diff --git a/reading-platform-frontend/src/views/school/growth/GrowthRecordView.vue b/reading-platform-frontend/src/views/school/growth/GrowthRecordView.vue
index 979d8ba..5e78c8f 100644
--- a/reading-platform-frontend/src/views/school/growth/GrowthRecordView.vue
+++ b/reading-platform-frontend/src/views/school/growth/GrowthRecordView.vue
@@ -182,10 +182,10 @@
         <a-form-item label="图片">
           <a-upload
             v-model:file-list="fileList"
-            :action="uploadUrl"
-            :headers="uploadHeaders"
+            :custom-request="handleCustomUpload"
             list-type="picture-card"
             :max-count="9"
+            accept="image/*"
             @change="handleUploadChange"
           >
             <div v-if="fileList.length < 9">
@@ -273,6 +273,7 @@ import {
 } from '@ant-design/icons-vue';
 import { message } from 'ant-design-vue';
 import type { FormInstance } from 'ant-design-vue';
+import { fileApi, validateFileType } from '@/api/file';
 
 const loading = ref(false);
 const submitting = ref(false);
@@ -404,10 +405,41 @@ const handleModalOk = async () => {
   }
 };
 
-const handleUploadChange = (info: any) => {
-  if (info.file.status === 'done') {
-    formState.images.push(info.file.response.url);
+/** OSS 直传：自定义上传 */
+const handleCustomUpload = async (options: any) => {
+  const { file, onSuccess, onError, onProgress } = options;
+  const uploadFile = file instanceof File ? file : (file?.originFileObj ?? file);
+
+  const isImage = uploadFile.type?.startsWith('image/');
+  if (!isImage) {
+    message.error('只能上传图片文件');
+    onError?.(new Error('只能上传图片'));
+    return;
   }
+
+  const validation = validateFileType(uploadFile, 'POSTER');
+  if (!validation.valid) {
+    message.error(validation.error);
+    onError?.(new Error(validation.error));
+    return;
+  }
+
+  try {
+    const result = await fileApi.uploadFile(uploadFile, 'resource', {
+      onProgress: (percent) => onProgress?.({ percent }),
+    });
+    onSuccess?.({ url: result.filePath });
+  } catch (err: any) {
+    const msg = err?.message || '上传失败';
+    message.error(msg);
+    onError?.(new Error(msg));
+  }
+};
+
+const handleUploadChange = (info: any) => {
+  formState.images = (info.fileList || [])
+    .filter((f: any) => f.response?.url)
+    .map((f: any) => f.response.url);
 };
 
 onMounted(() => {
@@ -528,6 +560,8 @@ onMounted(() => {
 }
 
 .record-card {
+  display: flex;
+  flex-direction: column;
   background: white;
   border-radius: 16px;
   overflow: hidden;
@@ -542,20 +576,30 @@ onMounted(() => {
 
 .card-cover {
   position: relative;
+  flex-shrink: 0;
   height: 160px;
   background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
 }
 
+.cover-image {
+  position: absolute;
+  inset: 0;
+  overflow: hidden;
+  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
+}
+
 .cover-image img {
   width: 100%;
   height: 100%;
   object-fit: cover;
+  display: block;
 }
 
 .image-count {
   position: absolute;
   bottom: 8px;
   right: 8px;
+  z-index: 2;
   background: rgba(0, 0, 0, 0.6);
   color: white;
   padding: 4px 8px;
@@ -581,6 +625,7 @@ onMounted(() => {
   position: absolute;
   top: 12px;
   right: 12px;
+  z-index: 2;
   padding: 4px 12px;
   border-radius: 12px;
   font-size: 11px;
@@ -605,7 +650,11 @@ onMounted(() => {
 }
 
 .card-body {
+  flex: 1;
+  min-height: 0;
   padding: 16px;
+  display: flex;
+  flex-direction: column;
 }
 
