* switch to composer for qrcode and otp dependencies

* move most OTP-related stuff into userhelper
* remove old phpqrcode and otphp libraries

vendor/chillerlan/php-qrcode/.github/workflows/tests.yml

@@ -0,0 +1,55 @@
+# https://help.github.com/en/categories/automating-your-workflow-with-github-actions
+# https://github.com/localheinz/php-library-template/blob/master/.github/workflows/continuous-integration.yml
+# https://github.com/sebastianbergmann/phpunit/blob/master/.github/workflows/ci.yml
+
+on:
+  - pull_request
+  - push
+
+name: "Continuous Integration"
+
+jobs:
+
+  tests:
+    name: "Unit Tests"
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        php-binary:
+          - php7.2
+          - php7.3
+          - php7.4
+
+    steps:
+      - name: "Checkout"
+        uses: actions/checkout@v1.1.0
+
+      - name: "Install dependencies with composer"
+        run: ${{ matrix.php-binary }} $(which composer) update --no-interaction --no-progress --no-suggest
+
+      - name: "Run unit tests with phpunit"
+        run: ${{ matrix.php-binary }} vendor/bin/phpunit --configuration=phpunit.xml --no-coverage
+
+
+  code-coverage:
+    name: "Code Coverage"
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: "Checkout"
+        uses: actions/checkout@v1.1.0
+
+      - name: "Install locked dependencies with composer"
+        run: php7.4 $(which composer) install --no-interaction --no-progress --no-suggest
+
+      - name: "Dump Xdebug filter with phpunit/phpunit"
+        run: php7.4 vendor/bin/phpunit --configuration=phpunit.xml --dump-xdebug-filter=.build/phpunit/xdebug-filter.php
+
+      - name: "Collect code coverage with Xdebug and phpunit/phpunit"
+        run: php7.4 vendor/bin/phpunit --configuration=phpunit.xml --prepend=.build/phpunit/xdebug-filter.php
+
+      - name: "Send code coverage report to Codecov.io"
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+        run: bash <(curl -s https://codecov.io/bash)