CI: Split workflow execution paths (#337)

.github/workflows/validate.yml

@@ -1,24 +1,14 @@
 name: validate
 on:
-  push:
-    branches:
-      - dev
-  pull_request:
-    types: [opened, synchronize]
+  workflow_call:
+    secrets:
+      ZRE_REPO_WITH_PAT:
+        required: true
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 jobs:
-  authorize:
-    environment:
-      ${{ github.event_name == 'pull_request_target' &&
-      github.event.pull_request.head.repo.full_name != github.repository &&
-      'external' || 'internal' }}
-    runs-on: ubuntu-latest
-    steps:
-      - run: echo ✓
   build-linux:
-    needs: authorize
     runs-on: ${{ matrix.arch == 'x64' && matrix.os || format('blaze/{0}', matrix.os) }}
     strategy:
       matrix:
@@ -107,7 +97,6 @@ jobs:
           name: Zelda64Recompiled-AppImage-${{ runner.arch }}-${{ matrix.type }}
           path: Zelda64Recompiled-*.AppImage
   build-windows:
-    needs: authorize
     runs-on: windows-latest
     strategy:
       matrix:

.github/workflows/validate_external.yml

@@ -0,0 +1,19 @@
+name: validate-external
+on:
+  pull_request_target:
+    types: [opened, synchronize]
+jobs:
+  authorize:
+    if: github.repository != github.event.pull_request.head.repo.full_name
+    environment:
+      ${{ github.event_name == 'pull_request_target' &&
+      github.event.pull_request.head.repo.full_name != github.repository &&
+      'external' || 'internal' }}
+    runs-on: ubuntu-latest
+    steps:
+      - run: echo ✓
+  build:
+    needs: authorize
+    uses: ./.github/workflows/validate.yml
+    secrets:
+      ZRE_REPO_WITH_PAT: ${{ secrets.ZRE_REPO_WITH_PAT }}

.github/workflows/validate_internal.yml

@@ -0,0 +1,12 @@
+name: validate-internal
+on:
+  push:
+    branches:
+      - dev
+  pull_request:
+    types: [opened, synchronize]
+jobs:
+  build:
+    if: github.repository == github.event.pull_request.head.repo.full_name
+    uses: ./.github/workflows/validate.yml
+    secrets: inherit