 .record-title {
@@ -639,16 +688,24 @@ onMounted(() => {
   font-size: 13px;
   color: #636E72;
   line-height: 1.6;
-  margin: 0;
+  margin: 0 0 12px 0;
+  flex: 1;
+  min-height: 0;
+  overflow: hidden;
+  display: -webkit-box;
+  -webkit-line-clamp: 3;
+  -webkit-box-orient: vertical;
 }
 
 .card-actions {
+  flex-shrink: 0;
   display: flex;
   justify-content: flex-end;
   gap: 8px;
   padding: 12px 16px;
   border-top: 1px solid #F0F0F0;
   background: #FAFAFA;
+  margin-top: auto;
 }
 
 .empty-state {
diff --git a/reading-platform-frontend/src/views/teacher/growth/GrowthRecordView.vue b/reading-platform-frontend/src/views/teacher/growth/GrowthRecordView.vue
index 8ad77d8..9c1a285 100644
--- a/reading-platform-frontend/src/views/teacher/growth/GrowthRecordView.vue
+++ b/reading-platform-frontend/src/views/teacher/growth/GrowthRecordView.vue
@@ -24,24 +24,14 @@
     <!-- 操作栏 -->
     <div class="action-bar">
       <div class="filters">
-        <a-select
-          v-model:value="filters.classId"
-          placeholder="选择班级"
-          allow-clear
-          style="width: 150px;"
-          @change="handleFilter"
-        >
+        <a-select v-model:value="filters.classId" placeholder="选择班级" allow-clear style="width: 150px;"
+          @change="handleFilter">
           <a-select-option v-for="cls in myClasses" :key="cls.id" :value="cls.id">
             {{ cls.name }}
           </a-select-option>
         </a-select>
-        <a-input-search
-          v-model:value="filters.keyword"
-          placeholder="搜索标题"
-          style="width: 200px;"
-          @search="handleFilter"
-          allow-clear
-        />
+        <a-input-search v-model:value="filters.keyword" placeholder="搜索标题" style="width: 200px;" @search="handleFilter"
+          allow-clear />
       </div>
       <a-button type="primary" class="add-btn" @click="showAddModal">
         <PlusOutlined class="btn-icon" />
@@ -51,14 +41,10 @@
 
     <!-- 档案卡片网格 -->
     <div class="record-grid" v-if="!loading && records.length > 0">
-      <div
-        v-for="record in records"
-        :key="record.id"
-        class="record-card"
-      >
+      <div v-for="record in records" :key="record.id" class="record-card">
         <div class="card-cover">
-          <div v-if="record.images?.length" class="cover-image">
-            <img :src="getImageUrl(record.images[0])" alt="cover" />
+          <div v-if="record.images?.length" class="cover-image ">
+            <img :src="getImageUrl(record.images[0])" class="pos-absolute !object-contain " />
             <div class="image-count" v-if="record.images.length > 1">
               <CameraOutlined /> {{ record.images.length }}
             </div>
@@ -88,7 +74,8 @@
               <span>{{ formatDate(record.recordDate) }}</span>
             </div>
           </div>
-          <p class="record-content">{{ record.content?.substring(0, 80) }}{{ record.content?.length > 80 ? '...' : '' }}</p>
+          <p class="record-content">{{ record.content?.substring(0, 80) }}{{ record.content?.length > 80 ? '...' : '' }}
+          </p>
         </div>
         <div class="card-actions">
           <a-button type="link" size="small" @click="handleView(record)">
@@ -124,12 +111,7 @@
     </div>
 
