diff --git a/.github/actions/install-deps/action.yml b/.github/actions/install-deps/action.yml
index fadc7f4a..34aafc55 100644
--- a/.github/actions/install-deps/action.yml
+++ b/.github/actions/install-deps/action.yml
@@ -16,6 +16,10 @@ inputs:
 runs:
   using: composite
   steps:
+    - name: Create virtual environment
+      shell: bash
+      run: uv venv
+
     - name: Install dependencies (options=[${{ inputs.options }}], groups=[${{ inputs.groups }}])
       shell: bash
       run: |
diff --git a/.github/workflows/build-deploy-docs.yml b/.github/workflows/build-deploy-docs.yml
index 337b143b..e08de9ff 100644
--- a/.github/workflows/build-deploy-docs.yml
+++ b/.github/workflows/build-deploy-docs.yml
@@ -18,10 +18,10 @@ jobs:
       contents: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: '3.14'
 
diff --git a/.github/workflows/check-todos.yml b/.github/workflows/check-todos.yml
index 9916f0b7..6aa4cfb6 100644
--- a/.github/workflows/check-todos.yml
+++ b/.github/workflows/check-todos.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Scan for TODO strings
         run: |
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index 9471a059..50f44994 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -26,7 +26,7 @@ jobs:
       actions: read # Required for Claude to read CI results on PRs
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 02cc877d..919c259e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,10 +14,10 @@ jobs:
       id-token: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: '3.14'
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 84b562d9..129cea7a 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -35,10 +35,10 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: ${{ matrix.python-version || '3.14' }}
 
@@ -62,10 +62,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: '3.14'
 
@@ -82,10 +82,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
         with:
           python-version: '3.14'