ci: Verify streaming connection close contract test from harness PR

.github/actions/contract-tests/action.yml

@@ -16,8 +16,26 @@ runs:
       shell: bash
       run: make start-contract-test-service-bg
 
-    - uses: launchdarkly/gh-actions/actions/contract-tests@contract-tests-v1.0.2
+    - uses: actions/setup-go@v5
       with:
-        test_service_port: 8080
-        token: ${{ inputs.token }}
-        extra_params: "-status-timeout 120 -skip-from ./ContractTests/testharness-suppressions.txt"
+        go-version: 'stable'
+        cache: false
+
+    # Temporary: build the harness from the sdk-test-harness PR #377 branch
+    # (adds the streaming connection-lifecycle test) instead of downloading a
+    # released harness binary, and run only that test.
+    - name: Build harness from PR branch
+      shell: bash
+      run: |
+        git clone --depth 1 -b jb/sdk-2669/fdv1-close-contract-test https://github.com/launchdarkly/sdk-test-harness.git /tmp/sdk-test-harness
+        cd /tmp/sdk-test-harness
+        go build -o testharness .
+
+    - name: Run connection lifecycle contract test
+      shell: bash
+      run: |
+        /tmp/sdk-test-harness/testharness \
+          -url http://localhost:8080 \
+          -run 'streaming/connection lifecycle' \
+          -debug -status-timeout 120 -stop-service-at-end \
+          -skip-from ./ContractTests/testharness-suppressions.txt

.github/workflows/ci.yml

@@ -9,128 +9,10 @@ on:
     paths-ignore:
       - '**.md'
 
+# Temporary verification branch: CI is stripped down to the contract-tests job
+# only, so the expensive macOS build/test matrix does not run for a throwaway
+# do-not-merge PR. See the PR description for context.
 jobs:
-  lint:
-    runs-on: macos-15
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: 16.4.0
-
-      - uses: ./.github/actions/lint
-
-  build-ios:
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - xcode-version: 16.4.0
-            ios-sim: "platform=iOS Simulator,name=iPhone 16"
-            os: macos-15
-          - xcode-version: 15.4.0
-            ios-sim: "platform=iOS Simulator,name=iPhone 15"
-            os: macos-14
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: ${{ matrix.xcode-version }}
-
-      - uses: ./.github/actions/build-ios
-        with:
-          ios-sim: ${{ matrix.ios-sim }}
-
-  build-macos:
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - xcode-version: 16.4.0
-            os: macos-15
-          - xcode-version: 15.4.0
-            os: macos-14
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: ${{ matrix.xcode-version }}
-
-      - uses: ./.github/actions/build-macos
-
-  build-tvos:
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - xcode-version: 16.4.0
-            os: macos-15
-          - xcode-version: 15.4.0
-            os: macos-14
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: ${{ matrix.xcode-version }}
-
-      - uses: ./.github/actions/build-tvos
-
-  build-watchos:
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - xcode-version: 16.4.0
-            os: macos-15
-          - xcode-version: 15.4.0
-            os: macos-14
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: ${{ matrix.xcode-version }}
-
-      - uses: ./.github/actions/build-watchos
-
-  test-swiftpm:
-    runs-on: ${{ matrix.os }}
-
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - xcode-version: 16.4.0
-            os: macos-15
-          - xcode-version: 15.4.0
-            os: macos-14
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: ${{ matrix.xcode-version }}
-
-      - uses: ./.github/actions/test-swiftpm
-
   contract-tests:
     runs-on: macos-15
 
@@ -144,15 +26,3 @@ jobs:
       - uses: ./.github/actions/contract-tests
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-
-  build-docs:
-    runs-on: macos-15
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd
-        with:
-          xcode-version: 16.4.0
-
-      - uses: ./.github/actions/build-docs