     <!-- 添加/编辑档案弹窗 -->
-    <a-modal
-      v-model:open="modalVisible"
-      width="700px"
-      @ok="handleModalOk"
-      :confirm-loading="submitting"
-    >
+    <a-modal v-model:open="modalVisible" width="700px" @ok="handleModalOk" :confirm-loading="submitting">
       <template #title>
         <span class="modal-title">
           <EditOutlined v-if="isEdit" class="modal-title-icon" />
@@ -137,20 +119,10 @@
           {{ isEdit ? ' 编辑档案' : ' 添加档案' }}
         </span>
       </template>
-      <a-form
-        ref="formRef"
-        :model="formState"
-        :rules="rules"
-        :label-col="{ span: 4 }"
-        :wrapper-col="{ span: 18 }"
-      >
+      <a-form ref="formRef" :model="formState" :rules="rules" :label-col="{ span: 4 }" :wrapper-col="{ span: 18 }">
         <a-form-item label="学生" name="studentId" v-if="!isEdit">
-          <a-select
-            v-model:value="formState.studentId"
-            placeholder="请选择学生"
-            show-search
-            :filter-option="filterStudentOption"
-          >
+          <a-select v-model:value="formState.studentId" placeholder="请选择学生" show-search
+            :filter-option="filterStudentOption">
             <a-select-option v-for="student in students" :key="student.id" :value="student.id">
               {{ student.name }} - {{ student.className }}
             </a-select-option>
@@ -158,36 +130,26 @@
         </a-form-item>
         <a-form-item label="档案类型" name="recordType" v-if="!isEdit">
           <a-radio-group v-model:value="formState.recordType">
-            <a-radio value="STUDENT"><UserOutlined class="radio-icon" /> 个人档案</a-radio>
-            <a-radio value="CLASS"><TeamOutlined class="radio-icon" /> 班级档案</a-radio>
+            <a-radio value="STUDENT">
+              <UserOutlined class="radio-icon" /> 个人档案
+            </a-radio>
+            <a-radio value="CLASS">
+              <TeamOutlined class="radio-icon" /> 班级档案
+            </a-radio>
           </a-radio-group>
         </a-form-item>
         <a-form-item label="标题" name="title">
           <a-input v-model:value="formState.title" placeholder="请输入档案标题" />
         </a-form-item>
         <a-form-item label="记录日期" name="recordDate">
-          <a-date-picker
-            v-model:value="formState.recordDateValue"
-            style="width: 100%;"
-            value-format="YYYY-MM-DD"
-          />
+          <a-date-picker v-model:value="formState.recordDateValue" style="width: 100%;" value-format="YYYY-MM-DD" />
         </a-form-item>
         <a-form-item label="内容" name="content">
-          <a-textarea
-            v-model:value="formState.content"
-            placeholder="请输入档案内容"
-            :rows="4"
-          />
+          <a-textarea v-model:value="formState.content" placeholder="请输入档案内容" :rows="4" />
         </a-form-item>
         <a-form-item label="图片">
-          <a-upload
-            v-model:file-list="fileList"
-            :action="uploadUrl"
-            :headers="uploadHeaders"
-            list-type="picture-card"
-            :max-count="9"
-            @change="handleUploadChange"
-          >
+          <a-upload v-model:file-list="fileList" :custom-request="handleCustomUpload" list-type="picture-card"
+            :max-count="9" accept="image/*" @change="handleUploadChange">
             <div v-if="fileList.length < 9">
               <PlusOutlined />
               <div style="margin-top: 8px">上传</div>
@@ -198,11 +160,7 @@
     </a-modal>
 
     <!-- 查看档案详情弹窗 -->
-    <a-modal
-      v-model:open="detailModalVisible"
-      width="700px"
-      :footer="null"
-    >
+    <a-modal v-model:open="detailModalVisible" width="700px" :footer="null">
       <template #title>
         <span class="modal-title">
           <CameraOutlined class="modal-title-icon" />
@@ -231,12 +189,8 @@
 
           <div v-if="currentRecord.images?.length" class="image-gallery">
             <a-image-preview-group>
-              <a-image
-                v-for="(img, index) in currentRecord.images"
-                :key="index"
-                :src="getImageUrl(img)"
-                style="width: 100px; height: 100px; object-fit: cover; margin-right: 8px; border-radius: 8px;"
-              />
+              <a-image v-for="(img, index) in currentRecord.images" :key="index" :src="getImageUrl(img)"
+                style="width: 100px; height: 100px; object-fit: cover; margin-right: 8px; border-radius: 8px;" />
             </a-image-preview-group>
           </div>
         </div>
@@ -245,14 +199,9 @@
 
