diff --git a/.github/workflows/automerge.yml b/.github/workflows/automerge.yml
new file mode 100644
index 00000000..6cc368de
--- /dev/null
+++ b/.github/workflows/automerge.yml
@@ -0,0 +1,41 @@
+name: Automerge Pull Requests
+on:
+  pull_request:
+    types:
+      - labeled
+      - unlabeled
+      - synchronize
+      - opened
+      - edited
+      - ready_for_review
+      - reopened
+      - unlocked
+  pull_request_review:
+    types:
+      - submitted
+  check_suite:
+    types:
+      - completed
+  status: {}
+
+jobs:
+  automerge:
+    name: Automerge Dependabot
+    runs-on: ubuntu-latest
+    if: github.actor == 'dependabot[bot]' || github.actor == 'dependabot-preview[bot]'
+    steps:
+      - name: 'Wait for status checks'
+        id: waitforstatuschecks
+        uses: "WyriHaximus/github-action-wait-for-status@v1.2"
+        with:
+          ignoreActions: Automerge Dependabot
+          checkInterval: 13
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Merge pull requests
+        uses: pascalgn/automerge-action@v0.12.0
+        if: steps.waitforstatuschecks.outputs.status == 'success'
+        env:
+          MERGE_METHOD: "squash"
+          MERGE_LABELS: ""
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 00000000..79c14442
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,26 @@
+name: Test build package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    name: Build Python 🐍 distributions 📦
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install build tools
+        run: pip install pep517
+      - name: Build a wheel package
+        run: python -m pep517.build .
+      - name: Install twine to check the package
+        run: pip install twine
+      - name: Check the package
+        run: twine check dist/*
diff --git a/.github/workflows/linters.yml b/.github/workflows/linters.yml
new file mode 100644
index 00000000..90ccb6bb
--- /dev/null
+++ b/.github/workflows/linters.yml
@@ -0,0 +1,52 @@
+name: Run linters
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  pydocstyle:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.8
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements-lint.txt
+    - name: Run pydocstyle
+      run: |
+        pydocstyle src/ tests/
+
+  pycodestyle:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.8
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements-lint.txt
+    - name: Run pydocstyle
+      run: |
+        pycodestyle src/ tests/
+#  black:
+#    runs-on: ubuntu-latest
+#    steps:
+#      - uses: actions/checkout@v2
+#      - uses: actions/setup-python@v2
+#      - uses: psf/black@stable
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
new file mode 100644
index 00000000..fed3bbc2
--- /dev/null
+++ b/.github/workflows/pypi.yml
@@ -0,0 +1,29 @@
+name: Package and publish
+on:
+  push:
+    tags:
+      - v*
+jobs:
+  build-n-publish:
+    name: Build and publish Python 🐍 distributions 📦 to PyPI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@master
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - name: Install build tools
+        run: pip install pep517
+      - name: Build a wheel package
+        run: python -m pep517.build .
+#      - name: Publish distribution 📦 to Test PyPI
+#        uses: pypa/gh-action-pypi-publish@master
+#        with:
+#          password: ${{ secrets.test_pypi_password }}
+#          repository_url: https://test.pypi.org/legacy/
+      - name: Publish distribution 📦 to PyPI
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          password: ${{ secrets.pypi_password }}
+          verbose: true
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 00000000..7069059d
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,54 @@
+name: Run tests
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.7, 3.8, 3.9, pypy3]
+        postgres-version: [9.5, 9.6, 10, 11, 12, 12]
+    env:
+      OS: ubuntu-latest
+      PYTHON: ${{ matrix.python-version }}
+      POSTGRES: ${{ matrix.postgres-version }}
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install postgresql
+      run: |
+        sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg ${{ matrix.postgres-version }}" > /etc/apt/sources.list.d/pgdg.list'
+        sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'
+        wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
+        sudo sh -c 'echo "Package: *" > /etc/apt/preferences.d/psql'
+        sudo sh -c 'echo "Pin: release c=${{ matrix.poxtgresql-version }}" >> /etc/apt/preferences.d/psql'
+        sudo sh -c 'echo "Pin-Priority: 1000" >> /etc/apt/preferences.d/psql'
+        sudo apt update
+        sudo apt install -y postgresql-${{ matrix.postgres-version }} libpq
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements-test.txt
+    - name: Run test
+      run: |
+        py.test -n 0 --cov-report=xml
+    - name: Run xdist test
+      run: |
+        py.test -n 1 --cov-report=xml:coverage-xdist.xml
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v1
+      with:
+        file: ./coverage.xml ./coverage-xdist.xml
+        flags: unittests
+        env_vars: OS,PYTHON
+        fail_ci_if_error: true
diff --git a/.travis.yml b/.travis.yml
index 9452c79e..3dcd8e8c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,10 @@
 dist: bionic
 language: python
 python:
+- 3.9
 - 3.8
 - 3.7
 - 3.6
-- 3.9
 - nightly
 - pypy3
 # blocklist branches
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..a6e8882c
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,8 @@
+[build-system]
+requires = ["setuptools >= 40.6.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[tool.black]
+line-length = 100
+target-version = ['py38']
+include = '.*\.pyi?$'