ci: 👷 add synching workflow (#9)

# Description

Forgot to add the actual synching workflow itself.

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Author: lwjohnst86

.github/workflows/sync-files.yml

@@ -0,0 +1,25 @@
+name: Sync files across repos
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+jobs:
+  sync:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@main
+
+      - name: Run GitHub File Sync
+        uses: BetaHuhn/repo-file-sync-action@v1
+        with:
+          GH_PAT: ${{ secrets.SYNC_PAT }}
+          ASSIGNEES: lwjohnst86
+          IS_FINE_GRAINED: true
+          GIT_USERNAME: lwjohnst86
+          GIT_EMAIL: lwjohnst@gmail.com
+          COMMIT_PREFIX: "chore(sync): :hammer: "
+          BRANCH_PREFIX: chore
+          TEAM_REVIEWERS: admin