diff --git a/.idea/misc.xml b/.idea/misc.xml
deleted file mode 100644
index 639900d..0000000
--- a/.idea/misc.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectRootManager">
-    <output url="file://$PROJECT_DIR$/out" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index d1ea06c..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/Notes_master_demo.iml" filepath="$PROJECT_DIR$/Notes_master_demo.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 35eb1dd..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?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/.idea/workspace.xml b/.idea/workspace.xml
deleted file mode 100644
index ffacffe..0000000
--- a/.idea/workspace.xml
+++ /dev/null
@@ -1,50 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="AutoImportSettings">
-    <option name="autoReloadType" value="NONE" />
-  </component>
-  <component name="ChangeListManager">
-    <list default="true" id="fba44231-e529-4bc0-b6ab-302375490dbc" name="Changes" comment="">
-      <change beforePath="$PROJECT_DIR$/Notes-master/.vs/Notes-master/FileContentIndex/0ef73397-f7c6-499d-8d88-41e95466b249.vsidx" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/Notes-master/.vs/Notes-master/v17/.wsuo" beforeDir="false" afterPath="$PROJECT_DIR$/Notes-master/.vs/Notes-master/v17/.wsuo" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Notes-master/.vs/Notes-master/v17/DocumentLayout.json" beforeDir="false" afterPath="$PROJECT_DIR$/Notes-master/.vs/Notes-master/v17/DocumentLayout.json" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Notes-master/.vs/VSWorkspaceState.json" beforeDir="false" afterPath="$PROJECT_DIR$/Notes-master/.vs/VSWorkspaceState.json" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Notes-master/.vs/slnx.sqlite" beforeDir="false" afterPath="$PROJECT_DIR$/Notes-master/.vs/slnx.sqlite" afterDir="false" />
-    </list>
-    <option name="SHOW_DIALOG" value="false" />
-    <option name="HIGHLIGHT_CONFLICTS" value="true" />
-    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
-    <option name="LAST_RESOLUTION" value="IGNORE" />
-  </component>
-  <component name="Git.Settings">
-    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
-  </component>
-  <component name="MarkdownSettingsMigration">
-    <option name="stateVersion" value="1" />
-  </component>
-  <component name="ProjectId" id="2useVI03cVrzCD1hHsFjmvAg5IL" />
-  <component name="ProjectViewState">
-    <option name="hideEmptyMiddlePackages" value="true" />
-    <option name="showLibraryContents" value="true" />
-  </component>
-  <component name="PropertiesComponent"><![CDATA[{
-  "keyToString": {
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
-    "RunOnceActivity.ShowReadmeOnStart": "true",
-    "RunOnceActivity.cidr.known.project.marker": "true",
-    "cidr.known.project.marker": "true",
-    "last_opened_file_path": "E:/software_develop/Notes_master_demo/Notes-master"
-  }
-}]]></component>
-  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
-  <component name="TaskManager">
-    <task active="true" id="Default" summary="Default task">
-      <changelist id="fba44231-e529-4bc0-b6ab-302375490dbc" name="Changes" comment="" />
-      <created>1743041730810</created>
-      <option name="number" value="Default" />
-      <option name="presentableId" value="Default" />
-      <updated>1743041730810</updated>
-    </task>
-    <servers />
-  </component>
-</project>
\ No newline at end of file
diff --git a/Notes-master/.idea/deploymentTargetSelector.xml b/Notes-master/.idea/deploymentTargetSelector.xml
deleted file mode 100644
index 996f6be..0000000
--- a/Notes-master/.idea/deploymentTargetSelector.xml
+++ /dev/null
@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="deploymentTargetSelector">
-    <selectionStates>
-      <SelectionState runConfigName="Notes-master">
-        <option name="selectionMode" value="DROPDOWN" />
-      </SelectionState>
-    </selectionStates>
-  </component>
-</project>
\ No newline at end of file
diff --git a/Notes-master/.idea/vcs.xml b/Notes-master/.idea/vcs.xml
deleted file mode 100644
index 6c0b863..0000000
--- a/Notes-master/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/Notes-master/.idea/workspace.xml b/Notes-master/.idea/workspace.xml
deleted file mode 100644
index 11fc2a2..0000000
--- a/Notes-master/.idea/workspace.xml
+++ /dev/null
@@ -1,139 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="AndroidLayouts">
-    <shared>
-      <config />
-    </shared>
-  </component>
-  <component name="AutoImportSettings">
-    <option name="autoReloadType" value="NONE" />
-  </component>
-  <component name="ChangeListManager">
-    <list default="true" id="64785831-c46a-487b-8597-f15842d7c0c9" name="Changes" comment="" />
-    <option name="SHOW_DIALOG" value="false" />
-    <option name="HIGHLIGHT_CONFLICTS" value="true" />
-    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
-    <option name="LAST_RESOLUTION" value="IGNORE" />
-  </component>
-  <component name="ClangdSettings">
-    <option name="formatViaClangd" value="false" />
-  </component>
-  <component name="ExecutionTargetManager" SELECTED_TARGET="device_and_snapshot_combo_box_target[]" />
-  <component name="Git.Settings">
-    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$/.." />
-  </component>
-  <component name="MarkdownSettingsMigration">
-    <option name="stateVersion" value="1" />
-  </component>
-  <component name="ProblemsViewState">
-    <option name="selectedTabId" value="CurrentFile" />
