diff --git a/.github/workflows/darft_release.yml b/.github/workflows/darft_release.yml
new file mode 100644
index 0000000..7431c66
--- /dev/null
+++ b/.github/workflows/darft_release.yml
@@ -0,0 +1,159 @@
+name: release
+
+on:
+  workflow_dispatch:
+
+env:
+  go_version: '1.16'
+  flutter_channel: 'stable'
+  flutter_version: '2.10.3'
+  GH_TOKEN: ${{ secrets.GH_TOKEN }}
+
+jobs:
+
+  ci-pass:
+    name: CI is green
+    runs-on: ubuntu-latest
+    needs:
+      - check_release
+      - build_release_assets
+    steps:
+      - run: exit 0
+
+  check_release:
+    name: Check release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          repository: ${{ github.event.inputs.repo }}
+          ref: 'master'
+      - name: Checkout submodules
+        run: git submodule update --init --recursive
+      - uses: actions/setup-go@v2
+        with:
+          go-version: ${{ env.go_version }}
+      - name: Check release
+        run: |
+          cd ci
+          go run ./cmd/check_release
+
+  build_release_assets:
+    needs:
+      - check_release
+    name: Build release assets
+    strategy:
+      matrix:
+        config:
+          - target: linux
+            host: ubuntu-latest
+          - target: windows
+            host: windows-latest
+          - target: macos
+            host: macos-latest
+          - target: ios
+            host: macos-latest
+          - target: android-32
+            host: ubuntu-latest
+          - target: android-arm64
+            host: ubuntu-latest
+          - target: android-x86_64
+            host: ubuntu-latest
+    runs-on: ${{ matrix.config.host }}
+
+    env:
+      TARGET: ${{ matrix.config.target }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup golang
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ env.go_version }}
+
+      - id: check_asset
+        name: Check asset
+        run: |
+          cd ci
+          go run ./cmd/check_asset
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD"
+        name: Cache Go modules
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD"
+        name: Cache Flutter dependencies
+        uses: actions/cache@v3
+        with:
+          path: /opt/hostedtoolcache/flutter
+          key: ${{ runner.OS }}-flutter-cache-${{ env.flutter_version }}-${{ env.flutter_channel }}-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: |
+            ${{ runner.OS }}-flutter-cache-${{ env.flutter_version }}-${{ env.flutter_channel }}
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD"
+        uses: subosito/flutter-action@v2.3.0
+        with:
+          channel: ${{ env.flutter_channel }}
+          flutter-version: ${{ env.flutter_version }}
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD"
+        name: Cache pub dependencies
+        uses: actions/cache@v3
+        with:
+          path: ${{ env.PUB_CACHE }}
+          key: ${{ runner.os }}-pub-${{ hashFiles('**/pubspec.lock') }}
+          restore-keys: ${{ runner.os }}-pub-
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "android-arm32" | ${{ env.TARGET }} == "android-arm64" | ${{ env.TARGET }} == "android-x86_64" )
+        name: Setup java
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'zulu'
+          java-version: 8
+          cache: 'gradle'
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "android-arm32" | ${{ env.TARGET }} == "android-arm64" | ${{ env.TARGET }} == "android-x86_64" )
+        name: Setup android tools
+        uses: maxim-lobanov/setup-android-tools@v1
+        with:
+          packages: |
+            platform-tools
+            platforms;android-32
+            build-tools;33.0.0
+            ndk;22.1.7171670
+          cache: true
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "windows" )
+        name: Setup msys2
+        uses: msys2/setup-msys2@v2
+        with:
+          install: gcc make
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "windows" )
+        name: Setup msys2
+        uses: msys2/setup-msys2@v2
+        with:
+          install: gcc make
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "windows" )
+        name: Install zip
+        uses: montudor/action-zip@v1
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "linux" )
+        name: Install appimage
+        uses: AppImageCrafters/build-appimage@master
+
+      - if: ${{steps.check_asset.outputs.*}} == "BUILD" && ( ${{ env.TARGET }} == "linux" | ${{ env.TARGET }} == "windows" ${{ env.TARGET }} == "macos" )
+        name: Install appimage
+        run: |
+          go install github.com/go-flutter-desktop/hover@latest
+
diff --git a/.gitignore b/.gitignore
index 986ab8f..68f0aa2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,5 +54,8 @@ app.*.map.json
 
 ios/build/
 
+# IDE
+*.iml
+
 # APP
 /lib/assets/version.txt
diff --git a/ci/cmd/check_asset/main.go b/ci/cmd/check_asset/main.go
new file mode 100644
index 0000000..5dd265f
--- /dev/null
+++ b/ci/cmd/check_asset/main.go
@@ -0,0 +1,95 @@
+package main
+
+import (
+	"ci/commons"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"os"
+	"strings"
+)
+
+const owner = "niuhuan"
+const repo = "pikapika"
+const ua = "niuhuan pikapika ci"
+
+func main() {
+	// get ghToken
+	ghToken := os.Getenv("GH_TOKEN")
+	if ghToken == "" {
+		println("Env ${GH_TOKEN} is not set")
+		os.Exit(1)
+	}
+	// get version
+	var version commons.Version
+	codeFile, err := ioutil.ReadFile("version.code.txt")
+	if err != nil {
+		panic(err)
+	}
+	version.Code = strings.TrimSpace(string(codeFile))
+	infoFile, err := ioutil.ReadFile("version.info.txt")
+	if err != nil {
+		panic(err)
+	}
+	version.Info = strings.TrimSpace(string(infoFile))
+	// get target
+	target := os.Getenv("TARGET")
+	if ghToken == "" {
+		println("Env ${TARGET} is not set")
+		os.Exit(1)
+	}
+	//
+	var releaseFileName string
+	switch target {
+	case "macos":
+		releaseFileName = fmt.Sprintf("pikapika-v1.4.1-android-arm32.apk")
+	case "ios":
+		releaseFileName = fmt.Sprintf("pikapika-%v-ios-nosign.ipa", version.Code)
+	case "windows":
+		releaseFileName = fmt.Sprintf("pikapika-%v-windows-x86_64.zip", version.Code)
+	case "linux":
+		releaseFileName = fmt.Sprintf("pikapika-%v-linux-x86_64.AppImage", version.Code)
+	case "android-arm32":
+		releaseFileName = fmt.Sprintf("pikapika-%v-android-arm32.apk", version.Code)
+	case "android-arm64":
+		releaseFileName = fmt.Sprintf("pikapika-%v-android-arm64.apk", version.Code)
+	case "android-x86_64":
+		releaseFileName = fmt.Sprintf("pikapika-%v-android-x86_64.apk", version.Code)
+	}
+	// get version
+	getReleaseRequest, err := http.NewRequest(
+		"GET",
+		fmt.Sprintf("https://api.github.com/repos/%v/%v/releases/tags/%v", owner, repo, version.Code),
+		nil,
+	)
+	if err != nil {
+		panic(nil)
+	}
+	getReleaseRequest.Header.Set("User-Agent", ua)
+	getReleaseRequest.Header.Set("Authorization", ghToken)
+	getReleaseResponse, err := http.DefaultClient.Do(getReleaseRequest)
+	if err != nil {
+		panic(nil)
+	}
+	defer getReleaseResponse.Body.Close()
+	if getReleaseResponse.StatusCode == 404 {