     <!-- 分页 -->
     <div class="pagination-wrapper" v-if="records.length > 0">
-      <a-pagination
-        v-model:current="pagination.current"
-        v-model:pageSize="pagination.pageSize"
-        :total="pagination.total"
-        :show-size-changer="true"
-        :show-total="(total: number) => `共 ${total} 条`"
-        @change="handlePageChange"
-      />
+      <a-pagination v-model:current="pagination.current" v-model:pageSize="pagination.pageSize"
+        :total="pagination.total" :show-size-changer="true" :show-total="(total: number) => `共 ${total} 条`"
+        @change="handlePageChange" />
     </div>
   </div>
 </template>
@@ -283,6 +232,7 @@ import {
   type UpdateGrowthRecordDto,
 } from '@/api/growth';
 import { getTeacherClasses, getTeacherStudents } from '@/api/teacher';
+import { fileApi, validateFileType } from '@/api/file';
 
 const loading = ref(false);
 const submitting = ref(false);
@@ -309,9 +259,6 @@ const records = ref<GrowthRecord[]>([]);
 const currentRecord = ref<GrowthRecord | null>(null);
 const fileList = ref<any[]>([]);
 
-const uploadUrl = '/api/upload';
-const uploadHeaders = {};
-
 const formState = reactive<CreateGrowthRecordDto & { recordDateValue?: string }>({
   studentId: undefined as any,
   classId: undefined,
@@ -476,10 +423,41 @@ const handleModalOk = async () => {
   }
 };
 
-const handleUploadChange = (info: any) => {
-  if (info.file.status === 'done') {
-    formState.images.push(info.file.response.url);
+/** OSS 直传：自定义上传 */
+const handleCustomUpload = async (options: any) => {
+  const { file, onSuccess, onError, onProgress } = options;
+  const uploadFile = file instanceof File ? file : (file?.originFileObj ?? file);
+
+  const isImage = uploadFile.type?.startsWith('image/');
+  if (!isImage) {
+    message.error('只能上传图片文件');
+    onError?.(new Error('只能上传图片'));
+    return;
   }
+
+  const validation = validateFileType(uploadFile, 'POSTER');
+  if (!validation.valid) {
+    message.error(validation.error);
+    onError?.(new Error(validation.error));
+    return;
+  }
+
+  try {
+    const result = await fileApi.uploadFile(uploadFile, 'resource', {
+      onProgress: (percent) => onProgress?.({ percent }),
+    });
+    onSuccess?.({ url: result.filePath });
+  } catch (err: any) {
+    const msg = err?.message || '上传失败';
+    message.error(msg);
+    onError?.(new Error(msg));
+  }
+};
+
+const handleUploadChange = (info: any) => {
+  formState.images = (info.fileList || [])
+    .filter((f: any) => f.response?.url)
+    .map((f: any) => f.response.url);
 };
 
 onMounted(() => {
@@ -602,6 +580,8 @@ onMounted(() => {
 }
 
 .record-card {
+  display: flex;
+  flex-direction: column;
   background: white;
   border-radius: 16px;
   overflow: hidden;
@@ -616,20 +596,30 @@ onMounted(() => {
 
 .card-cover {
   position: relative;
+  flex-shrink: 0;
   height: 160px;
   background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
 }
 
+.cover-image {
+  position: absolute;
+  inset: 0;
+  overflow: hidden;
+  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
+}
+
 .cover-image img {
   width: 100%;
   height: 100%;
   object-fit: cover;
+  display: block;
 }
 
 .image-count {
   position: absolute;
   bottom: 8px;
   right: 8px;
+  z-index: 2;
   background: rgba(0, 0, 0, 0.6);
   color: white;
   padding: 4px 8px;
@@ -655,6 +645,7 @@ onMounted(() => {
   position: absolute;
   top: 12px;
   right: 12px;
+  z-index: 2;
   padding: 4px 12px;
   border-radius: 12px;
   font-size: 11px;
@@ -679,7 +670,11 @@ onMounted(() => {
 }
 
