diff --git a/miniprogram/pages/module/index.json b/miniprogram/pages/module/index.json
new file mode 100644
index 0000000..98a6de9
--- /dev/null
+++ b/miniprogram/pages/module/index.json
@@ -0,0 +1,3 @@
+{
+  "enablePullDownRefresh": true
+}
diff --git a/miniprogram/pages/timeline-create/index.js b/miniprogram/pages/timeline-create/index.js
new file mode 100644
index 0000000..40934ec
--- /dev/null
+++ b/miniprogram/pages/timeline-create/index.js
@@ -0,0 +1,74 @@
+const { postForm, uploadFile } = require("../../utils/api");
+const { getActiveClassId, showError } = require("../../utils/page-helpers");
+
+Page({
+  data: {
+    title: "",
+    content: "",
+    images: [],
+    loading: false
+  },
+
+  onLoad() {
+    wx.setNavigationBarTitle({ title: "发布动态" });
+  },
+
+  onTitleInput(event) {
+    this.setData({ title: event.detail.value });
+  },
+
+  onContentInput(event) {
+    this.setData({ content: event.detail.value });
+  },
+
+  chooseImages() {
+    wx.chooseMedia({
+      count: 9 - this.data.images.length,
+      mediaType: ["image"],
+      sourceType: ["album", "camera"],
+      success: (res) => {
+        const paths = (res.tempFiles || []).map((item) => item.tempFilePath);
+        this.setData({ images: [...this.data.images, ...paths].slice(0, 9) });
+      }
+    });
+  },
+
+  removeImage(event) {
+    const index = Number(event.currentTarget.dataset.index);
+    this.setData({
+      images: this.data.images.filter((_, itemIndex) => itemIndex !== index)
+    });
+  },
+
+  async submit() {
+    const title = this.data.title.trim();
+    const content = this.data.content.trim();
+    if (!title) {
+      wx.showToast({ title: "请输入标题", icon: "none" });
+      return;
+    }
+    this.setData({ loading: true });
+    try {
+      const classId = getActiveClassId();
+      const created = await postForm("/api/timeline/", {
+        title,
+        content,
+        class_id: String(classId || "")
+      });
+      for (let index = 0; index < this.data.images.length; index += 1) {
+        await uploadFile(`/api/timeline/${created.id}/images`, this.data.images[index]);
+      }
+      wx.showToast({ title: "已发布", icon: "success" });
+      const pages = getCurrentPages();
+      const previousPage = pages[pages.length - 2];
+      if (previousPage?.setData) {
+        previousPage.setData({ needsRefresh: true });
+      }
+      setTimeout(() => wx.navigateBack(), 500);
+    } catch (error) {
+      showError(error, "发布失败");
+    } finally {
+      this.setData({ loading: false });
+    }
+  }
+});
diff --git a/miniprogram/pages/timeline-create/index.json b/miniprogram/pages/timeline-create/index.json
new file mode 100644
index 0000000..8835af0
--- /dev/null
+++ b/miniprogram/pages/timeline-create/index.json
@@ -0,0 +1,3 @@
+{
+  "usingComponents": {}
+}
\ No newline at end of file
diff --git a/miniprogram/pages/timeline-create/index.wxml b/miniprogram/pages/timeline-create/index.wxml
new file mode 100644
index 0000000..7bc5af7
--- /dev/null
+++ b/miniprogram/pages/timeline-create/index.wxml
@@ -0,0 +1,33 @@
+<view class="page">
+  <view class="hero">
+    <view class="eyebrow">CLASS FEED</view>
+    <view class="hero-title">发布班级动态</view>
+    <view class="hero-subtitle">分享课程现场、活动照片、学习收获或班级提醒。</view>
+  </view>
+
+  <view class="section">
+    <view class="card">
+      <view class="muted">标题</view>
+      <input value="{{title}}" bindinput="onTitleInput" placeholder="一句话概括这条动态" />
+    </view>
+    <view class="card">
+      <view class="muted">正文</view>
+      <textarea value="{{content}}" bindinput="onContentInput" placeholder="写下想和同学分享的内容" />
+    </view>
+    <view class="card">
+      <view class="section-head">
+        <view class="card-title">图片</view>
+        <view class="section-action" bindtap="chooseImages">添加</view>
+      </view>
+      <view wx:if="{{images.length}}" class="image-grid">
+        <view wx:for="{{images}}" wx:key="*this" class="image-cell">
+          <image src="{{item}}" mode="aspectFill" />
+          <view class="image-remove" data-index="{{index}}" bindtap="removeImage">×</view>
+        </view>
+      </view>
+      <view wx:else class="muted">最多可添加 9 张图片</view>
+    </view>
+  </view>
+
+  <button class="button" loading="{{loading}}" bindtap="submit">发布动态</button>
+</view>
diff --git a/miniprogram/pages/timeline-create/index.wxss b/miniprogram/pages/timeline-create/index.wxss
new file mode 100644
index 0000000..c35c8e0
--- /dev/null
+++ b/miniprogram/pages/timeline-create/index.wxss
@@ -0,0 +1,46 @@
+input {
+  margin-top: 12rpx;
+  height: 72rpx;
+  font-size: 30rpx;
+}
+
+textarea {
+  width: 100%;
+  min-height: 220rpx;
+  margin-top: 12rpx;
+  font-size: 28rpx;
+}
+
+.image-grid {
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap: 12rpx;
+  margin-top: 18rpx;
+}
+
+.image-cell {
+  position: relative;
+  overflow: hidden;
+  height: 180rpx;
+  border-radius: 20rpx;
+  background: #efe0ca;
+}
+
+.image-cell image {
+  width: 100%;
+  height: 100%;
+}
+
+.image-remove {
+  position: absolute;
+  top: 8rpx;
+  right: 8rpx;
+  width: 42rpx;
+  height: 42rpx;
+  border-radius: 999rpx;
+  background: rgba(47, 33, 28, 0.72);
+  color: #fff;
+  font-size: 32rpx;
+  line-height: 38rpx;
+  text-align: center;
+}