refactor: extract htmlproofer into bin/check, use in both workflows

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: cb341

.github/workflows/ci.yml

@@ -19,9 +19,4 @@ jobs:
           node-version: "lts/*"
       - run: npm install -g prettier
       - run: bin/build
-      - run: |
-          # linkedin.com, amd.com, seagate.com, corsair.com, reddit.com: bot-blocking (links are valid, fail without browser UA)
-          # TODO: remove /cb341\.dev\/blog\/tags/ once deployed
-          bundle exec htmlproofer _site \
-            --ignore-urls "/linkedin\.com/,/amd\.com/,/seagate\.com/,/corsair\.com/,/reddit\.com/,/cb341\.dev\/blog\/tags/" \
-            --ignore-status-codes "429,999"
+      - run: bin/check

.github/workflows/deploy.yml

@@ -31,11 +31,7 @@ jobs:
           node-version: "lts/*"
       - run: npm install -g prettier
       - run: bin/build
-      - run: |
-          # linkedin.com, amd.com, seagate.com, corsair.com, reddit.com: bot-blocking (links are valid, fail without browser UA)
-          bundle exec htmlproofer _site \
-            --ignore-urls "/linkedin\.com/,/amd\.com/,/seagate\.com/,/corsair\.com/,/reddit\.com/,/cb341\.dev\/blog\/tags/" \
-            --ignore-status-codes "429,999"
+      - run: bin/check
       - uses: actions/configure-pages@v5
       - uses: actions/upload-pages-artifact@v3
         with:

bin/check

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -e
+
+# linkedin.com, amd.com, seagate.com, corsair.com, reddit.com: bot-blocking (links are valid, fail without browser UA)
+# TODO: remove /cb341\.dev\/blog\/tags/ once deployed
+bundle exec htmlproofer _site \
+  --ignore-urls "/linkedin\.com/,/amd\.com/,/seagate\.com/,/corsair\.com/,/reddit\.com/,/cb341\.dev\/blog\/tags/" \
+  --ignore-status-codes "429,999"