-  </component>
-  <component name="ProjectColorInfo">{
-  &quot;associatedIndex&quot;: 1
-}</component>
-  <component name="ProjectId" id="2urRenYr5NVnUPsKeOhl7P8z8oG" />
-  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
-  <component name="ProjectViewState">
-    <option name="hideEmptyMiddlePackages" value="true" />
-    <option name="showLibraryContents" value="true" />
-  </component>
-  <component name="PropertiesComponent"><![CDATA[{
-  "keyToString": {
-    "RunOnceActivity.OpenProjectViewOnStart": "true",
-    "RunOnceActivity.ShowReadmeOnStart": "true",
-    "RunOnceActivity.cidr.known.project.marker": "true",
-    "RunOnceActivity.git.unshallow": "true",
-    "RunOnceActivity.readMode.enableVisualFormatting": "true",
-    "cf.first.check.clang-format": "false",
-    "cidr.known.project.marker": "true",
-    "git-widget-placeholder": "main",
-    "ignore.virus.scanning.warn.message": "true",
-    "kotlin-language-version-configured": "true",
-    "last_opened_file_path": "E:/software_develop/Notes_master_demo/src/Notes-master",
-    "settings.editor.selected.configurable": "http.proxy"
-  }
-}]]></component>
-  <component name="RunManager">
-    <configuration name="Notes-master" type="AndroidRunConfigurationType" factoryName="Android App">
-      <module name="Notes-master" />
-      <option name="ANDROID_RUN_CONFIGURATION_SCHEMA_VERSION" value="1" />
-      <option name="DEPLOY" value="true" />
-      <option name="DEPLOY_APK_FROM_BUNDLE" value="false" />
-      <option name="DEPLOY_AS_INSTANT" value="false" />
-      <option name="ARTIFACT_NAME" value="" />
-      <option name="PM_INSTALL_OPTIONS" value="" />
-      <option name="ALL_USERS" value="false" />
-      <option name="ALWAYS_INSTALL_WITH_PM" value="false" />
-      <option name="ALLOW_ASSUME_VERIFIED" value="false" />
-      <option name="CLEAR_APP_STORAGE" value="false" />
-      <option name="DYNAMIC_FEATURES_DISABLED_LIST" value="" />
-      <option name="ACTIVITY_EXTRA_FLAGS" value="" />
-      <option name="MODE" value="default_activity" />
-      <option name="RESTORE_ENABLED" value="false" />
-      <option name="RESTORE_FILE" value="" />
-      <option name="RESTORE_FRESH_INSTALL_ONLY" value="false" />
-      <option name="CLEAR_LOGCAT" value="false" />
-      <option name="SHOW_LOGCAT_AUTOMATICALLY" value="false" />
-      <option name="TARGET_SELECTION_MODE" value="DEVICE_AND_SNAPSHOT_COMBO_BOX" />
-      <option name="SELECTED_CLOUD_MATRIX_CONFIGURATION_ID" value="-1" />
-      <option name="SELECTED_CLOUD_MATRIX_PROJECT_ID" value="" />
-      <option name="DEBUGGER_TYPE" value="Auto" />
-      <Auto>
-        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
-        <option name="SHOW_STATIC_VARS" value="true" />
-        <option name="WORKING_DIR" value="" />
-        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
-        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
-        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
-        <option name="DEBUG_SANDBOX_SDK" value="false" />
-      </Auto>
-      <Hybrid>
-        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
-        <option name="SHOW_STATIC_VARS" value="true" />
-        <option name="WORKING_DIR" value="" />
-        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
-        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
-        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
-        <option name="DEBUG_SANDBOX_SDK" value="false" />
-      </Hybrid>
-      <Java>
-        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
-        <option name="DEBUG_SANDBOX_SDK" value="false" />
-      </Java>
-      <Native>
-        <option name="USE_JAVA_AWARE_DEBUGGER" value="false" />
-        <option name="SHOW_STATIC_VARS" value="true" />
-        <option name="WORKING_DIR" value="" />
-        <option name="TARGET_LOGGING_CHANNELS" value="lldb process:gdb-remote packets" />
-        <option name="SHOW_OPTIMIZED_WARNING" value="true" />
-        <option name="ATTACH_ON_WAIT_FOR_DEBUGGER" value="false" />
-        <option name="DEBUG_SANDBOX_SDK" value="false" />
-      </Native>
-      <Profilers>
-        <option name="ADVANCED_PROFILING_ENABLED" value="false" />
-        <option name="STARTUP_PROFILING_ENABLED" value="false" />
-        <option name="STARTUP_CPU_PROFILING_ENABLED" value="false" />
-        <option name="STARTUP_CPU_PROFILING_CONFIGURATION_NAME" value="Java/Kotlin Method Sample (legacy)" />
-        <option name="STARTUP_NATIVE_MEMORY_PROFILING_ENABLED" value="false" />
-        <option name="NATIVE_MEMORY_SAMPLE_RATE_BYTES" value="2048" />
-      </Profilers>
-      <option name="DEEP_LINK" value="" />
-      <option name="ACTIVITY" value="" />
-      <option name="ACTIVITY_CLASS" value="" />
-      <option name="SEARCH_ACTIVITY_IN_GLOBAL_SCOPE" value="false" />
-      <option name="SKIP_ACTIVITY_VALIDATION" value="false" />
-      <method v="2" />
-    </configuration>
-  </component>
-  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
-  <component name="TaskManager">
-    <task active="true" id="Default" summary="Default task">
-      <changelist id="64785831-c46a-487b-8597-f15842d7c0c9" name="Changes" comment="" />
-      <created>1743004806810</created>
-      <option name="number" value="Default" />
-      <option name="presentableId" value="Default" />
-      <updated>1743004806810</updated>
-    </task>
-    <servers />
-  </component>
-</project>
\ No newline at end of file