build: add release pipeline

.github/workflows/build.yml

@@ -3,6 +3,8 @@ name: Build
 on:
   push:
     branches: [master]
+    tags:
+      - "v*"
   pull_request:
     branches: [master]
 
@@ -13,15 +15,18 @@ jobs:
   check-links:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Markup Link Checker (mlc)
-        uses: becheran/mlc@v0.16.0
+        uses: becheran/mlc@v0.16.3
 
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Build
         run: cargo build --verbose
       - name: Run tests
         run: cargo test --verbose
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')