diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
new file mode 100644
index 0000000..0a7dc88
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@@ -0,0 +1,33 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Environment(please complete the following information):**
+Please use `flutter doctor -v` to show your flutter environment, and add your `markdown_widget` version too
+
+**Platform**
+Does the problem appear on the **Web** or on the **Mobile**？
+
+**Source data**
+Please provide a minimal source data that can help locating the problem
\ No newline at end of file
diff --git a/.github/ISSUE_TEMPLATE/feature_request.md b/.github/ISSUE_TEMPLATE/feature_request.md
new file mode 100644
index 0000000..11fc491
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/feature_request.md
@@ -0,0 +1,20 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.
diff --git a/.github/workflows/build_releases.yml b/.github/workflows/build_releases.yml
new file mode 100644
index 0000000..e74131d
--- /dev/null
+++ b/.github/workflows/build_releases.yml
@@ -0,0 +1,105 @@
+name: Build & Deploy
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  build-and-release-linux:
+    runs-on: ubuntu-22.04
+    if: startsWith(github.ref, 'refs/tags/')
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          architecture: x64
+          flutter-version: '3.16.5'
+      - name: Install dependencies
+        run: sudo apt-get install -y clang cmake ninja-build pkg-config libgtk-3-0 libgtk-3-dev libblkid1 liblzma5
+      - name: Install project dependencies
+        run: flutter pub get
+      - name: Generate intermediates
+        run: flutter pub run build_runner build --delete-conflicting-outputs
+      - name: Enable linux build
+        run: flutter config --enable-linux-desktop
+      - name: Build artifacts
+        run: flutter build linux --release
+      - name: Archive Release
+        uses: thedoctor0/zip-release@master
+        with:
+          type: 'zip'
+          filename: markdown-${{github.ref_name}}-linux.zip
+          directory: build/linux/x64/release/bundle
+      - name: Linux Release
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.ACTION_TOKEN }}
+        with:
+          files: build/linux/x64/release/bundle/markdown-${{github.ref_name}}-linux.zip
+
+  build-and-release-windows:
+    runs-on: windows-latest
+    if: startsWith(github.ref, 'refs/tags/')
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          architecture: x64
+          flutter-version: '3.16.5'
+      - name: Install project dependencies
+        run: flutter pub get
+      - name: Generate intermediates
+        run: flutter pub run build_runner build --delete-conflicting-outputs
+      - name: Enable windows build
+        run: flutter config --enable-windows-desktop
+      - name: Build artifacts
+        run: flutter build windows --release
+      - name: Archive Release
+        uses: thedoctor0/zip-release@master
+        with:
+          type: 'zip'
+          filename: markdown-${{github.ref_name}}-windows.zip
+          directory: build/windows/runner/Release
+      - name: Windows Release
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.ACTION_TOKEN }}
+        with:
+          files: build/windows/runner/Release/markdown-${{github.ref_name}}-windows.zip
+
+  build-and-release-macos:
+    runs-on: macos-latest
+    if: startsWith(github.ref, 'refs/tags/')
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: subosito/flutter-action@v2
+        with:
+          channel: 'stable'
+          architecture: x64
+          flutter-version: '3.16.5'
+      - name: Install project dependencies
+        run: flutter pub get
+      - name: Generate intermediates
+        run: flutter pub run build_runner build --delete-conflicting-outputs
+      - name: Enable macOS build
+        run: flutter config --enable-macos-desktop
+      - name: Build artifacts
+        run: flutter build macos --release
+      - name: Archive Release
+        uses: thedoctor0/zip-release@master
+        with:
+          type: 'zip'
+          filename: markdown-${{github.ref_name}}-macos.zip
+          directory: build/macos/Build/Products/Release
+      - name: macOS Release
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.ACTION_TOKEN }}
+        with:
+          files: build/macos/Build/Products/Release/markdown-${{github.ref_name}}-macos.zip
\ No newline at end of file
diff --git a/.github/workflows/build_web.yml b/.github/workflows/build_web.yml
new file mode 100644
index 0000000..a5013dd
--- /dev/null
+++ b/.github/workflows/build_web.yml
@@ -0,0 +1,61 @@
+name: Build & Deploy Web
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Install Flutter
+        uses: subosito/flutter-action@v1
+        with:
+          channel: 'stable'
+          flutter-version: '3.16.5'
+
+
+      - name: Get dependencies
+        run: flutter pub get
+
+      - name: Test project
+        run: flutter test
+
+      - name: Build release project
+        run: flutter build web
+
+      - name: Show dir
+        run: ls
+
+      - name: Upload production-ready build files
+        uses: actions/upload-artifact@v2
+        with:
+          name: production-files
+          path: build/web
+
+  deploy:
+    name: Deploy
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Download artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: production-files
+          path: build/web
+
+      - name: Deploy to gh-pages
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.ACTION_TOKEN }}
+          publish_dir: build/web
diff --git a/.github/workflows/coverage_action.yml b/.github/workflows/coverage_action.yml
new file mode 100644
index 0000000..9f120e1
--- /dev/null
+++ b/.github/workflows/coverage_action.yml
@@ -0,0 +1,23 @@
+name: Test Coveralls
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: subosito/flutter-action@v1
+        with:
+          channel: 'stable'
+          flutter-version: '3.16.5'
+      - run: flutter pub get
+      - run: flutter packages pub run build_runner build
+      - run: flutter test --coverage ./test/
+      - uses: coverallsapp/github-action@master
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          path-to-lcov: coverage/lcov.info
\ No newline at end of file
diff --git a/README.md b/README.md
index afaf245..3f0daa7 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@
 
