add goreleaser, remove circle (#56)

.github/dependabot.yml

@@ -0,0 +1,18 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: "/"
+    schedule:
+      interval: daily
+      time: "11:00"
+    open-pull-requests-limit: 10
+    labels:
+      - T:dependencies
+  - package-ecosystem: gomod
+    directory: "/"
+    schedule:
+      interval: daily
+      time: "11:00"
+    open-pull-requests-limit: 10
+    labels:
+      - T:dependencies

.github/workflows/lint.yml

@@ -14,9 +14,9 @@ jobs:
     timeout-minutes: 4
     steps:
       - uses: actions/checkout@v2
-      - uses: golangci/golangci-lint-action@master
+      - uses: golangci/golangci-lint-action@v2
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.28
+          version: v1.30
           args: --timeout 10m
           github-token: ${{ secrets.github_token }}

.github/workflows/release.yml

@@ -0,0 +1,27 @@
+name: "Release"
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+" # Push events to matching v*, i.e. v1.0, v20.15.10
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - 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

@@ -0,0 +1,20 @@
+project_name: tm-load-test
+
+env:
+  # Require use of Go modules.
+  - GO111MODULE=on
+
+checksum:
+  name_template: SHA256SUMS-{{.Version}}.txt
+  algorithm: sha256
+
+release:
+  name_template: "{{.Version}}"
+
+archives:
+  files:
+    - LICENSE
+    - README.md
+    - UPGRADING.md
+    - SECURITY.md
+    - CHANGELOG.md