chore: add lint rules for ordered lists in 操作 section and no HTML comments

- Enforce ordered lists (1. 2. 3.) in ## 操作 sections
- Forbid HTML comments in recipe files (template exempted)
- Convert all existing dishes to comply with new rules
- Fix vague measurements (少许 → 2段葱段) in 南派红烧肉
- Fix markdownlint MD032 (blanks around lists) across all files

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

dishes/meat_dish/小米辣炒肉.md

@@ -35,10 +35,10 @@
 
 ## 操作
 
-* 将小米辣洗净，斜刀切大一点
-* 肉的话，想切丝切丝，想切片切片，倒入调料（生抽、蚝油、盐）腌制 5 分钟
-* 热锅倒油，先把肉炒好盛起
-* 姜蒜爆香，倒入豆瓣酱翻炒，到入切好的小米辣，再倒入瘦肉，翻炒一下，放点生抽、鸡精、盐、糖翻炒
+1. 将小米辣洗净，斜刀切大一点
+2. 肉的话，想切丝切丝，想切片切片，倒入调料（生抽、蚝油、盐）腌制 5 分钟
+3. 热锅倒油，先把肉炒好盛起
+4. 姜蒜爆香，倒入豆瓣酱翻炒，到入切好的小米辣，再倒入瘦肉，翻炒一下，放点生抽、鸡精、盐、糖翻炒
 
 ## 附加内容