diff --git a/.github/workflows/squad-ci.yml b/.github/workflows/squad-ci.yml
index 42a433b..da18a5d 100644
--- a/.github/workflows/squad-ci.yml
+++ b/.github/workflows/squad-ci.yml
@@ -15,7 +15,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Build and test
         run: |
diff --git a/.github/workflows/squad-docs.yml b/.github/workflows/squad-docs.yml
index 2cf906c..6633dd6 100644
--- a/.github/workflows/squad-docs.yml
+++ b/.github/workflows/squad-docs.yml
@@ -16,7 +16,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Build docs
         run: |
diff --git a/.github/workflows/squad-heartbeat.yml b/.github/workflows/squad-heartbeat.yml
index 957915a..e9fbc7c 100644
--- a/.github/workflows/squad-heartbeat.yml
+++ b/.github/workflows/squad-heartbeat.yml
@@ -29,7 +29,7 @@ jobs:
   heartbeat:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Check triage script
         id: check-script
@@ -52,7 +52,7 @@ jobs:
 
       - name: Ralph — Apply triage decisions
         if: steps.check-script.outputs.has_script == 'true' && hashFiles('triage-results.json') != ''
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const fs = require('fs');
@@ -104,7 +104,7 @@ jobs:
       # Copilot auto-assign step (uses PAT if available)
       - name: Ralph — Assign @copilot issues
         if: success()
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           github-token: ${{ secrets.COPILOT_ASSIGN_TOKEN || secrets.GITHUB_TOKEN }}
           script: |
diff --git a/.github/workflows/squad-insider-release.yml b/.github/workflows/squad-insider-release.yml
index 63c6e32..248a9ee 100644
--- a/.github/workflows/squad-insider-release.yml
+++ b/.github/workflows/squad-insider-release.yml
@@ -12,7 +12,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/squad-issue-assign.yml b/.github/workflows/squad-issue-assign.yml
index ad140f4..18bc56b 100644
--- a/.github/workflows/squad-issue-assign.yml
+++ b/.github/workflows/squad-issue-assign.yml
@@ -14,10 +14,10 @@ jobs:
     if: startsWith(github.event.label.name, 'squad:')
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Identify assigned member and trigger work
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const fs = require('fs');
@@ -116,7 +116,7 @@ jobs:
       # Separate step: assign @copilot using PAT (required for coding agent)
       - name: Assign @copilot coding agent
         if: github.event.label.name == 'squad:copilot'
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           github-token: ${{ secrets.COPILOT_ASSIGN_TOKEN }}
           script: |
diff --git a/.github/workflows/squad-label-enforce.yml b/.github/workflows/squad-label-enforce.yml
index 633d220..bb123fa 100644
--- a/.github/workflows/squad-label-enforce.yml
+++ b/.github/workflows/squad-label-enforce.yml
@@ -12,10 +12,10 @@ jobs:
   enforce:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Enforce mutual exclusivity
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const issue = context.payload.issue;
diff --git a/.github/workflows/squad-preview.yml b/.github/workflows/squad-preview.yml
index 44ccdc7..6bc4368 100644
--- a/.github/workflows/squad-preview.yml
+++ b/.github/workflows/squad-preview.yml
@@ -12,7 +12,7 @@ jobs:
   validate:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Build and test
         run: |
diff --git a/.github/workflows/squad-promote.yml b/.github/workflows/squad-promote.yml
index 9d315b1..2406d51 100644
--- a/.github/workflows/squad-promote.yml
+++ b/.github/workflows/squad-promote.yml
@@ -18,7 +18,7 @@ jobs:
     name: Promote dev → preview
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ secrets.GITHUB_TOKEN }}
@@ -70,7 +70,7 @@ jobs:
     needs: dev-to-preview
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/squad-release.yml b/.github/workflows/squad-release.yml
index b5f2c62..ca51426 100644
--- a/.github/workflows/squad-release.yml
+++ b/.github/workflows/squad-release.yml
@@ -12,7 +12,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/squad-test.yml b/.github/workflows/squad-test.yml
index bca82ac..ed453f2 100644
--- a/.github/workflows/squad-test.yml
+++ b/.github/workflows/squad-test.yml
@@ -705,7 +705,7 @@ jobs:
           path: coverage-output
 
       - name: Publish to Codecov
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         if: always()
         with:
           fail_ci_if_error: false
diff --git a/.github/workflows/squad-triage.yml b/.github/workflows/squad-triage.yml
index a58be9b..2bbf638 100644
--- a/.github/workflows/squad-triage.yml
+++ b/.github/workflows/squad-triage.yml
@@ -13,10 +13,10 @@ jobs:
     if: github.event.label.name == 'squad'
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Triage issue via Lead agent
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const fs = require('fs');
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 4dc6c65..a7e2b5c 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -26,11 +26,11 @@ jobs:
       id-token: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Setup Pages
-        uses: actions/configure-pages@v5
+        uses: actions/configure-pages@v6
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           # Upload docs/blog/ only — keeps SECRETS.md and other internal docs off the web
           path: 'docs/blog'
diff --git a/.github/workflows/sync-squad-labels.yml b/.github/workflows/sync-squad-labels.yml
index fbcfd9c..abba77f 100644
--- a/.github/workflows/sync-squad-labels.yml
+++ b/.github/workflows/sync-squad-labels.yml
@@ -15,10 +15,10 @@ jobs:
   sync-labels:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Parse roster and sync labels
-        uses: actions/github-script@v7
+        uses: actions/github-script@v8
         with:
           script: |
             const fs = require('fs');