 .card-body {
+  flex: 1;
+  min-height: 0;
   padding: 16px;
+  display: flex;
+  flex-direction: column;
 }
 
 .record-title {
@@ -713,16 +708,24 @@ onMounted(() => {
   font-size: 13px;
   color: #636E72;
   line-height: 1.6;
-  margin: 0;
+  margin: 0 0 12px 0;
+  flex: 1;
+  min-height: 0;
+  overflow: hidden;
+  display: -webkit-box;
+  -webkit-line-clamp: 3;
+  -webkit-box-orient: vertical;
 }
 
 .card-actions {
+  flex-shrink: 0;
   display: flex;
   justify-content: flex-end;
   gap: 8px;
   padding: 12px 16px;
   border-top: 1px solid #F0F0F0;
   background: #FAFAFA;
+  margin-top: auto;
 }
 
 .empty-state {
diff --git a/reading-platform-java/src/main/java/com/reading/platform/common/mapper/GrowthRecordMapper.java b/reading-platform-java/src/main/java/com/reading/platform/common/mapper/GrowthRecordMapper.java
index 2e1defe..e125234 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/common/mapper/GrowthRecordMapper.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/common/mapper/GrowthRecordMapper.java
@@ -3,6 +3,7 @@ package com.reading.platform.common.mapper;
 import com.reading.platform.dto.response.GrowthRecordResponse;
 import com.reading.platform.entity.GrowthRecord;
 import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
 import org.mapstruct.factory.Mappers;
 
 import java.util.List;
@@ -16,8 +17,9 @@ public interface GrowthRecordMapper {
     GrowthRecordMapper INSTANCE = Mappers.getMapper(GrowthRecordMapper.class);
 
     /**
-     * Entity 转 Response
+     * Entity 转 Response（images 从 JSON 字符串解析为 List）
      */
+    @Mapping(target = "images", expression = "java(java.util.Arrays.asList(com.reading.platform.common.util.JsonUtils.parseStringArray(entity.getImages())))")
     GrowthRecordResponse toVO(GrowthRecord entity);
 
     /**
@@ -26,7 +28,8 @@ public interface GrowthRecordMapper {
     List<GrowthRecordResponse> toVO(List<GrowthRecord> entities);
 
     /**
-     * Response 转 Entity（用于创建/更新时）
+     * Response 转 Entity（images 从 List 转为 JSON 字符串）
      */
+    @Mapping(target = "images", expression = "java(vo.getImages() != null ? com.reading.platform.common.util.JsonUtils.toJson(vo.getImages()) : null)")
     GrowthRecord toEntity(GrowthRecordResponse vo);
 }
diff --git a/reading-platform-java/src/main/java/com/reading/platform/controller/teacher/TeacherGrowthController.java b/reading-platform-java/src/main/java/com/reading/platform/controller/teacher/TeacherGrowthController.java
index a884069..d8c4227 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/controller/teacher/TeacherGrowthController.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/controller/teacher/TeacherGrowthController.java
@@ -1,11 +1,13 @@
 package com.reading.platform.controller.teacher;
 
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.reading.platform.common.mapper.GrowthRecordMapper;
 import com.reading.platform.common.response.PageResult;
 import com.reading.platform.common.response.Result;
 import com.reading.platform.common.security.SecurityUtils;
 import com.reading.platform.dto.request.GrowthRecordCreateRequest;
 import com.reading.platform.dto.request.GrowthRecordUpdateRequest;
+import com.reading.platform.dto.response.GrowthRecordResponse;
 import com.reading.platform.entity.GrowthRecord;
 import com.reading.platform.service.GrowthRecordService;
 import io.swagger.v3.oas.annotations.Operation;
@@ -14,6 +16,8 @@ import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
 
+import java.util.List;
+
 @Tag(name = "教师端 - 成长记录", description = "教师端成长记录 API")
 @RestController
 @RequestMapping("/api/v1/teacher/growth-records")
@@ -21,37 +25,42 @@ import org.springframework.web.bind.annotation.*;
 public class TeacherGrowthController {
 
     private final GrowthRecordService growthRecordService;
+    private final GrowthRecordMapper growthRecordMapper;
 
