CI: Add steps to setup, build, and test program

.github/workflows/main.yml

@@ -0,0 +1,51 @@
+name: Build compiler for linux and mac
+
+on: [pull_request, push]
+
+jobs:
+  program:
+    name: Build and test helloworld
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+
+    - name: Set env variables
+      shell: bash
+      run: |
+        echo "ZIG_SOLANA_VERSION=v1.39" >> $GITHUB_ENV
+        echo "ZIG_SOLANA_TAR=zig-x86_64-linux-gnu.tar.bz2" >> $GITHUB_ENV
+        echo "ZIG_SOLANA_DIR=zig-x86_64-linux-gnu-baseline" >> $GITHUB_ENV
+        echo "ZIG_SOLANA_RELEASE_URL="https://github.com/joncinque/zig-bootstrap-solana/releases/download/solana-${{ env.ZIG_SOLANA_VERSION }}" >> $GITHUB_ENV
+        echo "RUST_STABLE=1.76.0" >> $GITHUB_ENV
+        echo "ZIG_SOLANA=$(pwd)/${{ env.ZIG_SOLANA_DIR }}/zig" >> $GITHUB_ENV
+
+    - uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/registry
+            ~/.cargo/git
+            ${{ env.ZIG_SOLANA_DIR }}
+          key: zig-solana-${{ hashFiles('./program-test/Cargo.lock') }}-${{ env.ZIG_SOLANA_VERSION }}
+
+    - name: Download solana-zig compiler
+      shell: bash
+      run: |
+        curl --proto '=https' --tlsv1.2 -sSfOL "${{ env.ZIG_SOLANA_RELEASE_URL }}/${{ env.ZIG_SOLANA_TAR }}"
+        tar -xjf "${{ env.ZIG_SOLANA_TAR }}"
+
+    - name: Install Rust
+      uses: dtolnay/rust-toolchain@master
+      with:
+        toolchain: ${{ env.RUST_STABLE }}
+
+    - name: Install build deps
+      shell: bash
+      run: |
+        sudo apt update
+        sudo apt install libudev-dev binutils-dev libunwind-dev protobuf-compiler -y
+
+    - name: Build and test program
+      shell: bash
+      run: ./program-test/test.sh "${{ env.ZIG_SOLANA }}"