add pre release workflow (Checkmarx#1758)

* add pre release workflow

* remove trailing spaces

* Update prerelease.yml

.github/workflows/prerelease.yml

@@ -0,0 +1,59 @@
+name: goreleaser
+
+on:
+  push:
+    branches:
+      - 'master'
+
+jobs:
+  pre-release:
+    name: "Pre Release"
+    runs-on: "ubuntu-latest"
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: 'Get Previous tag'
+        uses: oprypin/find-latest-tag@v1
+        with:
+          repository: ${{ github.repository }}
+          releases-only: true
+        id: previoustag
+      - name: 'Get next minor version'
+        id: semvers
+        uses: "WyriHaximus/github-action-next-semvers@master"
+        with:
+          version: ${{ steps.previoustag.outputs.tag }}
+      - uses: "marvinpinto/action-automatic-releases@latest"
+        if:  contains(steps.previoustag.outputs.tag, '-rc')
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "${{ steps.previoustag.outputs.tag }}"
+          prerelease: true
+          title: "Pre release ${{ steps.previoustag.outputs.tag }}"
+      - uses: "marvinpinto/action-automatic-releases@latest"
+        if:  "!contains(steps.previoustag.outputs.tag, '-rc')"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "${{ steps.semvers.outputs.v_minor }}-rc"
+          prerelease: true
+          title: "Pre release ${{ steps.semvers.outputs.v_minor }}-rc"
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      -
+        name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.15
+      -
+        name: Run GoReleaser
+        uses: goreleaser/goreleaser-action@v2
+        with:
+          version: latest
+          args: release --rm-dist
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.goreleaser.yml

@@ -19,3 +19,5 @@ archives:
       386: x32
     files:
       - assets/queries
+release:
+  prerelease: auto