feat(cms): add article creation feature and update pricing fields

- Imported PlusOutlined icon for UI enhancement
- Replaced category search with add article functionality
- Commented out cover image column in help index view
- Renamed leader price to market price in shop goods edit form
- Added member price field in shop goods edit form
- Updated environment configuration comments

src/views/shop/shopGoods/components/shopGoodsEdit.vue

@@ -77,9 +77,17 @@
               />
             </a-space>
           </a-form-item>
-          <a-form-item label="团长价" name="originPrice">
+          <a-form-item label="市场价" name="salePrice">
             <a-input-number
-              :placeholder="`团长价`"
+              :placeholder="`市场价`"
+              style="width: 240px"
+              :min="0.01"
+              v-model:value="form.salePrice"
+            />
+          </a-form-item>
+          <a-form-item label="会员价" name="originPrice">
+            <a-input-number
+              :placeholder="`会员价`"
               style="width: 240px"
               :min="0.01"
               v-model:value="form.dealerPrice"