ci: add github actions to test code

.github/workflows/dart.yml

@@ -0,0 +1,47 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+
+name: Dart
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        sdk: [2.12.0, 2.19.4, stable]
+
+    steps:
+      - uses: actions/checkout@v3
+
+      # Note: This workflow uses the latest stable version of the Dart SDK.
+      # You can specify other versions if desired, see documentation here:
+      # https://github.com/dart-lang/setup-dart/blob/main/README.md
+      # - uses: dart-lang/setup-dart@v1
+      - uses: dart-lang/setup-dart@v1
+        with:
+          sdk: ${{ matrix.sdk }}
+
+      - name: Install dependencies
+        run: dart pub get
+
+      # Uncomment this step to verify the use of 'dart format' on each commit.
+      # - name: Verify formatting
+      - run: dart format --output=none --set-exit-if-changed .
+
+      # Consider passing '--fatal-infos' for slightly stricter analysis.
+      - name: Analyze project source
+        run: dart analyze --fatal-infos
+
+      # Your project will need to have tests in test/ and a dependency on
+      # package:test for this step to succeed. Note that Flutter projects will
+      # want to change this to 'flutter test'.
+      - name: Run tests
+        run: dart run coverage:test_with_coverage

.gitignore

@@ -7,3 +7,4 @@ pubspec.lock
 # Generated by dartdoc
 doc/api/
 
+coverage/

analysis_options.yaml

@@ -1,9 +1,4 @@
-include: package:pedantic/analysis_options.yaml
+include: package:lints/recommended.yaml
 linter:
   rules:
-    - prefer_equal_for_default_values
-    - prefer_generic_function_type_aliases
-    - slash_for_doc_comments
     - unawaited_futures
-    - unnecessary_const
-    - unnecessary_new

pubspec.yaml

@@ -9,4 +9,6 @@ environment:
   sdk: ">=2.12.0 <4.0.0"
 
 dev_dependencies:
-  test: ^1.21.0
+  coverage: "^1.0.0"
+  lints: ">=1.0.0"
+  test: ">=1.10.0"