tools/github actions: separate workflows for pull requests and build from each commit on master

.github/workflows/build.yml

@@ -1,8 +1,6 @@
 on:
   push:
     branches: [ master ]
-  pull_request:
-    branches: [ master ]
   workflow_dispatch:
 
 concurrency:
@@ -16,4 +14,3 @@ jobs:
       - uses: actions/checkout@v3
       - run: make awesome_lint
       - run: make export
-      - run: make url_check

.github/workflows/daily-update-metadata.yml

@@ -16,8 +16,6 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - run: make update_metadata
-      - run: make awesome_lint
-      - run: make export
       - name: commit and push changes
         run: |
           git config user.name awesome-selfhosted-bot

.github/workflows/pull-request.yml

@@ -0,0 +1,15 @@
+on:
+  pull_request:
+    branches: [ master ]
+
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - run: make awesome_lint
+      - run: make export