github: implement path filtering to run actions only when required (#760)

.github/workflows/branch_deploy.yml

@@ -2,6 +2,14 @@ on:
   push:
     branches-ignore:
       - master
+    paths:
+      - '.github/**'
+      - 'app/**'
+      - 'gradle/**'
+      - '*.properties'
+      - '*.gradle'
+      - 'gradlew'
+      - 'gradlew.bat'
 
 name: Build debug
 jobs:

.github/workflows/pull_request.yml

@@ -1,4 +1,13 @@
-on: pull_request
+on:
+  pull_request:
+    paths:
+      - '.github/**'
+      - 'app/**'
+      - 'gradle/**'
+      - '*.properties'
+      - '*.gradle'
+      - 'gradlew'
+      - 'gradlew.bat'
 
 name: Check pull request
 jobs:

.github/workflows/validate_wrapper.yml

@@ -1,5 +1,11 @@
 name: "Validate Gradle Wrapper"
-on: pull_request
+on:
+  pull_request:
+    paths:
+      - '.github/**'
+      - 'gradle/**'
+      - 'gradlew'
+      - 'gradlew.bat'
 
 jobs:
   validation: