diff --git a/.github/workflows/codeql.yaml b/.github/workflows/codeql.yaml
new file mode 100644
index 0000000..9634a3d
--- /dev/null
+++ b/.github/workflows/codeql.yaml
@@ -0,0 +1,46 @@
+name: codeql
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+  schedule:
+    - cron: '32 18 * * 3'
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ${{ (matrix.language == 'swift' && 'macos-latest') || 'ubuntu-latest' }}
+    permissions:
+      security-events: write
+      packages: read
+      actions: read
+      contents: read
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - language: python
+          build-mode: none
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        build-mode: ${{ matrix.build-mode }}
+    - if: matrix.build-mode == 'manual'
+      shell: bash
+      run: |
+        echo 'If you are using a "manual" build mode for one or more of the' \
+          'languages you are analyzing, replace this with the commands to build' \
+          'your code, for example:'
+        echo '  make bootstrap'
+        echo '  make release'
+        exit 1
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{matrix.language}}"
diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
new file mode 100644
index 0000000..b1bd73d
--- /dev/null
+++ b/.github/workflows/docker.yaml
@@ -0,0 +1,53 @@
+name: news/docker
+
+on:
+  workflow_run:
+    workflows: ["news/graphql", "news/machine_learning", "codeql"]
+    types:
+      - completed
+    
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  deploy:
+    if: ${{ github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.head_branch == 'master' }}
+    name: Publish news
+    runs-on: ubuntu-latest
+    permissions: write-all
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+    - name: Login to GitHub Container Registry
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Get GraphQL tag
+      id: "get-graphql-tag"
+      shell: "bash"
+      run: |
+        echo PKG_VERSION=$(awk -F ' = ' '$1 ~ /version/ { gsub(/["]/, "", $2); printf("%s",$2) }' graphql/Cargo.toml) >> $GITHUB_OUTPUT
+    - name: Build GraphQL image
+      run: |
+            docker build . -f docker/api/Dockerfile -t ghcr.io/gravitalia/news-api:latest .
+            docker push ghcr.io/lubmminy/polymath:latest
+            docker tag ghcr.io/gravitalia/news-graphql:latest ghcr.io/gravitalia/news-api:${{ steps.get-graphql-tag.outputs.PKG_VERSION }}
+            docker push ghcr.io/lubmminy/polymath:${{ steps.get-graphql-tag.outputs.PKG_VERSION }}
+    - name: Get ML tag
+      id: "get-ml-tag"
+      shell: "bash"
+      run: |
+        echo PKG_VERSION=$(awk -F ' = ' '/^version/ { gsub(/["]/, "", $2); print $2 }' machine_learning/pyproject.toml) >> $GITHUB_OUTPUT
+    - name: Build ML API image
+      run: |
+            docker build . -f docker/ml/Dockerfile -t ghcr.io/gravitalia/news-ml:latest .
+            docker tag ghcr.io/gravitalia/news-ml:latest ghcr.io/gravitalia/news-ml:${{ steps.get-ml-tag.outputs.PKG_VERSION }}
+    - name: Publish images
+      run: |
+            docker push ghcr.io/gravitalia/news-api:latest
+            docker push ghcr.io/gravitalia/news-api:${{ steps.get-graphql-tag.outputs.PKG_VERSION }}
+            docker push ghcr.io/gravitalia/news-ml:latest
+            docker push ghcr.io/gravitalia/news-ml:${{ steps.get-ml-tag.outputs.PKG_VERSION }}
diff --git a/.github/workflows/python.yaml b/.github/workflows/python.yaml
new file mode 100644
index 0000000..f295287
--- /dev/null
+++ b/.github/workflows/python.yaml
@@ -0,0 +1,24 @@
+name: news/machine_learning
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9"]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: pip
+      - name: Install dependencies
+        working-directory: ./machine_learning
+        run: |
+          python -m pip install --upgrade pip setuptools wheel
+          python -m pip install .
+      #- name: Test
+      # Add test later.
diff --git a/.github/workflows/rust.yaml b/.github/workflows/rust.yaml
new file mode 100644
index 0000000..2067e91
--- /dev/null
+++ b/.github/workflows/rust.yaml
@@ -0,0 +1,32 @@
+name: news/graphql
+
+on: [push]
+
+jobs:
+  graphql:
+    name: cargo build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Cache Cargo registry
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cargo
+            target
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v3
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Initialize Rust toolchain
+        uses: dtolnay/rust-toolchain@stable
+      - name: Test GraphQL API
+        working-directory: ./graphql
+        run: cargo test --all-features
+      - name: Clippy
+        working-directory: ./graphql
+        run: cargo clippy
diff --git a/graphql/rank/src/squid.rs b/graphql/rank/src/squid.rs
index 024dc68..7e2184b 100644
--- a/graphql/rank/src/squid.rs
+++ b/graphql/rank/src/squid.rs
@@ -12,6 +12,7 @@ mod squid {
 }
 
 /// Squid client structure.
+#[derive(Clone, Debug)]
 pub struct Squid {
     client: SquidClient<Channel>,
 }
diff --git a/machine_learning/setup.py b/machine_learning/setup.py
new file mode 100644
index 0000000..7a1b606
--- /dev/null
+++ b/machine_learning/setup.py
@@ -0,0 +1,7 @@
+from setuptools import setup, find_packages
+
+setup(
+    name="news",
+    version="0.1.0",
+    packages=find_packages(include=["rest", "rest.*"]),
+)