chore(deps): bump actions/checkout from 5 to 6

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
     name: Code Quality
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -38,7 +38,7 @@ jobs:
       matrix:
         python-version: ["3.12", "3.13", "3.14"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
@@ -72,7 +72,7 @@ jobs:
       matrix:
         project-type: [saas, api, web-app, internal-tool]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -118,7 +118,7 @@ jobs:
     name: Validate YAML Files
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -138,7 +138,7 @@ jobs:
     name: Security Checks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -166,7 +166,7 @@ jobs:
     name: Documentation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0  # Need full history for git-revision-date plugin
 

.github/workflows/pr-validation.yml

@@ -9,7 +9,7 @@ jobs:
     name: Validate Pull Request
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Check PR title follows conventional commits
         uses: amannn/action-semantic-pull-request@v6
@@ -83,7 +83,7 @@ jobs:
           - use_stripe: advanced
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -119,7 +119,7 @@ jobs:
     name: Check Template Size
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Calculate template size
         run: |

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
     name: Create Release
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/scheduled.yml

@@ -18,7 +18,7 @@ jobs:
         database: [postgresql, sqlite-dev-postgres-prod]
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
@@ -48,7 +48,7 @@ jobs:
     name: Check Dependency Updates
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6
@@ -71,7 +71,7 @@ jobs:
     name: Check Documentation Links
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Check links in README
         uses: gaurav-nelson/github-action-markdown-link-check@v1
@@ -84,7 +84,7 @@ jobs:
     name: Template Consistency Check
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Check for TODO/FIXME comments
         run: |
@@ -124,7 +124,7 @@ jobs:
     name: Template Generation Performance
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6