 Languages : [English](https://github.com/morn-fun/crayon/blob/main/README_EN.md) | [にほんご](https://github.com/morn-fun/crayon/blob/main/README_JA.md) | [한국어](https://github.com/morn-fun/crayon/blob/main/README_KO.md)
 
+[![Coverage Status](https://coveralls.io/repos/github/morn-fun/crayon/badge.svg?branch=main)](https://coveralls.io/github/morn-fun/crayon?branch=main)
+
 ![screenshot](https://github.com/asjqkkkk/asjqkkkk.github.io/assets/30992818/c952af3d-a5d6-4fa7-a625-d0ea0a0451da)
 
 ## 当前支持功能
diff --git a/README_EN.md b/README_EN.md
index 9e2abec..8a6791b 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -6,6 +6,8 @@ A rich text editor implemented based on Flutter.
 
 Languages : [中文](https://github.com/morn-fun/crayon/blob/main/README.md) | [にほんご](https://github.com/morn-fun/crayon/blob/main/README_JA.md) | [한국어](https://github.com/morn-fun/crayon/blob/main/README_KO.md)
 
+[![Coverage Status](https://coveralls.io/repos/github/morn-fun/crayon/badge.svg?branch=main)](https://coveralls.io/github/morn-fun/crayon?branch=main)
+
 ![screenshot](https://github.com/asjqkkkk/asjqkkkk.github.io/assets/30992818/c952af3d-a5d6-4fa7-a625-d0ea0a0451da)
 
 ## Current supported features
diff --git a/README_JA.md b/README_JA.md
index b42d769..8b50a6b 100644
--- a/README_JA.md
+++ b/README_JA.md
@@ -6,6 +6,8 @@ Flutterで実装されたリッチテキストエディタです。
 
 Languages : [中文](https://github.com/morn-fun/crayon/blob/main/README.md) | [English](https://github.com/morn-fun/crayon/blob/main/README_EN.md) | [한국어](https://github.com/morn-fun/crayon/blob/main/README_KO.md)
 
+[![Coverage Status](https://coveralls.io/repos/github/morn-fun/crayon/badge.svg?branch=main)](https://coveralls.io/github/morn-fun/crayon?branch=main)
+
 ![screenshot](https://github.com/asjqkkkk/asjqkkkk.github.io/assets/30992818/c952af3d-a5d6-4fa7-a625-d0ea0a0451da)
 
 ## 現在サポートされている機能
diff --git a/README_KO.md b/README_KO.md
index 51976e2..2d10b9d 100644
--- a/README_KO.md
+++ b/README_KO.md
@@ -6,6 +6,8 @@ Flutter 기반으로 구현된 리치 텍스트 편집기입니다.
 
 Languages : [中文](https://github.com/morn-fun/crayon/blob/main/README.md) | [English](https://github.com/morn-fun/crayon/blob/main/README_EN.md) | [にほんご](https://github.com/morn-fun/crayon/blob/main/README_JA.md)
 
+[![Coverage Status](https://coveralls.io/repos/github/morn-fun/crayon/badge.svg?branch=main)](https://coveralls.io/github/morn-fun/crayon?branch=main)
+
 ![screenshot](https://github.com/asjqkkkk/asjqkkkk.github.io/assets/30992818/c952af3d-a5d6-4fa7-a625-d0ea0a0451da)
 