+		panic("NOT FOUND RELEASE")
+	}
+	buff, err := ioutil.ReadAll(getReleaseResponse.Body)
+	if err != nil {
+		panic(nil)
+	}
+	var release commons.Release
+	err = json.Unmarshal(buff, &releaseFileName)
+	if err != nil {
+		panic(nil)
+	}
+	for _, asset := range release.Assets {
+		if asset.Name == releaseFileName {
+			print("EXISTS")
+			os.Exit(0)
+		}
+	}
+	print("BUILD")
+}
diff --git a/ci/cmd/check_release/main.go b/ci/cmd/check_release/main.go
new file mode 100644
index 0000000..8b737c2
--- /dev/null
+++ b/ci/cmd/check_release/main.go
@@ -0,0 +1,91 @@
+package main
+
+import (
+	"bytes"
+	"ci/commons"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"os"
+	"strings"
+)
+
+const owner = "niuhuan"
+const repo = "pikapika"
+const ua = "niuhuan pikapika ci"
+const mainBranch = "master"
+
+func main() {
+	// get ghToken
+	ghToken := os.Getenv("GH_TOKEN")
+	if ghToken == "" {
+		println("Env ${GH_TOKEN} is not set")
+		os.Exit(1)
+	}
+	// get version
+	var version commons.Version
+	codeFile, err := ioutil.ReadFile("version.code.txt")
+	if err != nil {
+		panic(err)
+	}
+	version.Code = strings.TrimSpace(string(codeFile))
+	infoFile, err := ioutil.ReadFile("version.info.txt")
+	if err != nil {
+		panic(err)
+	}
+	version.Info = strings.TrimSpace(string(infoFile))
+	// get version
+	getReleaseRequest, err := http.NewRequest(
+		"GET",
+		fmt.Sprintf("https://api.github.com/repos/%v/%v/releases/tags/%v", owner, repo, version.Code),
+		nil,
+	)
+	if err != nil {
+		panic(nil)
+	}
+	getReleaseRequest.Header.Set("User-Agent", ua)
+	getReleaseRequest.Header.Set("Authorization", ghToken)
+	getReleaseResponse, err := http.DefaultClient.Do(getReleaseRequest)
+	if err != nil {
+		panic(nil)
+	}
+	defer getReleaseResponse.Body.Close()
+	if getReleaseResponse.StatusCode == 404 {
+		url := fmt.Sprintf("https://api.github.com/repos/%v/%v/releases", owner, repo)
+		body := map[string]interface{}{
+			"tag_name":         version.Code,
+			"target_commitish": mainBranch,
+			"name":             version.Code,
+			"body":             version.Info,
+			"draft":            true,
+			"prerelease":       false,
+		}
+		var buff []byte
+		buff, err = json.Marshal(&body)
+		if err != nil {
+			panic(err)
+		}
+		var createReleaseRequest *http.Request
+		createReleaseRequest, err = http.NewRequest("POST", url, bytes.NewBuffer(buff))
+		if err != nil {
+			panic(nil)
+		}
+		createReleaseRequest.Header.Set("User-Agent", ua)
+		createReleaseRequest.Header.Set("Authorization", ghToken)
+		var createReleaseResponse *http.Response
+		createReleaseResponse, err = http.DefaultClient.Do(createReleaseRequest)
+		if err != nil {
+			panic(nil)
+		}
+		defer createReleaseResponse.Body.Close()
+		if createReleaseResponse.StatusCode != 200 {
+			buff, err = ioutil.ReadAll(createReleaseResponse.Body)
+			if err != nil {
+				panic(nil)
+			}
+			println(string(buff))
+			panic("NOT 200")
+		}
+	}
+}
diff --git a/ci/commons/types.go b/ci/commons/types.go
new file mode 100644
index 0000000..ff449ea
--- /dev/null
+++ b/ci/commons/types.go
@@ -0,0 +1,82 @@
+package commons
+
+import "time"
+
+type Version struct {
+	Code string `json:"code"`
+	Info string `json:"info"`
+}
+
+type Release struct {
+	Url             string    `json:"url"`
+	HtmlUrl         string    `json:"html_url"`
+	AssetsUrl       string    `json:"assets_url"`
+	UploadUrl       string    `json:"upload_url"`
+	TarballUrl      string    `json:"tarball_url"`
+	ZipballUrl      string    `json:"zipball_url"`
+	DiscussionUrl   string    `json:"discussion_url"`
