chore: faster ci with conditionals (#108)

Author: zaucy

.github/workflows/mq.yml renamed to .github/workflows/main.yml

@@ -1,9 +1,10 @@
 # This file is maintained by ecsact-dev/ecsact_common
 # If changes are required please make them there
 
-name: mq
+name: main
 
 on:
+  pull_request:
   merge_group:
 
 jobs:
@@ -23,6 +24,7 @@ jobs:
         with: { clang-format-version: "18" }
 
   test-windows:
+    if: github.event_name == 'merge_group'
     runs-on: windows-latest
     steps:
       - uses: actions/cache@v4
@@ -38,6 +40,7 @@ jobs:
         working-directory: test
 
   test-linux:
+    if: github.event_name == 'merge_group'
     runs-on: ubuntu-latest
     steps:
       - uses: actions/cache@v4