Make use of Github actions (instead of travis) (#115)

* add unit-tests

* dependencies

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

.github/release-drafter.yml

@@ -0,0 +1,4 @@
+template: |
+  ## What’s Changed
+
+  $CHANGES

.github/workflows/release-drafter.yml

@@ -0,0 +1,16 @@
+name: Release Drafter
+
+on:
+  push:
+    # branches to consider in the event; optional, defaults to all
+    branches:
+      - develop
+
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-latest
+    steps:
+      # Drafts your next Release notes as Pull Requests are merged into "master"
+      - uses: toolmantim/release-drafter@v5.2.0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/unit-tests.yml

@@ -0,0 +1,45 @@
+name: Unit Testing
+
+on:
+  pull_request
+
+jobs:
+  unit-test:
+    name: Unit Testing
+    runs-on: ubuntu-latest
+    container:
+      image: atk4/image:${{ matrix.php }} # https://github.com/atk4/image
+    strategy:
+      matrix:
+        php: ['7.2', '7.3', 'latest']
+    steps:
+      - uses: actions/checkout@v1
+      # need this to trick composer
+      - run: php --version
+      - run: "git branch develop; git checkout develop"
+      - name: Get Composer Cache Directory
+        id: composer-cache
+        run: |
+          echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - uses: actions/cache@v1
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('composer.json') }}
+          restore-keys: |
+            ${{ runner.os }}-composer-
+
+      - run: composer install --no-progress --no-suggest --prefer-dist --optimize-autoloader
+
+      - name: Run Tests
+        run: |
+          mkdir -p build/logs
+
+      - name: SQLite Testing
+        run: vendor/bin/phpunit --configuration phpunit.xml --coverage-text
+
+      - uses: codecov/codecov-action@v1
+        if: matrix.php == 'latest'
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          file: build/logs/clover.xml

.gitignore

@@ -3,5 +3,6 @@ docs/build
 /vendor
 /composer.lock
 .DS_Store
-.github*
+#.github*
 /.idea
+.phpunit.result.cache

composer.json

@@ -6,6 +6,7 @@
     "homepage": "https://github.com/atk4/core",
     "license": "MIT",
     "minimum-stability": "dev",
+    "prefer-stable": true,
     "authors": [
         {
             "name": "Romans Malinovskis",