Convert to build matrix (#56)

* Convert to build matrix
* turn off fail-fast strategy
we don't want all the jobs cancelled just because it didn't build in an old version of Xcode
* only trigger push build when pushing to master or develop

Signed-off-by: JJTech <jjtech@jjtech.dev>

.github/workflows/build.yml

@@ -1,18 +1,35 @@
 name: Build and Upload SideStore
-on: [push, pull_request]
+on: 
+  push:
+    branches:
+      - master
+      - develop
+  pull_request:
+  
 jobs:
   build:
     name: Build and upload SideStore
-    runs-on: macos-12
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: 'macos-12'
+            version: '14.0-beta'
+          - os: 'macos-12'
+            version: '13.4.1'
+          - os: 'macos-11'
+            version: '13.2.1'
+        
+    runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
         with:
           submodules: recursive
-      - name: Setup Xcode 14
+      - name: Setup Xcode
         uses: maxim-lobanov/setup-xcode@v1.4.1
         with:
-          xcode-version: '14.0-beta'
+          xcode-version: ${{ matrix.version }}
       - name: Build SideStore
         run: |
           rm -rf ~/Library/Developer/Xcode/DerivedData/