ci(analyze): only run when necessary (#766)

* ci(analyser): only run on lib/`.dart` changes

* ci(analyser): runs on workflow changes

* ci(analyze): run on all dart file changes

---------

Co-authored-by: Palm <palmpasuthorn@gmail.com>

.github/workflows/analyze.yml

@@ -3,8 +3,14 @@ name: Analyze Code
 on:
   push:
     branches: [ "main", "dev" ]
+    paths: 
+      - "**.dart"
+      - ".github/workflows/analyze.yml"
   pull_request:
     branches: [ "main", "dev" ]
+    paths: 
+      - "**.dart"
+      - ".github/workflows/analyze.yml"
 
 jobs:
   build:
@@ -23,4 +29,4 @@ jobs:
       - name: Analyze code
         uses: ValentinVignal/action-dart-analyze@v0.15
         with:
-          fail-on: warning
+          fail-on: warning