Update CI workflows

Author: oalders

.github/dependabot.yml

@@ -0,0 +1,8 @@
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every week
+      interval: "weekly"

.github/workflows/linux.yml

@@ -2,17 +2,18 @@ name: linux
 on:
   push:
     branches:
-      - '*'
+      - 'master'
     tags-ignore:
       - '*'
   pull_request:
 jobs:
   perl:
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: true
       matrix:
         perl-version:
-          - '5.36'
+          - '5.38'
           # - '5.34'
           # - '5.32'
           # - '5.30'

.github/workflows/macos.yml

@@ -2,17 +2,18 @@ name: macos
 on:
   push:
     branches:
-      - '*'
+      - 'master'
     tags-ignore:
       - '*'
   pull_request:
 jobs:
   perl:
-    runs-on: macOS-latest
+    runs-on: macos-latest
     strategy:
+      fail-fast: true
       matrix:
         perl-version:
-          - '5.36'
+          - '5.38'
           # - '5.34'
           # - '5.32'
           # - '5.30'

.github/workflows/windows.yml

@@ -2,7 +2,7 @@ name: windows
 on:
   push:
     branches:
-      - '*'
+      - 'master'
     tags-ignore:
       - '*'
   pull_request: