added github workflows

.github/workflows/coding-style.yml

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+name: Coding Style
+
+on: [push, pull_request]
+
+jobs:
+    nette_cc:
+        name: Nette Code Checker
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: 8.0
+                  coverage: none
+
+            - run: composer create-project nette/code-checker temp/code-checker ^3 --no-progress
+            - run: php temp/code-checker/code-checker --strict-types --no-progress --ignore "tests/*/fixtures"
+
+
+    nette_cs:
+        name: Nette Coding Standard
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: 8.0
+                  coverage: none
+
+            - run: composer create-project nette/coding-standard temp/coding-standard ^3 --no-progress --ignore-platform-reqs
+            - run: php temp/coding-standard/ecs check

.github/workflows/static-analysis.yml

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+name: Static Analysis (only informative)
+
+on:
+    push:
+        branches:
+          - master
+
+jobs:
+    phpstan:
+        name: PHPStan
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: 8.0
+                  coverage: none
+
+            - run: composer install --no-progress --prefer-dist
+            - run: composer phpstan -- --no-progress
+              continue-on-error: true # is only informative

.github/workflows/tests.yml

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+name: Tests
+
+on: [push, pull_request]
+
+env:
+    php-extensions: mbstring, intl, mysqli, pgsql, sqlsrv-5.9.0preview1, pdo_sqlsrv-5.9.0preview1
+    php-tools: "composer:v2, pecl"
+
+jobs:
+    tests:
+        runs-on: ubuntu-latest
+        strategy:
+            matrix:
+                php: ['7.2', '7.3', '7.4', '8.0']
+
+            fail-fast: false
+
+        name: PHP ${{ matrix.php }} tests
+
+        services:
+            mysql57:
+                image: mysql:5.7
+                env:
+                    MYSQL_DATABASE: dibi_test
+                    MYSQL_ROOT_PASSWORD: root
+                ports:
+                    - 3306:3306
+                options: >-
+                    --health-cmd "mysqladmin ping -ppass"
+                    --health-interval 10s
+                    --health-start-period 10s
+                    --health-timeout 5s
+                    --health-retries 10
+
+            mysql80:
+                image: mysql:8.0
+                ports:
+                    - 3307:3306
+                options: >-
+                    --health-cmd="mysqladmin ping -ppass"
+                    --health-interval=10s
+                    --health-timeout=5s
+                    --health-retries=5
+                    -e MYSQL_ROOT_PASSWORD=root
+                    -e MYSQL_DATABASE=dibi_test
+                    --entrypoint sh mysql:8 -c "exec docker-entrypoint.sh mysqld --default-authentication-plugin=mysql_native_password"
+
+            postgres96:
+                image: postgres:9.6
+                env:
+                    POSTGRES_USER: postgres
+                    POSTGRES_PASSWORD: postgres
+                    POSTGRES_DB: dibi_test
+                ports:
+                    - 5432:5432
+                options: >-
+                    --health-cmd pg_isready
+                    --health-interval 10s
+                    --health-timeout 5s
+                    --health-retries 5
+
+            postgres13:
+                image: postgres:13
+                env:
+                    POSTGRES_USER: postgres
+                    POSTGRES_PASSWORD: postgres
+                    POSTGRES_DB: dibi_test
+                ports:
+                    - 5433:5432
+                options: >-
+                    --health-cmd pg_isready
+                    --health-interval 10s
+                    --health-timeout 5s
+                    --health-retries 5
+
+            mssql:
+                image: mcr.microsoft.com/mssql/server:latest
+                env:
+                    ACCEPT_EULA: Y
+                    SA_PASSWORD: YourStrong!Passw0rd
+                    MSSQL_PID: Developer
+                ports:
+                    - 1433:1433
+                options: >-
+                    --name=mssql
+                    --health-cmd "/opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'YourStrong!Passw0rd' -Q 'SELECT 1'"
+                    --health-interval 10s
+                    --health-timeout 5s
+                    --health-retries 5
+
+        steps:
+            - uses: actions/checkout@v2
+            - uses: shivammathur/setup-php@v2
+              with:
+                  php-version: ${{ matrix.php }}
+                  extensions: ${{ env.php-extensions }}
+                  tools: ${{ env.php-tools }}
+                  coverage: none
+
+            - name: Create databases.ini
+              run: cp ./tests/databases.github.ini ./tests/databases.ini
+
+            - name: Create MS SQL Database
+              run: docker exec -i mssql /opt/mssql-tools/bin/sqlcmd -S localhost -U SA -P 'YourStrong!Passw0rd' -Q 'CREATE DATABASE dibi_test'
+
+            - run: composer install --no-progress --prefer-dist
+            - run: vendor/bin/tester -p phpdbg tests -s -C --coverage ./coverage.xml --coverage-src ./src
+            - if: failure()
+              uses: actions/upload-artifact@v2
+              with:
+                  name: output
+                  path: tests/**/output
+
+
+            - name: Save Code Coverage
+              if: ${{ matrix.php == '8.0' }}
+              env:
+                  COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+              run: |
+                  wget https://github.com/php-coveralls/php-coveralls/releases/download/v2.4.3/php-coveralls.phar
+                  php php-coveralls.phar --verbose --config tests/.coveralls.yml

tests/databases.github.ini

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+[sqlite] ; default
+driver = sqlite
+database = :memory:
+system = sqlite
+
+[sqlite pdo]
+driver = pdo
+dsn = "sqlite::memory:"
+system = sqlite
+
+[mysql 5.7]
+driver = mysqli
+host = "127.0.0.1"
+database = dibi_test
+username = root
+password = root
+port = 3306
+system = mysql
+
+[mysql 5.7pdo]
+driver = pdo
+dsn = "mysql:host=127.0.0.1;port=3306;dbname=dibi_test"
+user = root
+password = root
+system = mysql
+
+[mysql 8.0]
+driver = mysqli
+host = "127.0.0.1"
+database = dibi_test
+username = root
+password = root
+port = 3307
+system = mysql
+
+[mysql 8.0pdo]
+driver = pdo
+dsn = "mysql:host=127.0.0.1;port=3307;dbname=dibi_test"
+user = root
+password = root
+system = mysql
+
+[postgre 9.6]
+driver = postgre
+host = "127.0.0.1"
+database = dibi_test
+username = postgres
+password = postgres
+port = 5432
+system = postgre
+
+[postgre 9.6pdo]
+driver = pdo
+dsn = "pgsql:host=127.0.0.1;port=5432;dbname=dibi_test"
+user = postgres
+password = postgres
+system = postgre
+
+[postgre 13]
+driver = postgre
+host = "127.0.0.1"
+database = dibi_test
+username = postgres
+password = postgres
+port = 5433
+system = postgre
+
+[postgre 13pdo]
+driver = pdo
+dsn = "pgsql:host=127.0.0.1;port=5433;dbname=dibi_test"
+user = postgres
+password = postgres
+system = postgre
+
+[sqlsrv]
+driver = sqlsrv
+host = "localhost"
+username = SA
+password = "YourStrong!Passw0rd"
+database = dibi_test
+port = 1433
+system = sqlsrv
+
+;[sqlsrv pdo]
+;driver = pdo
+;dsn = "sqlsrv:Server=localhost,1433;Database=dibi_test"
+;user = SA
+;password = "YourStrong!Passw0rd"
+;system = sqlsrv