ci: Add draft version of the release workflow (#101)

.github/chglog/RELEASE.tpl.md

@@ -0,0 +1,29 @@
+{{ range .Versions }}
+## {{ if .Tag.Previous }}[{{ .Tag.Name }}]({{ $.Info.RepositoryURL }}/compare/{{ .Tag.Previous.Name }}...{{ .Tag.Name }}){{ else }}{{ .Tag.Name }}{{ end }} ({{ datetime "2006-01-02" .Tag.Date }})
+
+{{ range .CommitGroups -}}
+### {{ .Title }}
+
+{{ range .Commits -}}
+* {{ if .Scope }}**{{ .Scope }}:** {{ end }}{{ .Subject }}
+{{ end }}
+{{ end -}}
+
+{{- if .RevertCommits -}}
+### Reverts
+
+{{ range .RevertCommits -}}
+* {{ .Revert.Header }}
+{{ end }}
+{{ end -}}
+
+{{- if .NoteGroups -}}
+{{ range .NoteGroups -}}
+### {{ .Title }}
+
+{{ range .Notes }}
+{{ .Body }}
+{{ end }}
+{{ end -}}
+{{ end -}}
+{{ end -}}

.github/chglog/release.yml

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+---
+style: github
+template: RELEASE.tpl.md
+info:
+  repository_url: https://github.com/txpipe/pallas
+options:
+  commits: {}
+  commit_groups:
+    sort_by: Custom
+    title_order:
+      - feat
+      - fix
+      - docs
+      - style
+      - refactor
+      - perf
+      - test
+      - build
+      - ci
+      - chore
+      - revert
+    title_maps:
+      feat: Features
+      fix: Bug Fixes
+      perf: Performance Improvements
+      refactor: Code Refactoring
+      ci: Continuous Integration
+  header:
+    pattern: "^(\\w*)(?:\\(([\\w\\$\\.\\-\\*\\s]*)\\))?\\:\\s(.*)$"
+    pattern_maps:
+      - Type
+      - Scope
+      - Subject
+  notes:
+    keywords:
+      - BREAKING CHANGE

.github/workflows/release.yml

@@ -0,0 +1,53 @@
+name: Release
+on:
+  #push:
+  #  tags:
+  #    - "v*"
+  workflow_dispatch: {}
+
+jobs:
+  cargo_publish:
+    name: Publish to Crates.io
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2.4.0
+
+      - name: Setup Rust Toolchain
+        uses: actions-rs/toolchain@v1.0.7
+        with:
+          toolchain: stable
+          override: true
+          profile: minimal
+
+      - name: Setup Cargo Plugins
+        uses: actions-rs/cargo@v1.0.3
+        with:
+          command: install
+          args: cargo-workspaces
+
+  github_release:
+    name: Create GitHub Release
+    needs: [cargo_publish]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2.4.0
+        with:
+          fetch-depth: 0
+
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: "1.16"
+
+      - name: Release Notes
+        run: |
+          go install github.com/git-chglog/git-chglog/cmd/git-chglog@v0.15.0
+          git-chglog -c .github/chglog/release.yml $(git describe --tags) > RELEASE.md
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          body_path: RELEASE.md
+          draft: true