Merge remote-tracking branch 'origin/main'

# Conflicts:
#	主食/大大大块牛腩面.md
#	主食/大排面.md
#	主食/特色鸡汤馄饨.md
#	主食/番茄鸡蛋面.md
#	主食/砂锅荠菜鲜肉馄饨.md
#	主食/素面.md
#	主食/老鸡扬米面.md
#	主食/肥西老母鸡汤面.md
#	主食/香菇鸡汤面.md
#	主食/香辣牛肉面.md
#	主食/香辣鸡丁拌面.md
#	凉拌/凉拌莴笋丝.md
#	凉拌/口水鸡.md
#	凉拌/西芹花生米.md
#	卤菜/卤大排.md
#	卤菜/卤方干.md
#	卤菜/卤翅根.md
#	卤菜/卤鸡爪.md
#	卤菜/卤鸡腿.md
#	早餐/包子.md
#	早餐/小米南瓜粥.md
#	早餐/手工春卷.md
#	早餐/手工烧麦.md
#	早餐/水煮蛋.md
#	早餐/牛肉盒.md
#	早餐/现炸大油条.md
#	早餐/现熬豆粥.md
#	早餐/白米粥.md
#	早餐/粢饭糕.md
#	早餐/茶叶蛋.md
#	早餐/荠菜鲜肉蒸饺.md
#	早餐/蛋饼.md
#	早餐/赤豆糊元宵.md
#	早餐/酥皮萝卜丝馅饼.md
#	早餐/饭团.md
#	早餐/馒头.md
#	早餐/香酥牛肉饼.md
#	早餐/鸡汁汤包.md
#	汤/竹荪鹿茸菇鸡汤.md
#	汤/肥西老母鸡汤（单品）.md
#	炒菜/什锦蛋炒饭.md
#	炒菜/农家小炒肉（玉耳）.md
#	炒菜/农家小炒肉（鸡蛋干）.md
#	炒菜/剁椒木耳炒鸡蛋.md
#	炒菜/外婆菜炒鸡蛋.md
#	炒菜/宫保鸡丁.md
#	炒菜/家常土豆片.md
#	炒菜/家常小炒.md
#	炒菜/小炒河虾.md
#	炒菜/小炒面筋.md
#	炒菜/小炒香干.md
#	炒菜/小炒鸡丁.md
#	炒菜/小炒黄牛肉.md
#	炒菜/毛豆烧土鸡.md
#	炒菜/油渣大白菜.md
#	炒菜/清炒春菜.md
#	炒菜/清炒毛白菜.md
#	炒菜/清炒油麦菜.md
#	炒菜/清炒莴笋片.md
#	炒菜/清炒菜心.md
#	炒菜/清炒西兰花.md
#	炒菜/清炒青菜.md
#	炒菜/生炒上海青.md
#	炒菜/笋子烧肉.md
#	炒菜/笋子鸡丁盖饭.md
#	炒菜/糖醋排骨.md
#	炒菜/红烧茄子.md
#	炒菜/肥肠鸡.md
#	炒菜/胡萝卜炒木耳.md
#	炒菜/胡萝卜炒肉片.md
#	炒菜/胡萝卜炒鸡蛋.md
#	炒菜/芋儿鸡.md
#	炒菜/芹菜炒香干.md
#	炒菜/芹菜香干炒肉丝.md
#	炒菜/莴笋丝炒鸡蛋.md
#	炒菜/菠萝咕咾肉时蔬饭.md
#	炒菜/蒜泥菠菜.md
#	炒菜/蚕豆炒鸡蛋.md
#	炒菜/西红柿炒鸡蛋.md
#	炒菜/贵州风味辣子鸡.md
#	炒菜/酸辣土豆丝.md
#	炒菜/酸辣海带丝.md
#	炒菜/青椒炒豆芽.md
#	炒菜/青椒炒鸡蛋.md
#	炒菜/香椿炒鸡蛋.md
#	炒菜/鱼香肉丝.md
#	炒菜/鱼香肉丝盖饭.md
#	炖菜/土豆牛腩.md
#	炖菜/梅干菜凤爪翅.md
#	炖菜/白菜炖豆腐.md
#	炖菜/红烧鱼块.md
#	炖菜/香辣鸡杂.md
#	炖菜/鸡血汤.md
#	炸品/香脆薯饼.md
#	烤类/烤肠.md
#	烫菜/浇汁西兰花.md
#	烫菜/特色热干面.md
#	烫菜/葱油拌面.md
#	烫菜/葱油菜心.md
#	烫菜/葱油菜苔.md
#	烫菜/香脆木耳.md
#	烫菜/麻辣鸡块.md
#	煮锅/冒烤鸭.md
#	煮锅/嗨嗨锅（泡椒鸡米花米线）.md
#	煮锅/嗨嗨锅（番茄肥牛锅）.md
#	煮锅/嗨嗨锅（酸菜鱼米线）.md
#	煮锅/嗨嗨锅（鲜蔬锅）.md
#	煮锅/金汤酸菜鱼.md
#	煮锅/金汤酸菜鱼（大份）.md
#	砂锅菜/砂锅三鲜豆腐.md
#	砂锅菜/砂锅原味鸡汤米线.md
#	砂锅菜/砂锅木瓜.md
#	砂锅菜/砂锅泡椒鸡米花米线.md
#	砂锅菜/砂锅牛杂煲.md
#	砂锅菜/砂锅番茄米线.md
#	砂锅菜/砂锅腐竹.md
#	砂锅菜/砂锅酸菜鱼.md
#	砂锅菜/酸菜肥肠煲.md
#	蒸菜/三色虾仁.md
#	蒸菜/农家蒸蛋.md
#	蒸菜/凤爪蒸豆米.md
#	蒸菜/剁椒鱼头.md
#	蒸菜/奥尔良鸡翅.md
#	蒸菜/松糕.md
#	蒸菜/梅菜扣肉.md
#	蒸菜/活珠子.md
#	蒸菜/白切鸡.md
#	蒸菜/秘汁卤肉饭.md
#	蒸菜/竹笋蒸鸡翅.md
#	蒸菜/粉蒸肉.md
#	蒸菜/粗粮盒.md
#	蒸菜/肉饼蒸蛋.md
#	蒸菜/胡萝卜牛肉.md
#	蒸菜/葱油鸡.md
#	蒸菜/蒜蓉粉丝虾.md
#	蒸菜/蜜汁南瓜.md
#	蒸菜/酱椒蒜香片片鱼.md
#	蒸菜/酱蒸白干.md
#	蒸菜/酱蒸豆腐.md
#	蒸菜/酱香小河虾.md
#	蒸菜/风干牛肉蒸白干.md
#	蒸菜/香肠蒸豆米.md
#	蒸菜/香芋蒸排骨.md
#	蒸菜/香辣血旺.md
#	蒸菜/鸡汁辣鱼.md

