Use zsh as shell for macOS-specific job.

This is primarily for running integration tests in zsh.

.github/workflows/build.yml

@@ -32,25 +32,25 @@ jobs:
 
   # === OS Specific Job (runs on each OS) ===
   os_specific:
-    name: ${{ matrix.platform }}
+    name: ${{ matrix.sys.os }}
     timeout-minutes: 90
     strategy:
       matrix:
         go-version:
           - 1.20.x
-        platform:
-          - ubuntu-20.04
-          - macos-11
-          - windows-2019
+        sys:
+          - {os: ubuntu-20.04, shell: bash}
+          - {os: macos-11, shell: zsh}
+          - {os: windows-2019, shell: bash}
       fail-fast: false
-    runs-on: ${{ matrix.platform }}
+    runs-on: ${{ matrix.sys.os }}
     env:
       ACTIVESTATE_CI: true
       ACTIVESTATE_CLI_DISABLE_RUNTIME: true
-      SHELL: bash
+      SHELL: ${{ matrix.sys.shell }}
       GITHUB_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     concurrency:
-      group: ${{ github.ref }}-${{ github.event_name }}-${{ matrix.platform }}
+      group: ${{ github.ref }}-${{ github.event_name }}-${{ matrix.sys.os }}
       cancel-in-progress: true
 
     # === OS Specific Steps ===
@@ -83,7 +83,7 @@ jobs:
 
       - # === Setup ===
         name: Setup
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: |
           bin=$(pwd)/.github/deps/${{ runner.os }}/bin
           echo "Adding $bin to PATH"
@@ -108,24 +108,24 @@ jobs:
 
       - # == Setup macOS ==
         name: Setup (macOS)
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: brew install fish
         if: runner.os == 'macOS'
 
       - # === Install Deps ===
         name: Install Deps
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: state run install-deps
 
       - # === Preprocess ===
         name: Preprocess
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         timeout-minutes: 3
         run: state run preprocess -v
 
       - # === Parallel Tasks ===
         name: Parallel Tasks
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         timeout-minutes: 15
         run: |
           export PATH="$(pwd)/.github/deps/${{ runner.os }}/bin:$PATH"
@@ -172,43 +172,43 @@ jobs:
       - # === Unit Tests ===
         name: Unit Tests
         id: unit_tests
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Unit-Tests | gotestfmt -hide empty-packages
         continue-on-error: ${{ github.event_name != 'schedule' }}
 
       - # === "Build: CLI" ===
         name: "Build: CLI"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-CLI
 
       - # === "Build: Service" ===
         name: "Build: Service"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-Service
 
       - # === "Build: Installer" ===
         name: "Build: Installer"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-Installer
 
       - # === "Build: Remote Installer" ===
         name: "Build: Remote Installer"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-Remote-Installer
 
       - # === "Build: Install Scripts" ===
         name: "Build: Install Scripts"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-Install-Scripts
 
       - # === "Build: Executor" ===
         name: "Build: Executor"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: parallelize results Build-Executor
 
       - # === Prepare Windows Cert ===
         name: Prepare Windows Cert
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         if: runner.os == 'Windows'
         run: |
           echo $MSI_CERT_BASE64 | base64 --decode > Cert.p12
@@ -217,7 +217,7 @@ jobs:
 
       - # === Sign Binaries (Windows only) ===
         name: Sign Binaries (Windows only)
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         if: runner.os == 'Windows' && contains(fromJSON('["refs/heads/beta", "refs/heads/release", "refs/heads/LTS"]'), github.ref)
         run: |
           export PATH=/c/Program\ Files\ \(x86\)/WiX\ Toolset\ v3.11/bin/:/c/Program\ Files\ \(x86\)/Windows\ Kits/10/bin/10.0.16299.0/x86/:$PATH
@@ -244,12 +244,12 @@ jobs:
 
       - # === Generate Update ===
         name: Generate Update
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: state run generate-update
 
       - # === Generate Remote Install Deployment ==
         name: Generate Remote Install Deployment
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: state run generate-remote-install-deployment
 
       - # === Configure AWS credentials ==
@@ -264,7 +264,7 @@ jobs:
       - # === Deploy for Integration Tests # NEVER run this against production branches. This is meant for PR deployments. ===
         name: Deploy for Integration Tests # NEVER run this against production branches. This is meant for PR deployments.
         if: "!contains(fromJSON('[\"refs/heads/beta\", \"refs/heads/release\", \"refs/heads/LTS\"]'), github.ref)"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: |
           if [ "$GITHUB_EVENT_NAME" != "schedule" ]; then
             set +e
@@ -289,7 +289,7 @@ jobs:
         name: Integration Tests
         id: integration_tests
         if: "!contains(fromJSON('[\"refs/heads/beta\", \"refs/heads/release\", \"refs/heads/LTS\"]'), github.ref)"
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: |
           if [ "$GITHUB_EVENT_NAME" != "schedule" ]; then
             LABELS="${{ join(github.event.pull_request.labels.*.name, ',') }}"
@@ -337,7 +337,7 @@ jobs:
       - # === Fail If Unscheduled Unit Tests Failed (Expand 'Unit Tests' above for more information) ===
         name: Fail If Unscheduled Unit Tests Failed
         if: github.event_name != 'schedule' && steps.unit_tests.outcome == 'failure'
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: exit 1
 
       - # === Notify Slack of Nightly Integration Test Failures ===
@@ -367,7 +367,7 @@ jobs:
                   "type": "section",
                   "text": {
                     "type": "plain_text",
-                    "text": "Select the '${{ matrix.platform }}' job and expand 'Integration Tests' to inspect the failures."
+                    "text": "Select the '${{ matrix.sys.os }}' job and expand 'Integration Tests' to inspect the failures."
                   }
                 }
               ]
@@ -379,14 +379,14 @@ jobs:
       - # === Fail If Nightly Integration Tests Failed (Expand 'Integration Tests' above for more information) ===
         name: Fail If Nightly Integration Tests Failed
         if: github.event_name == 'schedule' && steps.integration_tests.outcome == 'failure'
-        shell: bash
+        shell: ${{ matrix.sys.shell }}
         run: exit 1
 
       - # === Upload Session Artifacts ===
         name: Upload Session Artifacts
         uses: actions/upload-artifact@v2
         with:
-          name: session-build-${{ matrix.platform }}
+          name: session-build-${{ matrix.sys.os }}
           path: build/
 
   # === Deploy job (runs once with combined artifacts from OS specific job) ===