diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..fd46f9e
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,132 @@
+#
+# CI — Tests & Checks
+#
+# Runs on every push and every PR.
+# - Lint (cargo clippy + rustfmt)
+# - Rust unit tests (cargo test)
+# - Python integration tests (pytest)
+# - Build check (maturin build)
+#
+
+name: CI
+
+on:
+  push:
+    branches: ["master", "main"]
+  pull_request:
+    branches: ["master", "main"]
+
+env:
+  CARGO_TERM_COLOR: always
+  RUST_BACKTRACE: 1
+
+jobs:
+  # Rust lint + fmt
+  rust-lint:
+    name: Rust Lint & Fmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy, rustfmt
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Check formatting
+        run: cargo fmt --all -- --check
+
+      - name: Clippy (warnings as errors)
+        run: cargo clippy --all-targets --all-features -- -D warnings
+
+  # Rust unit tests
+  rust-tests:
+    name: Rust Tests
+    runs-on: ubuntu-latest
+    needs: rust-lint
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Run Rust tests
+        run: cargo test --all-features
+
+  # Python integration tests  
+  python-tests:
+    name: Python Tests (Python ${{ matrix.python }})
+    runs-on: ubuntu-latest
+    needs: rust-lint
+    strategy:
+      fail-fast: false
+      matrix:
+        python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          enable-cache: true
+
+      - name: Set up Python ${{ matrix.python }}
+        run: uv python install ${{ matrix.python }}
+
+      - name: Install dependencies
+        run: uv sync --all-extras --dev
+
+      - name: Build and install Ryx
+        run: uv run maturin develop --release
+
+      - name: Run pytest
+        run: uv run pytest tests/ -v --tb=short
+
+      - name: Run examples smoke test
+        run: |
+          for f in examples/*.py; do
+            echo "Running $f ..."
+            uv run python "$f"
+          done
+
+  # Maturin build check
+  build-check:
+    name: Build Check (wheel)
+    runs-on: ubuntu-latest
+    needs: [rust-tests, python-tests]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Build wheel
+        uses: PyO3/maturin-action@v1
+        with:
+          command: build
+          args: --release --out dist
+          manylinux: auto
+
+      - name: Upload wheel artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-linux
+          path: dist/
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
new file mode 100644
index 0000000..7ff1961
--- /dev/null
+++ b/.github/workflows/docs.yml
@@ -0,0 +1,68 @@
+#
+# Docs — Build & Deploy Docusaurus
+#
+# Builds the Docusaurus documentation and deploys to GitHub Pages.
+# Triggers on pushes to the docs/ directory or the master branch.
+# Also available as a manual dispatch.
+#
+
+name: Docs
+
+on:
+  push:
+    branches: ["master", "main"]
+    paths:
+      - "docs/**"
+      - ".github/workflows/docs.yml"
+  workflow_dispatch:
+
+# Grant GITHUB_TOKEN permission to deploy to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Only one deployment at a time; auto-cancel in-progress runs
+concurrency:
+  group: pages
+  cancel-in-progress: true
+
+jobs:
+  build:
+    name: Build Docusaurus Docs
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: npm
+          cache-dependency-path: docs/package-lock.json
+
+      - name: Install dependencies
+        working-directory: docs
+        run: npm ci
+
+      - name: Build docs
+        working-directory: docs
+        run: npm run build
+
+      - name: Upload build artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: docs/build
+
+  deploy:
+    name: Deploy to GitHub Pages
+    runs-on: ubuntu-latest
+    needs: build
+    if: github.event_name != 'pull_request'
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..e8949fa
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,165 @@
+#
+# Release — Build Wheels & Publish to PyPI
+#
+# Triggered automatically when a Git tag is pushed (e.g. v0.1.0).
+# Builds wheels for all major platforms via Maturin's manylinux Docker images
+# and native macOS/Windows runners, then publishes to PyPI.
+#
+# Tag format: v*  (e.g. v0.1.0, v1.0.0, v0.2.0-beta.1)
+#
+
+name: Release
+
+on:
+  push:
+    tags:
+      - "v*"
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  # Build wheels for all platforms
+  build-wheels:
+    name: Build Wheels — ${{ matrix.os }} (${{ matrix.target }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # Linux (manylinux) — x86_64
+          - os: ubuntu-latest
+            target: x86_64-unknown-linux-gnu
+            manylinux: auto
+          # Linux (manylinux) — aarch64
+          - os: ubuntu-latest
+            target: aarch64-unknown-linux-gnu
+            manylinux: auto
+          # macOS — x86_64 (Intel)
+          - os: macos-13
+            target: x86_64-apple-darwin
+            manylinux: auto
+          # macOS — aarch64 (Apple Silicon)
+          - os: macos-latest
+            target: aarch64-apple-darwin
+            manylinux: auto
+          # Windows — x86_64
+          - os: windows-latest
+            target: x86_64-pc-windows-msvc
+            manylinux: auto
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: ${{ matrix.target }}
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.target }}
+          args: --release --out dist --interpreter 3.10 3.11 3.12 3.13 3.14
+          manylinux: ${{ matrix.manylinux }}
+          rust-toolchain: stable
+
+      - name: Upload wheel artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: wheels-${{ matrix.os }}-${{ matrix.target }}
+          path: dist/
+
+  # Build source distribution
+  build-sdist:
+    name: Build Source Distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust dependencies
+        uses: Swatinem/rust-cache@v2
+
+      - name: Build sdist
+        uses: PyO3/maturin-action@v1
+        with:
+          command: sdist
+          args: --out dist
+
+      - name: Upload sdist artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: sdist
+          path: dist/
+
+  #  Create GitHub Release
+  github-release:
+    name: Create GitHub Release
+    runs-on: ubuntu-latest
+    needs: [build-wheels, build-sdist]
+    if: startsWith(github.ref, 'refs/tags/')
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: dist/
+          pattern: wheels-*
+          merge-multiple: true
+
+      - name: Download sdist
+        uses: actions/download-artifact@v4
+        with:
+          name: sdist
+          path: dist/
+
+      - name: Create GitHub Release
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          TAG_NAME="${GITHUB_REF#refs/tags/}"
+          gh release create "$TAG_NAME" dist/* \
+            --title "Ryx $TAG_NAME" \
+            --generate-notes \
+            --draft
+
+  #  Publish to PyPI
+  publish-pypi:
+    name: Publish to PyPI
+    runs-on: ubuntu-latest
+    needs: [build-wheels, build-sdist]
+    if: startsWith(github.ref, 'refs/tags/')
+    environment:
+      name: pypi
+      url: https://pypi.org/p/ryx
+    permissions:
+      id-token: write  # OIDC token for trusted publishing
+    steps:
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: dist/
+          pattern: wheels-*
+          merge-multiple: true
+
+      - name: Download sdist
+        uses: actions/download-artifact@v4
+        with:
+          name: sdist
+          path: dist/
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          packages-dir: dist/
+          skip-existing: true