初次提交

.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/codeStyles/codeStyleConfig.xml

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+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="IdeaCodeStyle" />
+  </state>
+</component>

.idea/copilot.data.migration.agent.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AgentMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/copilot.data.migration.edit.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EditMigrationStateService">
+    <option name="migrationStatus" value="COMPLETED" />
+  </component>
+</project>

.idea/inspectionProfiles/Project_Default.xml

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+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="GoCommentStart" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+    <inspection_tool class="GoContextTodo" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
+    <inspection_tool class="GoMixedReceiverTypes" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+    <inspection_tool class="GoPreferNilSlice" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+    <inspection_tool class="PyMethodFirstArgAssignmentInspection" enabled="false" level="WARNING" enabled_by_default="false" />
+    <inspection_tool class="PyPep8Inspection" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+  </profile>
+</component>

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AhkProjectSettings">
+    <option name="defaultAhkSdk" value="AutoHotkey v2.0.10" />
+  </component>
+  <component name="FormatOnSaveOptions">
+    <option name="myRunOnSave" value="false" />
+  </component>
+  <component name="GOROOT" url="file://$PROJECT_DIR$/../../../../Program Files/Go" />
+  <component name="GoLibraries">
+    <option name="indexEntireGoPath" value="true" />
+  </component>
+  <component name="GoVcsConfiguration">
+    <option name="GO_FMT" value="false" />
+  </component>
+  <component name="ProjectInspectionProfilesVisibleTreeState">
+    <entry key="Project Default">
+      <profile-state>
+        <expanded-state>
+          <State>
+            <id>Abstraction issuesJava</id>
+          </State>
+          <State>
+            <id>Angular</id>
+          </State>
+          <State>
+            <id>BibTeX</id>
+          </State>
+          <State>
+            <id>CSS</id>
+          </State>
+          <State>
+            <id>Class structureJava</id>
+          </State>
+          <State>
+            <id>ClassNaming conventionsJava</id>
+          </State>
+          <State>
+            <id>Code maturityJava</id>
+          </State>
+          <State>
+            <id>Code maturityLaTeX</id>
+          </State>
+          <State>
+            <id>Code style issuesGo</id>
+          </State>
+          <State>
+            <id>Code style issuesJava</id>
+          </State>
+          <State>
+            <id>Control flow issuesJava</id>
+          </State>
+          <State>
+            <id>DOM issuesJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Declaration redundancyGo</id>
+          </State>
+          <State>
+            <id>Declaration redundancyGo modules</id>
+          </State>
+          <State>
+            <id>Dependency issues (go list -m -u)Go modules</id>
+          </State>
+          <State>
+            <id>Dockerfile</id>
+          </State>
+          <State>
+            <id>EditorConfig</id>
+          </State>
+          <State>
+            <id>EmbeddedPerformanceJava</id>
+          </State>
+          <State>
+            <id>EncapsulationJava</id>
+          </State>
+          <State>
+            <id>Error handlingJava</id>
+          </State>
+          <State>
+            <id>Flow type checkerJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>General</id>
+          </State>
+          <State>
+            <id>GeneralGo modules</id>
+          </State>
+          <State>
+            <id>GeneralJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Go</id>
+          </State>
+          <State>
+            <id>Go modules</id>
+          </State>
+          <State>
+            <id>ImportsJava</id>
+          </State>
+          <State>
+            <id>Inheritance issuesJava</id>
+          </State>
+          <State>
+            <id>Internationalization</id>
+          </State>
+          <State>
+            <id>InternationalizationJava</id>
+          </State>
+          <State>
+            <id>JSON and JSON5</id>
+          </State>
+          <State>
+            <id>JVM languages</id>
+          </State>
+          <State>
+            <id>Java</id>
+          </State>
+          <State>
+            <id>Java 23Java language level migration aidsJava</id>
+          </State>
+          <State>
+            <id>Java 8Java language level migration aidsJava</id>
+          </State>
+          <State>
+            <id>Java interop issuesKotlin</id>
+          </State>
+          <State>
+            <id>Java language level migration aidsJava</id>
+          </State>
+          <State>
+            <id>JavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>JavadocJava</id>
+          </State>
+          <State>
+            <id>Kotlin</id>
+          </State>
+          <State>
+            <id>LaTeX</id>
+          </State>
+          <State>
+            <id>LoggingJVM languages</id>
+          </State>
+          <State>
+            <id>MemoryJava</id>
+          </State>
+          <State>
+            <id>Naming conventionsJava</id>
+          </State>
+          <State>
+            <id>Naming conventionsKotlin</id>
+          </State>
+          <State>
+            <id>OpenAPI specifications</id>
+          </State>
+          <State>
+            <id>Other problemsKotlin</id>
+          </State>
+          <State>
+            <id>PerformanceJava</id>
+          </State>
+          <State>
+            <id>PortabilityJava</id>
+          </State>
+          <State>
+            <id>Potentially undesirable code constructsJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Probable bugsCSS</id>
+          </State>
+          <State>
+            <id>Probable bugsGo</id>
+          </State>
+          <State>
+            <id>Probable bugsJava</id>
+          </State>
+          <State>
+            <id>Probable bugsJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Probable bugsKotlin</id>
+          </State>
+          <State>
+            <id>Probable bugsLaTeX</id>
+          </State>
+          <State>
+            <id>Proofreading</id>
+          </State>
+          <State>
+            <id>Pyramid</id>
+          </State>
+          <State>
+            <id>Python</id>
+          </State>
+          <State>
+            <id>ReactJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Redundant code constructsLaTeX</id>
+          </State>
+          <State>
+            <id>SQL</id>
+          </State>
+          <State>
+            <id>SQL server</id>
+          </State>
+          <State>
+            <id>SecurityJava</id>
+          </State>
+          <State>
+            <id>Style issuesKotlin</id>
+          </State>
+          <State>
+            <id>Style issuesLaTeX</id>
+          </State>
+          <State>
+            <id>TestNGJava</id>
+          </State>
+          <State>
+            <id>Threading issuesJava</id>
+          </State>
+          <State>
+            <id>Try statement issuesJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>TypeScriptJavaScript and TypeScript</id>
+          </State>
+          <State>
+            <id>Typesetting issuesLaTeX</id>
+          </State>
+          <State>
+            <id>VisibilityJava</id>
+          </State>
+          <State>
+            <id>XML</id>
+          </State>
+        </expanded-state>
+      </profile-state>
+    </entry>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_21" default="true" project-jdk-name="21" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+  <component name="VcsManagerConfiguration">
+    <option name="CHECK_CODE_SMELLS_BEFORE_PROJECT_COMMIT" value="false" />
+    <option name="CHECK_NEW_TODO" value="false" />
+    <option name="NON_MODAL_COMMIT_POSTPONE_SLOW_CHECKS" value="false" />
+  </component>
+</project>

.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/test-cors.iml" filepath="$PROJECT_DIR$/.idea/test-cors.iml" />
+    </modules>
+  </component>
+</project>

.idea/test-cors.iml

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+<?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://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/vcs.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

Dockerfile

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+# 使用 Node.js 22 的轻量级镜像作为基础
+FROM node:22-alpine
+
+# 在容器内创建一个工作目录
+WORKDIR /usr/src/app
+
+# 复制 package.json 和 package-lock.json (如果存在)
+COPY package*.json ./
+
+# 安装项目依赖
+RUN npm install
+
+# 复制应用源代码到工作目录
+COPY . .
+
+# Hugging Face Spaces 默认会暴露 7860 端口
+EXPOSE 7860
+
+# 容器启动时运行的命令
+CMD [ "node", "app.js" ]

app.js

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+import express from 'express';
+import cors from 'cors';
+
+const app = express();
+// Hugging Face Spaces 默认使用 7860 端口
+const PORT = process.env.PORT || 7860;
+
+// 配置 CORS 中间件以允许所有来源的请求
+app.use(cors());
+
+// 定义一个中间件来为所有响应添加自定义响应头
+app.use((req, res, next) => {
+  res.setHeader('X-Custom-Header-Test', 'HuggingFace-Express-App-Works');
+  next();
+});
+
+// 根路由，返回一个 HTML 页面
+app.get('/', (req, res) => {
+  res.send(`
+    <!DOCTYPE html>
+    <html lang="en">
+    <head>
+      <meta charset="UTF-8">
+      <meta name="viewport" content="width=device-width, initial-scale=1.0">
+      <title>Express App on Hugging Face</title>
+      <style>
+        body { font-family: sans-serif; line-height: 1.6; padding: 2em; background-color: #f4f4f9; color: #333; }
+        .container { max-width: 800px; margin: auto; background: white; padding: 2em; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
+        h1 { color: #555; }
+        p { font-size: 1.1em; }
+        code { background-color: #eee; padding: 0.8em; border-radius: 4px; display: block; white-space: pre-wrap; word-wrap: break-word; cursor: pointer; }
+        .copy-notice { font-size: 0.9em; color: #888; margin-top: 0.5em; }
+      </style>
+    </head>
+    <body>
+      <div class="container">
+        <h1>Express.js 应用已成功部署！</h1>
+        <p>要测试 API，请打开浏览器的开发者工具（按 F12），切换到 "Console"（控制台）选项卡，然后粘贴并运行以下代码：</p>
+        <code id="fetch-code">fetch(window.location.origin + '/api')
+  .then(response => {
+    console.log('Status:', response.status);
+    console.log('Custom Header "X-Custom-Header-Test":', response.headers.get('X-Custom-Header-Test'));
+    return response.json();
+  })
+  .then(data => console.log('Data:', data))
+  .catch(error => console.error('Error:', error));</code>
+        <p class="copy-notice">点击上面的代码块即可复制。</p>
+      </div>
+      <script>
+        document.getElementById('fetch-code').addEventListener('click', function() {
+          navigator.clipboard.writeText(this.innerText).then(() => {
+            alert('代码已复制到剪贴板！');
+          }).catch(err => {
+            console.error('无法复制文本: ', err);
+          });
+        });
+      </script>
+    </body>
+    </html>
+  `);
+});
+
+// API 路由，返回 JSON 数据
+app.get('/api', (req, res) => {
+  res.json({
+    message: 'API is working!',
+    timestamp: new Date().toISOString()
+  });
+});
+
+app.listen(PORT, () => {
+  console.log(`Server is running on port ${PORT}`);
+});

package.json

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+{
+  "name": "huggingface-express-app-esm",
+  "version": "1.0.0",
+  "description": "An Express app with ES Modules deployed to Hugging Face Spaces.",
+  "main": "app.js",
+  "type": "module",
+  "scripts": {
+    "start": "node app.js"
+  },
+  "dependencies": {
+    "cors": "^2.8.5",
+    "express": "^4.18.2"
+  }
+}