 ## 현재 지원되는 기능
diff --git a/pubspec.lock b/pubspec.lock
index b7f9ef4..c6b4dff 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1,6 +1,30 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  _fe_analyzer_shared:
+    dependency: transitive
+    description:
+      name: _fe_analyzer_shared
+      sha256: eb376e9acf6938204f90eb3b1f00b578640d3188b4c8a8ec054f9f479af8d051
+      url: "https://pub.dev"
+    source: hosted
+    version: "64.0.0"
+  analyzer:
+    dependency: transitive
+    description:
+      name: analyzer
+      sha256: "69f54f967773f6c26c7dcb13e93d7ccee8b17a641689da39e878d5cf13b06893"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.2.0"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      sha256: "7cf60b9f0cc88203c5a190b4cd62a99feea42759a7fa695010eb5de1c0b2252a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.5.0"
   async:
     dependency: transitive
     description:
@@ -17,6 +41,70 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  build:
+    dependency: transitive
+    description:
+      name: build
+      sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.1"
+  build_config:
+    dependency: transitive
+    description:
+      name: build_config
+      sha256: bf80fcfb46a29945b423bd9aad884590fb1dc69b330a4d4700cac476af1708d1
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.1"
+  build_daemon:
+    dependency: transitive
+    description:
+      name: build_daemon
+      sha256: "0343061a33da9c5810b2d6cee51945127d8f4c060b7fbdd9d54917f0a3feaaa1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.1"
+  build_resolvers:
+    dependency: transitive
+    description:
+      name: build_resolvers
+      sha256: "339086358431fa15d7eca8b6a36e5d783728cf025e559b834f4609a1fcfb7b0a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  build_runner:
+    dependency: "direct dev"
+    description:
+      name: build_runner
+      sha256: "3ac61a79bfb6f6cc11f693591063a7f19a7af628dc52f141743edac5c16e8c22"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.9"
+  build_runner_core:
+    dependency: transitive
+    description:
+      name: build_runner_core
+      sha256: "4ae8ffe5ac758da294ecf1802f2aff01558d8b1b00616aa7538ea9a8a5d50799"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.3.0"
+  built_collection:
+    dependency: transitive
+    description:
+      name: built_collection
+      sha256: "376e3dd27b51ea877c28d525560790aee2e6fbb5f20e2f85d5081027d94e2100"
+      url: "https://pub.dev"
+    source: hosted
+    version: "5.1.1"
+  built_value:
+    dependency: transitive
+    description:
+      name: built_value
+      sha256: c7913a9737ee4007efedaffc968c049fd0f3d0e49109e778edc10de9426005cb
+      url: "https://pub.dev"
+    source: hosted
+    version: "8.9.2"
   characters:
     dependency: transitive
     description:
@@ -25,6 +113,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.0"
+  checked_yaml:
+    dependency: transitive
+    description:
+      name: checked_yaml
+      sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.3"
   clock:
     dependency: transitive
     description:
@@ -33,14 +129,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.1"
+  code_builder:
+    dependency: transitive
+    description:
+      name: code_builder
+      sha256: f692079e25e7869c14132d39f223f8eec9830eb76131925143b2129c4bb01b37
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.10.0"
   collection:
     dependency: transitive
     description:
       name: collection
-      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
+      sha256: f092b211a4319e98e5ff58223576de6c2803db36221657b46c82574721240687
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.17.2"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      sha256: "0f08b14755d163f6e2134cb58222dd25ea2a2ee8a195e53983d57c075324d592"
       url: "https://pub.dev"
     source: hosted
-    version: "1.18.0"
+    version: "3.1.1"
   crypto:
     dependency: transitive
     description:
@@ -57,6 +169,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.8"
+  dart_style:
+    dependency: transitive
+    description:
+      name: dart_style
+      sha256: "99e066ce75c89d6b29903d788a7bb9369cf754f7b24bf70bf4b6d6d6b26853b9"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.6"
   fake_async:
     dependency: transitive
     description:
@@ -65,6 +185,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.3.1"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.0"
+  fixnum:
+    dependency: transitive
+    description:
+      name: fixnum
+      sha256: "25517a4deb0c03aa0f32fd12db525856438902d9c16536311e76cdc57b31d7d1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -96,6 +232,30 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  frontend_server_client:
+    dependency: transitive
+    description:
+      name: frontend_server_client
+      sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
+  glob:
+    dependency: transitive
+    description:
+      name: glob
+      sha256: "0e7014b3b7d4dac1ca4d6114f82bf1782ee86745b9b42a92c9289c23d8a0ab63"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
+  graphs:
+    dependency: transitive
+    description:
+      name: graphs
+      sha256: aedc5a15e78fc65a6e23bcd927f24c64dd995062bcd1ca6eda65a3cff92a4d19
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.3.1"
   highlight:
     dependency: "direct main"
     description:
@@ -104,6 +264,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.7.0"
+  http_multi_server:
+    dependency: transitive
+    description:
+      name: http_multi_server
