Remove excessive OSes & cleanup GoReleaser config

.github/workflows/tests.yml

@@ -16,12 +16,12 @@ jobs:
           - 1.x
         os:
           - ubuntu-latest
-          - windows-latest
-          - macos-latest
     runs-on: ${{ matrix.os }}
     steps:
-      - name: Set git to turn off auto-converting line endings
-        run: git config --global core.autocrlf false
+      - name: Install Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go-version }}
       - name: Checkout code
         uses: actions/checkout@v2
       - name: Start containers
@@ -31,20 +31,7 @@ jobs:
             docker-compose -f testdata/docker/docker-compose.yml exec -T moon /bin/sh -c 'ipsec statusall || true' | grep '64 bytes_i' && break || (docker-compose -f testdata/docker/docker-compose.yml up -d --force-recreate && sleep 30)
           done
           docker-compose -f testdata/docker/docker-compose.yml exec -T moon /bin/sh -c 'ipsec statusall || true'
-        if: runner.os == 'Linux'
-      - name: Install Go
-        uses: actions/setup-go@v2
-        with:
-          go-version: ${{ matrix.go-version }}
-      - name: Test (on Ubuntu)
+      - name: Test
         run: go test -coverprofile=coverage.txt -covermode=atomic ./...
-        if: runner.os == 'Linux'
-      - name: Test (on macOS)
-        run: go test -short -coverprofile=coverage.txt -covermode=atomic ./...
-        if: runner.os == 'macOS'
-      - name: Test (on Windows)
-        run: go test -short -coverprofile=coverage.txt -covermode=atomic ./...
-        shell: cmd
-        if: runner.os == 'Windows'
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v1

.goreleaser.yml

@@ -1,6 +1,5 @@
 builds:
-  - id: ipsec_exporter
-    main: ./cmd/ipsec_exporter
+  - main: ./cmd/ipsec_exporter
     ldflags: |
       -s
       -X github.com/prometheus/common/version.Version={{.Version}}
@@ -38,10 +37,7 @@ builds:
       - linux_s390x
 
 archives:
-  - id: ipsec_exporter
-    builds:
-      - ipsec_exporter
-    format_overrides:
+  - format_overrides:
       - goos: windows
         format: zip