init goreleaser (#169)

* init goreleaser

add dockerfile

add fetch tag

set next to snapshot

remove generate

skip val

add auto ver

revert ver

revert ver

force tag

* self tag

* self tag

* always tag

* change perm

* final

.github/workflows/go.yml

@@ -1,44 +0,0 @@
-name: Go Unit Test
-
-on:
-  push:
-    branches: [ master ]
-  pull_request:
-    types: [assigned, opened, synchronize, reopened]
-
-jobs:
-
-  build:
-    name: Build
-    runs-on: ubuntu-latest
-    steps:
-    - name: Check out code into the Go module directory
-      uses: actions/checkout@v3
-      with:
-        fetch-depth: 0
-        submodules: 'recursive'
-
-    - name: Set up Go 1.x
-      uses: actions/setup-go@v4
-      with:
-        go-version: 'stable'
-        cache: true
-
-    - uses: dotnet/nbgv@master
-      with:
-        setAllVars: true
-
-    - name: Test lib ssh
-      run: go test -v -cover ./...
-      working-directory: crypto/ssh
-
-    - name: Test sshpiper
-      run: go test -v -race -cover -tags full ./...
-
-    - name: create release
-      env:
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      if: github.ref == 'refs/heads/master'
-      run: |
-        gh release create -d --generate-notes v$NBGV_SimpleVersion
-        gh release list | grep Draft | tail -n +3 | cut -f 1 | xargs -r -L 1 gh release delete --yes