+      sha256: "97486f20f9c2f7be8f514851703d0119c3596d14ea63227af6f7a481ef2b2f8b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.1"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.2"
   intl:
     dependency: "direct main"
     description:
@@ -112,6 +288,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.18.1"
+  io:
+    dependency: transitive
+    description:
+      name: io
+      sha256: "2ec25704aba361659e10e3e5f5d672068d332fc8ac516421d483a11e5cbd061e"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      sha256: c1b2e9b5ea78c45e1a0788d29606ba27dc5f71f019f32ca5140f61ef071838cf
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.1"
+  json_annotation:
+    dependency: transitive
+    description:
+      name: json_annotation
+      sha256: "1ce844379ca14835a50d2f019a3099f419082cfdd231cd86a142af94dd5c6bb1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.9.0"
   lints:
     dependency: "direct dev"
     description:
@@ -120,6 +320,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: "623a88c9594aa774443aa3eb2d41807a48486b5613e67599fb4c41c0ad47c340"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0"
   matcher:
     dependency: transitive
     description:
@@ -140,10 +348,26 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
+      sha256: "3c74dbf8763d36539f114c799d8a2d87343b5067e9d796ca22b5eb8437090ee3"
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.9.1"
+  mime:
+    dependency: transitive
+    description:
+      name: mime
+      sha256: e4ff8e8564c03f255408decd16e7899da1733852a9110a58fe6d1b817684a63e
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      sha256: "1c5b77ccc91e4823a5af61ee74e6b972db1ef98c2ff5a18d3161c982a55448bd"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   path:
     dependency: transitive
     description:
@@ -152,6 +376,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.8.3"
+  pool:
+    dependency: transitive
+    description:
+      name: pool
+      sha256: "20fe868b6314b322ea036ba325e6fc0711a22948856475e2c2b6306e8ab39c2a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.5.1"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      sha256: "40d3ab1bbd474c4c2328c91e3a7df8c6dd629b79ece4c4bd04bee496a224fb0c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.4"
+  pubspec_parse:
+    dependency: transitive
+    description:
+      name: pubspec_parse
+      sha256: c799b721d79eb6ee6fa56f00c04b472dcd44a30d258fac2174a6ec57302678f8
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.0"
+  shelf:
+    dependency: transitive
+    description:
+      name: shelf
+      sha256: ad29c505aee705f41a4d8963641f91ac4cee3c8fad5947e033390a7bd8180fa4
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.4.1"
+  shelf_web_socket:
+    dependency: transitive
+    description:
+      name: shelf_web_socket
+      sha256: "9ca081be41c60190ebcb4766b2486a7d50261db7bd0f5d9615f2d653637a84c1"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.4"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -177,18 +441,26 @@ packages:
     dependency: transitive
     description:
       name: stack_trace
-      sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
+      sha256: c3c7d8edb15bee7f0f74debd4b9c5f3c2ea86766fe4178eb2a18eb30a0bdaed5
       url: "https://pub.dev"
     source: hosted
-    version: "1.11.1"
+    version: "1.11.0"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
-      sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
+      sha256: "83615bee9045c1d322bbbd1ba209b7a749c2cbcdcb3fdd1df8eb488b3279c1c8"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "2.1.1"
+  stream_transform:
+    dependency: transitive
+    description:
+      name: stream_transform
+      sha256: "14a00e794c7c11aa145a170587321aedce29769c08d7f58b1d141da75e3b1c6f"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.0"
   string_scanner:
     dependency: transitive
     description:
@@ -209,10 +481,18 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
+      sha256: "75760ffd7786fffdfb9597c35c5b27eaeec82be8edfb6d71d32651128ed7aab8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.6.0"
+  timing:
+    dependency: transitive
+    description:
+      name: timing
+      sha256: "70a3b636575d4163c477e6de42f247a23b315ae20e86442bebe32d3cabf61c32"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "1.0.1"
   typed_data:
     dependency: transitive
     description:
@@ -237,13 +517,37 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
+  watcher:
+    dependency: transitive
+    description:
+      name: watcher
+      sha256: "3d2ad6751b3c16cf07c7fca317a1413b3f26530319181b37e3b9039b84fc01d8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
   web:
     dependency: transitive
     description:
       name: web
-      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
+      sha256: dc8ccd225a2005c1be616fe02951e2e342092edf968cf0844220383757ef8f10
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.1.4-beta"
+  web_socket_channel:
+    dependency: transitive
+    description:
+      name: web_socket_channel
+      sha256: d88238e5eac9a42bb43ca4e721edba3c08c6354d4a53063afaa568516217621b
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.0"
+    version: "3.1.2"
 sdks:
-  dart: ">=3.2.0-194.0.dev <4.0.0"
+  dart: ">=3.1.0 <4.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 304b597..d2adf61 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -51,6 +51,7 @@ dev_dependencies:
   # rules and activating additional ones.
   flutter_lints: ^2.0.0
   lints: ^2.1.1
+  build_runner: ^2.3.3
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec