add build_directory.yml workflow

.github/workflows/build_directory.yml

@@ -0,0 +1,24 @@
+name: Build DIRECTORY.md
+on: [push, pull_request]
+
+jobs:
+  main:
+    name: Update DIRECTORY.md
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@main
+      - name: Setup Git
+        run: |
+          git config --global user.name "$GITHUB_ACTOR"
+          git config --global user.email "[email protected]"
+          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/$GITHUB_REPOSITORY
+      - name: Update DIRECTORY.md file
+        run: |
+          wget https://raw.githubusercontent.com/TheAlgorithms/scripts/main/build_directory_md.py
+          python3 build_directory_md.py Zig . .zig build.zig > DIRECTORY.md
+      - name: Commit changes
+        run: |
+          git diff
+          git commit -m "Update DIRECTORY.md" DIRECTORY.md || true
+          git push --force origin HEAD:$GITHUB_REF || true
+

README.md

@@ -27,6 +27,7 @@
 
  #### Project
 
+ * [Algorithms](DIRECTORY.md)
  * [Contributing](CONTRIBUTING.md)
  * [Code of Conduct](CODE_OF_CONDUCT.md)