chore: add the missing prepare actions

Author: collins-w

.github/actions/prepare/action.yml

@@ -0,0 +1,26 @@
+---
+name: Pre-requisites
+description: |
+  Setup Pre-requisites
+
+runs:
+  using: composite
+  steps:
+    - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29 # v4.5.4
+      with:
+        persist-credentials: false
+    - uses: pnpm/action-setup@v4
+      with:
+        version: 9
+        run_install: false
+
+    - name: Use node@20
+      uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+      with:
+        node-version: 20.11.1
+        cache: 'pnpm'
+
+    - name: Install dependencies
+      run: |
+        pnpm install-deps
+      shell: bash