misc(ci): divide into independent workflows

.github/workflows/main.yml → .github/workflows/macos.yml

@@ -1,30 +1,18 @@
-name: "build"
-
+name: macOS test
 on:
   push:
     branches:
       - main
   pull_request:
-
 jobs:
   main:
-    strategy:
-      matrix:
-        os: [macos-latest, ubuntu-latest]
-    runs-on: ${{ matrix.os }}
+    runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4
       - name: uninstall builtin homebrew on macOS
-        if: matrix.os == 'macos-latest'
         run: |
           sudo rm -rf /opt/homebrew
-      - name: setup zsh for ubuntu-latest
-        if: matrix.os == 'ubuntu-latest'
-        run: |
-          sudo apt update -y
-          sudo apt install -y zsh
-          chsh -s $(which zsh)
-      - name: setup ${{ matrix.os }}
+      - name: setup dotfiles
         run: |
           cp -r $GITHUB_WORKSPACE $HOME/dotfiles
           cd $HOME/dotfiles
@@ -36,7 +24,6 @@ jobs:
           make brew-base
         shell: zsh {0}
       - name: brew doctor on macOS
-        if: matrix.os == 'macos-latest'
         run: |
           # NOTE(himkt); skip this on Ubuntu since brew doctor won't succeed
           #              due to the installation path.

.github/workflows/ubuntu.yml

@@ -0,0 +1,27 @@
+name: Ubuntu test
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+jobs:
+  main:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: setup zsh for ubuntu-latest
+        run: |
+          sudo apt update -y
+          sudo apt install -y zsh
+          chsh -s $(which zsh)
+      - name: setup dotfiles
+        run: |
+          cp -r $GITHUB_WORKSPACE $HOME/dotfiles
+          cd $HOME/dotfiles
+          make
+          make brew
+      - name: install packages
+        run: |
+          source $HOME/.zshrc
+          make brew-base
+        shell: zsh {0}