ci: fail on failed coverage upload

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ env:
 
 jobs:
   unit-test:
-    name: "Unit Tests (Debian 13)"
+    name: "Unit Tests"
     runs-on: ubuntu-22.04
     continue-on-error: false
     timeout-minutes: 30
@@ -31,17 +31,18 @@ jobs:
       - name: "Docker Image"
         run: |
           make docker-image
-      - name: "Unit Test"
+      - name: "Unit Tests"
         run: |
           make docker-unit-tests
-      - name: "Upload Code Coverage"
-        uses: codecov/codecov-action@v2
+          mkdir -p out/coverage
+          mv unit.out out/coverage/
+      - uses: actions/upload-artifact@v4
         with:
-          token: ${{ secrets.CODECOV_TOKEN }}
-          files: unit.out
+          name: unit-tests-coverage
+          path: out/
 
   test:
-    name: "Test (Ubuntu 22.04)"
+    name: "System Test"
     runs-on: ubuntu-22.04
     continue-on-error: false
     timeout-minutes: 30
@@ -88,7 +89,8 @@ jobs:
 
       - name: "Run Benchmark"
         run: |
-          COVERAGE_DIR=${{ runner.temp }} make bench
+          mkdir -p out/coverage
+          COVERAGE_DIR=$PWD/out/coverage make bench
 
       - name: "Run System Tests"
         env:
@@ -100,23 +102,53 @@ jobs:
           AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
         run: |
           sudo mkdir -p /srv ; sudo chown runner /srv
-          COVERAGE_DIR=${{ runner.temp }} make system-test
+          mkdir -p out/coverage
+          COVERAGE_DIR=$PWD/out/coverage make system-test
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: system-tests-coverage
+          path: out/
+
+  coverage:
+    name: "Upload Coverage"
+    runs-on: ubuntu-22.04
+    continue-on-error: false
+    timeout-minutes: 30
+    needs:
+      - unit-test
+      - test
+    steps:
+      - name: "Checkout Repository"
+        uses: actions/checkout@v4
+
+      - name: "Download Unit Test Coverage"
+        uses: actions/download-artifact@v4
+        with:
+          name: unit-tests-coverage
+
+      - name: "Download System Test Coverage"
+        uses: actions/download-artifact@v4
+        with:
+          name: system-tests-coverage
 
       - name: "Merge Code Coverage"
         run: |
           go install github.com/wadey/gocovmerge@v0.0.0-20160331181800-b5bfa59ec0ad
-          ~/go/bin/gocovmerge ${{ runner.temp }}/*.out > coverage.txt
+          ~/go/bin/gocovmerge coverage/*.out > coverage.txt
 
       - name: "Upload Code Coverage"
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: coverage.txt
+          fail_ci_if_error: true
+
 
   ci-debian-build:
     name: "Build"
     needs:
-      - test
+      - coverage
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -237,8 +269,7 @@ jobs:
   ci-binary-build:
     name: "Build"
     needs:
-      - unit-test
-      - test
+      - coverage
     runs-on: ubuntu-latest
     strategy:
       matrix: