usage
+        # uncomment if you use submodules within the repository
+        # with:
+        #   submodules: true
+
+      - name: actions-template-sync
+        uses: AndreasAugustin/actions-template-sync@v2
+        with:
+          source_repo_path: AOSSIE-Org/Template-Repo
+          upstream_branch: main # defaults to main
+          pr_labels: template_sync,auto_pr # defaults to template_sync
+          source_gh_token: ${{ secrets.GITHUB_TOKEN }}
+          is_pr_cleanup: true # for not open multiple PRs

.templatesyncignore

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+# read this before editing in this file: https://github.com/AndreasAugustin/actions-template-sync?tab=readme-ov-file#ignore-files
+# .templatesyncignore
+# Files and folders to exclude from template sync
+# Uses glob pattern syntax similar to .gitignore
+# Note: This file itself cannot be synced - any template changes will be restored automatically
+
+# Repository-specific files that should not be synced
+README.md
+LICENSE
+
+# GitHub workflows are not synced by default due to GitHub policy
+# .github/workflows/
+
+# Add more patterns to exclude specific files or directories
+# Examples:
+# docs/
+# *.log
+# config/local.yml
+
+# Use :! prefix for exceptions (pathspec syntax)
+# Example - ignore all files except specific ones:
+# :!newfile-1.txt
+# *