diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index a58d761..ec88441 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bookworm-slim as builder
+FROM debian:bookworm-slim AS builder
 
 WORKDIR /opt
 
@@ -26,7 +26,7 @@ COPY --from=builder /opt/rye /opt/rye
 
 ENV RYE_HOME="/opt/rye"
 ENV PATH="$RYE_HOME/shims:$PATH"
-ENV PYTHONUNBUFFERED True
+ENV PYTHONUNBUFFERED=True
 
 RUN rye config --set-bool behavior.global-python=true && \
     rye config --set-bool behavior.use-uv=true
diff --git a/.github/actions/setup-python-with-rye/action.yml b/.github/actions/setup-python-with-rye/action.yml
new file mode 100644
index 0000000..840d338
--- /dev/null
+++ b/.github/actions/setup-python-with-rye/action.yml
@@ -0,0 +1,35 @@
+name: Install Python with Rye
+
+inputs:
+  python-version:
+    description: Python version
+    required: true
+  rye-version:
+    description: Rye version
+    required: false
+    default: "latest"
+
+runs:
+  using: composite
+  steps:
+      - name: Install Rye
+        uses: eifinger/setup-rye@v3
+        with:
+          enable-cache: true
+          version: ${{ inputs.rye-version }}
+
+      - name: Set Rye Config
+        run: |
+          rye config --set-bool behavior.global-python=true
+          rye config --set-bool behavior.use-uv=true
+        shell: bash
+
+      - name: Set up Python ${{ inputs.python-version }}
+        run: |
+          export PYTHONUNBUFFERED=True
+          rye pin ${{ inputs.python-version }}
+        shell: bash
+
+      - name: Install Dependencies
+        run: rye sync
+        shell: bash
diff --git a/.github/workflows/ruff.yml b/.github/workflows/ruff.yml
index b37463c..316e66e 100644
--- a/.github/workflows/ruff.yml
+++ b/.github/workflows/ruff.yml
@@ -18,21 +18,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Install Rye
-        uses: eifinger/setup-rye@v3
+      - name: Setup Python ${{ matrix.python-version }} with Rye
+        uses: ./.github/actions/setup-python-with-rye
         with:
-          enable-cache: true
-
-      - name: Set Rye Config
-        run: |
-          rye config --set-bool behavior.global-python=true
-          rye config --set-bool behavior.use-uv=true
-
-      - name: Set up Python ${{ matrix.python-version }}
-        run: |
-          export PYTHONUNBUFFERED=1
-          rye pin ${{ matrix.python-version }}
-          rye sync
+          python-version: ${{ matrix.python-version }}
 
       - name: Lint
         run: rye run ruff check --output-format=github .
@@ -48,21 +37,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Install Rye
-        uses: eifinger/setup-rye@v3
+      - name: Setup Python ${{ matrix.python-version }} with Rye
+        uses: ./.github/actions/setup-python-with-rye
         with:
-          enable-cache: true
-
-      - name: Set Rye Config
-        run: |
-          rye config --set-bool behavior.global-python=true
-          rye config --set-bool behavior.use-uv=true
-
-      - name: Set up Python ${{ matrix.python-version }}
-        run: |
-          export PYTHONUNBUFFERED=1
-          rye pin ${{ matrix.python-version }}
-          rye sync
+          python-version: ${{ matrix.python-version }}
 
       - name: Format
         run: rye run ruff format . --check --diff
diff --git a/Dockerfile b/Dockerfile
index 47c4c75..a548c22 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG VARIANT=3.12
-FROM python:${VARIANT} as builder
+FROM python:${VARIANT} AS builder
 
-ENV PYTHONDONTWRITEBYTECODE True
+ENV PYTHONDONTWRITEBYTECODE=True
 
 WORKDIR /opt
 COPY pyproject.toml requirements.lock ./
@@ -14,6 +14,6 @@ RUN pip install --upgrade pip && \
 FROM python:${VARIANT}-slim
 COPY --from=builder /usr/local/lib/python*/site-packages /usr/local/lib/python*/site-packages
 
-ENV PYTHONUNBUFFERED True
+ENV PYTHONUNBUFFERED=True
 
 WORKDIR /