Watch for changes in the workflow itself

And also install flutter

.github/workflows/mobile-lint.yml

@@ -3,9 +3,11 @@ name: "Lint (mobile)"
 on:
     # Run on every push (this also covers pull requests)
     push:
-        # But only if something changes inside mobile
         paths:
+            # - But only if something changes inside mobile
             - "mobile/**"
+            # - Or if the there is some change in GitHub workflows themselves
+            - ".github/workflows/**"
 
 jobs:
     lint:
@@ -14,9 +16,16 @@ jobs:
             run:
                 working-directory: mobile
         steps:
+            # Install Flutter
+            - uses: subosito/flutter-action@v2
+              with:
+                  channel: "stable"
+                  flutter-version: "3.13.4"
+            # Checkout our code, including submodules
             - uses: actions/checkout@v4
               with:
                   submodules: recursive
+            # Install dependencies
             - run: flutter pub get
+            # Lint
             - run: flutter analyze --no-fatal-infos
-            - run: flutter test

.github/workflows/web-lint.yml

@@ -3,9 +3,11 @@ name: "Lint (web)"
 on:
     # Run on every push (this also covers pull requests)
     push:
-        # But only if something changes inside web
         paths:
+            # - But only if something changes inside web
             - "web/**"
+            # - Or if the there is some change in GitHub workflows themselves
+            - ".github/workflows/**"
 
 jobs:
     lint: