fix: Run ci on pull request to resolve small error

Author: alt-art

.github/workflows/ci.yml

@@ -1,6 +1,6 @@
 name: CI
 
-on: push
+on: [pull_request, push]
 
 env:
   CARGO_TERM_COLOR: always
@@ -21,4 +21,4 @@ jobs:
       - name: Run cargo fmt
         run: cargo fmt --all -- --check
       - name: Run tests
-        run: cargo test --verbose
+        run: cargo test --verbose