+	Id              int       `json:"id"`
+	NodeId          string    `json:"node_id"`
+	TagName         string    `json:"tag_name"`
+	TargetCommitish string    `json:"target_commitish"`
+	Name            string    `json:"name"`
+	Body            string    `json:"body"`
+	Draft           bool      `json:"draft"`
+	Prerelease      bool      `json:"prerelease"`
+	CreatedAt       time.Time `json:"created_at"`
+	PublishedAt     time.Time `json:"published_at"`
+	Author          struct {
+		Login             string `json:"login"`
+		Id                int    `json:"id"`
+		NodeId            string `json:"node_id"`
+		AvatarUrl         string `json:"avatar_url"`
+		GravatarId        string `json:"gravatar_id"`
+		Url               string `json:"url"`
+		HtmlUrl           string `json:"html_url"`
+		FollowersUrl      string `json:"followers_url"`
+		FollowingUrl      string `json:"following_url"`
+		GistsUrl          string `json:"gists_url"`
+		StarredUrl        string `json:"starred_url"`
+		SubscriptionsUrl  string `json:"subscriptions_url"`
+		OrganizationsUrl  string `json:"organizations_url"`
+		ReposUrl          string `json:"repos_url"`
+		EventsUrl         string `json:"events_url"`
+		ReceivedEventsUrl string `json:"received_events_url"`
+		Type              string `json:"type"`
+		SiteAdmin         bool   `json:"site_admin"`
+	} `json:"author"`
+	Assets []struct {
+		Url                string    `json:"url"`
+		BrowserDownloadUrl string    `json:"browser_download_url"`
+		Id                 int       `json:"id"`
+		NodeId             string    `json:"node_id"`
+		Name               string    `json:"name"`
+		Label              string    `json:"label"`
+		State              string    `json:"state"`
+		ContentType        string    `json:"content_type"`
+		Size               int       `json:"size"`
+		DownloadCount      int       `json:"download_count"`
+		CreatedAt          time.Time `json:"created_at"`
+		UpdatedAt          time.Time `json:"updated_at"`
+		Uploader           struct {
+			Login             string `json:"login"`
+			Id                int    `json:"id"`
+			NodeId            string `json:"node_id"`
+			AvatarUrl         string `json:"avatar_url"`
+			GravatarId        string `json:"gravatar_id"`
+			Url               string `json:"url"`
+			HtmlUrl           string `json:"html_url"`
+			FollowersUrl      string `json:"followers_url"`
+			FollowingUrl      string `json:"following_url"`
+			GistsUrl          string `json:"gists_url"`
+			StarredUrl        string `json:"starred_url"`
+			SubscriptionsUrl  string `json:"subscriptions_url"`
+			OrganizationsUrl  string `json:"organizations_url"`
+			ReposUrl          string `json:"repos_url"`
+			EventsUrl         string `json:"events_url"`
+			ReceivedEventsUrl string `json:"received_events_url"`
+			Type              string `json:"type"`
+			SiteAdmin         bool   `json:"site_admin"`
+		} `json:"uploader"`
+	} `json:"assets"`
+}
\ No newline at end of file
diff --git a/ci/go.mod b/ci/go.mod
new file mode 100644
index 0000000..76812f9
--- /dev/null
+++ b/ci/go.mod
@@ -0,0 +1 @@
+module "ci"
\ No newline at end of file
diff --git a/ci/version.code.txt b/ci/version.code.txt
new file mode 100644
index 0000000..87ff52e
--- /dev/null
+++ b/ci/version.code.txt
@@ -0,0 +1 @@
+v1.4.2
\ No newline at end of file
diff --git a/ci/version.info.txt b/ci/version.info.txt
new file mode 100644
index 0000000..c1852c6
--- /dev/null
+++ b/ci/version.info.txt
@@ -0,0 +1 @@
+测试RELEASE
\ No newline at end of file