Allow reusing static analysis workflow

Author: alcaeus

.github/workflows/static-analysis.yml

@@ -12,8 +12,12 @@ on:
       - "v*.*"
       - "master"
       - "feature/*"
-    tags:
-      - "*"
+  workflow_call:
+    inputs:
+      ref:
+        description: "The git reference to check"
+        type: string
+        required: true
 
 env:
   PHP_VERSION: "8.2"
@@ -27,6 +31,8 @@ jobs:
     steps:
       - name: "Checkout"
         uses: "actions/checkout@v4"
+        with:
+          ref: ${{ github.event_name == 'workflow_dispatch' && inputs.ref || github.ref }}
 
       - name: "Setup"
         uses: "./.github/actions/setup"
@@ -43,6 +49,7 @@ jobs:
           sarif_file: psalm.sarif
 
   rector:
+    if: ${{ github.event_name != 'workflow_dispatch' }}
     name: "Rector"
     runs-on: "ubuntu-22.04"