Validate links (#324)

Author: dfed

.github/workflows/ci.yml

@@ -63,7 +63,7 @@ jobs:
         run: brew outdated carthage || brew upgrade carthage
       - name: Build Framework
         run: carthage build --verbose --no-skip-current --use-xcframeworks
-  spm-14:
+  spm-16:
     name: SPM Build macOS 14
     runs-on: macOS-14
     strategy:
@@ -85,3 +85,11 @@ jobs:
         run: sudo xcode-select --switch /Applications/Xcode_16.app/Contents/Developer
       - name: Build Framework
         run: Scripts/build.swift ${{ matrix.platforms }} spm
+  readme-validation:
+    name: Check Markdown links
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v4
+      - name: Validate Markdown
+        uses: gaurav-nelson/github-action-markdown-link-check@v1