diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 00000000..07bef71e
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="357be86a-1284-4635-a32e-bf0ce39e4b81" name="更改" 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="Git.Settings">
+    <option name="PUSH_TAGS">
+      <GitPushTagMode>
+        <option name="argument" value="--follow-tags" />
+        <option name="title" value="Current Branch" />
+      </GitPushTagMode>
+    </option>
+    <option name="RECENT_BRANCH_BY_REPOSITORY">
+      <map>
+        <entry key="$PROJECT_DIR$" value="master" />
+      </map>
+    </option>
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;associatedIndex&quot;: 3
+}</component>
+  <component name="ProjectId" id="33xRndo8NxWInlIDa0Lp1mySOhn" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "ModuleVcsDetector.initialDetectionPerformed": "true",
+    "RunOnceActivity.OpenDjangoStructureViewOnStart": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "RunOnceActivity.git.unshallow": "true",
+    "git-widget-placeholder": "zyl__branch",
+    "ignore.virus.scanning.warn.message": "true",
+    "node.js.detected.package.eslint": "true",
+    "node.js.detected.package.tslint": "true",
+    "node.js.selected.package.eslint": "(autodetect)",
+    "node.js.selected.package.tslint": "(autodetect)",
+    "vue.rearranger.settings.migration": "true"
+  }
+}]]></component>
+  <component name="RunManager">
+    <configuration name="zyl_django" type="Python.DjangoServer" factoryName="Django server">
+      <module name="zyl_django" />
+      <option name="ENV_FILES" value="" />
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <envs>
+        <env name="PYTHONUNBUFFERED" value="1" />
+      </envs>
+      <option name="SDK_HOME" value="" />
+      <option name="WORKING_DIRECTORY" value="" />
+      <option name="IS_MODULE_SDK" value="false" />
+      <option name="ADD_CONTENT_ROOTS" value="true" />
+      <option name="ADD_SOURCE_ROOTS" value="true" />
+      <option name="launchJavascriptDebuger" value="false" />
+      <option name="port" value="8000" />
+      <option name="host" value="" />
+      <option name="additionalOptions" value="" />
+      <option name="browserUrl" value="" />
+      <option name="runTestServer" value="false" />
+      <option name="runNoReload" value="false" />
+      <option name="useCustomRunCommand" value="false" />
+      <option name="customRunCommand" value="" />
+      <method v="2" />
+    </configuration>
+  </component>
+  <component name="SharedIndexes">
+    <attachedChunks>
+      <set>
+        <option value="bundled-js-predefined-d6986cc7102b-b598e85cdad2-JavaScript-PY-252.25557.178" />
+        <option value="bundled-python-sdk-ce6832f46686-7b97d883f26b-com.jetbrains.pycharm.pro.sharedIndexes.bundled-PY-252.25557.178" />
+      </set>
+    </attachedChunks>
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="默认任务">
+      <changelist id="357be86a-1284-4635-a32e-bf0ce39e4b81" name="更改" comment="" />
+      <created>1760256904468</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1760256904468</updated>
+      <workItem from="1760256905584" duration="153000" />
+      <workItem from="1760257111491" duration="1866000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/doc/项目数据库和model的分析与设计.docx b/doc/项目数据库和model的分析与设计.docx
new file mode 100644
index 00000000..d72f05a4
Binary files /dev/null and b/doc/项目数据库和model的分析与设计.docx differ