diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
deleted file mode 100644
index d902cc4b..00000000
--- a/.github/workflows/codeql.yml
+++ /dev/null
@@ -1,42 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-  schedule:
-    - cron: "3 13 * * 0"
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: ubuntu-latest
-    permissions:
-      actions: read
-      contents: read
-      security-events: write
-
-    strategy:
-      fail-fast: false
-      matrix:
-        language: [ javascript, python ]
-
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-
-      - name: Initialize CodeQL
-        uses: github/codeql-action/init@v2
-        with:
-          languages: ${{ matrix.language }}
-          queries: +security-and-quality
-
-      - name: Autobuild
-        uses: github/codeql-action/autobuild@v2
-        if: ${{ matrix.language == 'javascript' || matrix.language == 'python' }}
-
-      - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v2
-        with:
-          category: "/language:${{ matrix.language }}"
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
new file mode 100644
index 00000000..7aa9c950
--- /dev/null
+++ b/.github/workflows/test.yaml
@@ -0,0 +1,45 @@
+name: Run tests
+
+on:
+  push:
+    branches:
+      - "*"
+  pull_request:
+    branches: ["master"]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: "3.9"
+      - uses: snok/install-poetry@v1
+        with:
+          version: 1.6.1
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+      - uses: actions/cache@v3
+        with:
+          path: .venv
+          key: venv-${{ hashFiles('poetry.lock') }}
+
+      - run: poetry install --no-interaction --no-root
+
+      - name: Run formatting check
+        run: |
+          poetry run black . --check
+
+      - name: Run unit tests
+        run: |
+          poetry run coverage run
+          poetry run coverage report
+
+      - name: Deploy
+        run: |
+          poetry run fab deploy
+
+      - name: Run end-to-end tests
+        run: |
+          poetry run curl -f localhost:8000
diff --git a/.github/workflows/test_deploy.yaml b/.github/workflows/test_deploy.yaml
deleted file mode 100644
index 4847a553..00000000
--- a/.github/workflows/test_deploy.yaml
+++ /dev/null
@@ -1,24 +0,0 @@
-name: Deployment and end to end tests
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup environment
-        run: bash ./scripts/setup_env.sh hknweb-dev
-      - name: Deploy
-        run: |
-          eval "$(conda shell.bash hook)"
-          conda activate hknweb-dev
-          fab deploy
-      - name: End to end tests
-        run: |
-          eval "$(conda shell.bash hook)"
-          curl -f localhost:8000
diff --git a/.github/workflows/test_formatting.yaml b/.github/workflows/test_formatting.yaml
deleted file mode 100644
index 168c7277..00000000
--- a/.github/workflows/test_formatting.yaml
+++ /dev/null
@@ -1,20 +0,0 @@
-name: Formatting check for Python files
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup environment
-        run: bash ./scripts/setup_env.sh hknweb-dev
-      - name: Run formatting check
-        run: |
-          eval "$(conda shell.bash hook)"
-          conda activate hknweb-dev
-          black . --check
diff --git a/.github/workflows/test_logic_and_coverage.yaml b/.github/workflows/test_logic_and_coverage.yaml
deleted file mode 100644
index 02f2ed5a..00000000
--- a/.github/workflows/test_logic_and_coverage.yaml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: Run Django tests and enforce test coverage
-
-on:
-  push:
-    branches: [ "master" ]
-  pull_request:
-    branches: [ "master" ]
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - name: Setup environment
-        run: bash ./scripts/setup_env.sh hknweb-dev
-      - name: Run Django unit tests
-        run: |
-          eval "$(conda shell.bash hook)"
-          conda activate hknweb-dev
-          coverage run
-          coverage report