     @Operation(summary = "创建成长记录")
     @PostMapping
-    public Result<GrowthRecord> createGrowthRecord(@Valid @RequestBody GrowthRecordCreateRequest request) {
+    public Result<GrowthRecordResponse> createGrowthRecord(@Valid @RequestBody GrowthRecordCreateRequest request) {
         Long tenantId = SecurityUtils.getCurrentTenantId();
         Long userId = SecurityUtils.getCurrentUserId();
-        return Result.success(growthRecordService.createGrowthRecord(tenantId, userId, "teacher", request));
+        GrowthRecord record = growthRecordService.createGrowthRecord(tenantId, userId, "teacher", request);
+        return Result.success(growthRecordMapper.toVO(record));
     }
 
     @Operation(summary = "更新成长记录")
     @PutMapping("/{id}")
-    public Result<GrowthRecord> updateGrowthRecord(@PathVariable Long id, @RequestBody GrowthRecordUpdateRequest request) {
-        return Result.success(growthRecordService.updateGrowthRecord(id, request));
+    public Result<GrowthRecordResponse> updateGrowthRecord(@PathVariable Long id, @RequestBody GrowthRecordUpdateRequest request) {
+        GrowthRecord record = growthRecordService.updateGrowthRecord(id, request);
+        return Result.success(growthRecordMapper.toVO(record));
     }
 
     @Operation(summary = "根据 ID 获取成长记录")
     @GetMapping("/{id}")
-    public Result<GrowthRecord> getGrowthRecord(@PathVariable Long id) {
-        return Result.success(growthRecordService.getGrowthRecordById(id));
+    public Result<GrowthRecordResponse> getGrowthRecord(@PathVariable Long id) {
+        GrowthRecord record = growthRecordService.getGrowthRecordById(id);
+        return Result.success(growthRecordMapper.toVO(record));
     }
 
     @Operation(summary = "获取成长记录分页列表")
     @GetMapping
-    public Result<PageResult<GrowthRecord>> getGrowthRecordPage(
+    public Result<PageResult<GrowthRecordResponse>> getGrowthRecordPage(
             @RequestParam(required = false, defaultValue = "1") Integer pageNum,
             @RequestParam(required = false, defaultValue = "10") Integer pageSize,
             @RequestParam(required = false) Long studentId,
             @RequestParam(required = false) String type) {
         Long tenantId = SecurityUtils.getCurrentTenantId();
         Page<GrowthRecord> page = growthRecordService.getGrowthRecordPage(tenantId, pageNum, pageSize, studentId, type);
-        return Result.success(PageResult.of(page));
+        List<GrowthRecordResponse> voList = growthRecordMapper.toVO(page.getRecords());
+        return Result.success(PageResult.of(voList, page.getTotal(), page.getCurrent(), page.getSize()));
     }
 
     @Operation(summary = "删除成长记录")
diff --git a/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordCreateRequest.java b/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordCreateRequest.java
index 2957526..f7d83bb 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordCreateRequest.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordCreateRequest.java
@@ -1,5 +1,6 @@
 package com.reading.platform.dto.request;
 
+import com.fasterxml.jackson.annotation.JsonAlias;
 import io.swagger.v3.oas.annotations.media.Schema;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
@@ -17,7 +18,8 @@ public class GrowthRecordCreateRequest {
     private Long studentId;
 
     @NotBlank(message = "类型不能为空")
-    @Schema(description = "类型：reading-阅读，behavior-行为，achievement-成就，milestone-里程碑")
+    @JsonAlias("recordType")
+    @Schema(description = "类型：reading-阅读，behavior-行为，achievement-成就，milestone-里程碑，STUDENT-学生记录")
     private String type;
 
     @NotBlank(message = "标题不能为空")
@@ -27,8 +29,8 @@ public class GrowthRecordCreateRequest {
     @Schema(description = "内容")
     private String content;
 
