add github actions (via #106)

Author: Artem Eroshenko

.github/release-drafter.yml

@@ -0,0 +1,18 @@
+name-template: '$NEXT_MINOR_VERSION'
+tag-template: '$NEXT_MINOR_VERSION'
+categories:
+  - title: '🚀 New Features'
+    label: 'type:new feature'
+  - title: '🔬 Improvements'
+    label: 'type:enhancement'
+  - title: '🐞 Bug Fixes'
+    label: 'type:bug'
+
+change-template: '* $TITLE (via #$NUMBER) - @$AUTHOR'
+template: |
+  $CHANGES
+
+  ## 👀 Links
+
+  [Commits since $PREVIOUS_TAG](https://github.com/allure-framework/allure-teamcity/compare/$PREVIOUS_TAG...master)
+

.github/workflows/build.yml

@@ -0,0 +1,21 @@
+name: Build
+
+on:
+  pull_request:
+    branches:
+      - '*'
+  push:
+    branches:
+      - 'master'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: Build
+        run: ./gradlew installTeamcity2017 build

.github/workflows/release-draft.yml

@@ -0,0 +1,14 @@
+name: Release Draft
+
+on:
+  push:
+    branches:
+    - master
+
+jobs:
+  update_draft_release:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: toolmantim/release-drafter@v5.2.0
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release-publish.yml

@@ -0,0 +1,26 @@
+name: Release
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      - name: "Gradle Build"
+        run: ./gradlew installTeamcity2017 build -Pversion=${GITHUB_REF:10}
+      - name: "Upload binaries"
+        uses: actions/upload-release-asset@v1.0.1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ github.event.release.upload_url }}
+          asset_path: allure-teamcity-server/build/distributions/allure-teamcity.zip
+          asset_name: allure-teamcity.zip
+          asset_content_type: application/octet-stream