.vitepress/navSidebar.ts

@@ -42,7 +42,7 @@ export function generateNavAndSidebar(rootDir: string) {
 
   for (const dir of sections) {
     const abs = path.join(rootDir, dir)
-  const files = fs
+    const files = fs
       .readdirSync(abs)
       .filter((f) => isMarkdown(path.join(abs, f)))
       .sort(sortByPinyinOrName)
@@ -50,9 +50,12 @@ export function generateNavAndSidebar(rootDir: string) {
     // Build sidebar for this section
     const items: SidebarItem[] = files.map((f) => ({
       text: titleFromName(f),
-  link: `/${encodeURI(dir)}/${encodeURI(f)}`,
+      link: `/${encodeURI(dir)}/${encodeURI(f)}`,
     }))
 
+    // Find README.md、readme.md、index.md
+    const readme = ['README.md', 'readme.md', 'index.md'].find((n) => fs.existsSync(path.join(abs, n)))
+
     if (items.length > 0) {
       sidebar[`/${dir}/`] = [
         {
@@ -60,11 +63,12 @@ export function generateNavAndSidebar(rootDir: string) {
           items,
         },
       ]
-
-      // First doc becomes nav link for section
-      nav.push({ text: dir, link: items[0].link! })
+      if (readme) {
+        nav.push({ text: dir, link: `/${encodeURI(dir)}/${encodeURI(readme)}` })
+      } else {
+        nav.push({ text: dir, link: items[0].link! })
+      }
     } else {
-      // Empty section: still show in nav to directory index if exists
       nav.push({ text: dir, link: `/${encodeURI(dir)}/` })
     }
   }