Add deno publish --dry-run job

Author: effigies

.github/workflows/deno_tests.yml

@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           submodules: true
-      - uses: denoland/setup-deno@v1
+      - uses: denoland/setup-deno@v2
         with:
           deno-version: v2.x
       - name: Set permissions with network access
@@ -69,6 +69,15 @@ jobs:
         with:
           files: coverage.lcov
 
+  publish-dry-run:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
+      - run: deno publish --dry-run
+
   deploy:
     needs: [build]
     runs-on: ubuntu-latest