-    @Schema(description = "图片（JSON 数组）")
-    private String images;
+    @Schema(description = "图片 URL 列表")
+    private List<String> images;
 
     @Schema(description = "记录日期")
     private LocalDate recordDate;
diff --git a/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordUpdateRequest.java b/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordUpdateRequest.java
index f7f73c6..8a54127 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordUpdateRequest.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/dto/request/GrowthRecordUpdateRequest.java
@@ -19,8 +19,8 @@ public class GrowthRecordUpdateRequest {
     @Schema(description = "内容")
     private String content;
 
-    @Schema(description = "图片（JSON 数组）")
-    private String images;
+    @Schema(description = "图片 URL 列表")
+    private List<String> images;
 
     @Schema(description = "记录日期")
     private LocalDate recordDate;
diff --git a/reading-platform-java/src/main/java/com/reading/platform/dto/response/GrowthRecordResponse.java b/reading-platform-java/src/main/java/com/reading/platform/dto/response/GrowthRecordResponse.java
index 0f40078..56d8409 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/dto/response/GrowthRecordResponse.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/dto/response/GrowthRecordResponse.java
@@ -6,6 +6,7 @@ import lombok.Data;
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.util.List;
 
 /**
  * 成长记录响应
@@ -34,8 +35,8 @@ public class GrowthRecordResponse {
     @Schema(description = "内容")
     private String content;
 
-    @Schema(description = "图片")
-    private String images;
+    @Schema(description = "图片URL列表")
+    private List<String> images;
 
     @Schema(description = "记录人 ID")
     private Long recordedBy;
diff --git a/reading-platform-java/src/main/java/com/reading/platform/service/impl/GrowthRecordServiceImpl.java b/reading-platform-java/src/main/java/com/reading/platform/service/impl/GrowthRecordServiceImpl.java
index a822266..7c3c389 100644
--- a/reading-platform-java/src/main/java/com/reading/platform/service/impl/GrowthRecordServiceImpl.java
+++ b/reading-platform-java/src/main/java/com/reading/platform/service/impl/GrowthRecordServiceImpl.java
@@ -39,7 +39,13 @@ public class GrowthRecordServiceImpl extends ServiceImpl<GrowthRecordMapper, Gro
         record.setType(request.getType());
         record.setTitle(request.getTitle());
         record.setContent(request.getContent());
-        record.setImages(request.getImages());
+        if (request.getImages() != null) {
+            try {
+                record.setImages(objectMapper.writeValueAsString(request.getImages()));
+            } catch (JsonProcessingException e) {
+                record.setImages("[]");
+            }
+        }
         record.setRecordedBy(recorderId);
         record.setRecorderRole(recorderRole);
         record.setRecordDate(request.getRecordDate() != null ? request.getRecordDate() : LocalDate.now());
@@ -72,7 +78,11 @@ public class GrowthRecordServiceImpl extends ServiceImpl<GrowthRecordMapper, Gro
             record.setContent(request.getContent());
         }
         if (request.getImages() != null) {
-            record.setImages(request.getImages());
+            try {
+                record.setImages(objectMapper.writeValueAsString(request.getImages()));
+            } catch (JsonProcessingException e) {
+                record.setImages("[]");
+            }
         }
         if (request.getRecordDate() != null) {
             record.setRecordDate(request.getRecordDate());
@@ -127,7 +137,8 @@ public class GrowthRecordServiceImpl extends ServiceImpl<GrowthRecordMapper, Gro
         if (StringUtils.hasText(type)) {
             wrapper.eq(GrowthRecord::getType, type);
         }
-        wrapper.orderByDesc(GrowthRecord::getRecordDate);
+        // 按最新修改时间、最新创建时间倒序
+        wrapper.orderByDesc(GrowthRecord::getUpdatedAt).orderByDesc(GrowthRecord::getCreatedAt);
 
         return growthRecordMapper.selectPage(page, wrapper);
     }