diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..26d3352
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
diff --git a/.idea/Open-IM-SDK-Flutter.iml b/.idea/Open-IM-SDK-Flutter.iml
new file mode 100644
index 0000000..55d90fc
--- /dev/null
+++ b/.idea/Open-IM-SDK-Flutter.iml
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.dart_tool" />
+      <excludeFolder url="file://$MODULE_DIR$/.pub" />
+      <excludeFolder url="file://$MODULE_DIR$/build" />
+      <excludeFolder url="file://$MODULE_DIR$/example/.dart_tool" />
+      <excludeFolder url="file://$MODULE_DIR$/example/.pub" />
+      <excludeFolder url="file://$MODULE_DIR$/example/build" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Dart SDK" level="project" />
+    <orderEntry type="library" name="Flutter Plugins" level="project" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/libraries/Dart_SDK.xml b/.idea/libraries/Dart_SDK.xml
new file mode 100644
index 0000000..a54d004
--- /dev/null
+++ b/.idea/libraries/Dart_SDK.xml
@@ -0,0 +1,28 @@
+<component name="libraryTable">
+  <library name="Dart SDK">
+    <CLASSES>
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/async" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/cli" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/collection" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/convert" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/core" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/developer" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/ffi" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/html" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/indexed_db" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/io" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/isolate" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/js" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/js_util" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/math" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/mirrors" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/svg" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/typed_data" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/web_audio" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/web_gl" />
+      <root url="file://$USER_HOME$/Development/flutter/bin/cache/dart-sdk/lib/web_sql" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/libraries/Flutter_Plugins.xml b/.idea/libraries/Flutter_Plugins.xml
new file mode 100644
index 0000000..53449da
--- /dev/null
+++ b/.idea/libraries/Flutter_Plugins.xml
@@ -0,0 +1,9 @@
+<component name="libraryTable">
+  <library name="Flutter Plugins" type="FlutterPluginsLibraryType">
+    <CLASSES>
+      <root url="file://$PROJECT_DIR$" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..f8c5fc9
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="FrameworkDetectionExcludesConfiguration">
+    <type id="android" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..4652e3f
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/Open-IM-SDK-Flutter.iml" filepath="$PROJECT_DIR$/.idea/Open-IM-SDK-Flutter.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
new file mode 100644
index 0000000..797acea
--- /dev/null
+++ b/.idea/runConfigurations.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="com.android.tools.idea.compose.preview.runconfiguration.ComposePreviewRunConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/build/test_cache/build/c075001b96339384a97db4862b8ab8db.cache.dill.track.dill b/build/test_cache/build/c075001b96339384a97db4862b8ab8db.cache.dill.track.dill
deleted file mode 100644
index cb72e47..0000000
Binary files a/build/test_cache/build/c075001b96339384a97db4862b8ab8db.cache.dill.track.dill and /dev/null differ