diff --git a/.flutter/.gitignore b/.flutter/.gitignore
deleted file mode 100644
index 5a43536..0000000
--- a/.flutter/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-sdk
diff --git a/.flutter/README.md b/.flutter/README.md
deleted file mode 100644
index 0e9c5c6..0000000
--- a/.flutter/README.md
+++ /dev/null
@@ -1,8 +0,0 @@
-The Flutter SDK version of this project is maintained by [fvm-sh/fvm](https://github.com/fvm-sh/fvm).
-
-Current used version is recorded in file [version](./version)
-
-Cooperators could install [fvm-sh/fvm](https://github.com/fvm-sh/fvm) and run following script for this project:
-```bash
-fvm use `cat .flutter/version`
-```
diff --git a/.flutter/version b/.flutter/version
deleted file mode 100644
index 5f6fc5e..0000000
--- a/.flutter/version
+++ /dev/null
@@ -1 +0,0 @@
-3.3.10
diff --git a/.vscode/settings.json b/.vscode/settings.json
deleted file mode 100644
index 4182f2c..0000000
--- a/.vscode/settings.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "dart.runPubGetOnPubspecChanges": "never",
-  "dart.flutterSdkPath": ".flutter/sdk"
-}
\ No newline at end of file