Add English translations for all 379 recipe and tip files

Use dotlang AI translation (aiursoft-instruct:latest via Ollama) to
translate all Chinese content to English under en/ subfolder:
- en/dishes/: all recipe categories (aquatic, breakfast, condiment,
  dessert, drink, meat_dish, semi-finished, soup, staple, vegetable_dish)
- en/tips/: learn/ and advanced/ cooking guides
- en/README.md, en/CONTRIBUTING.md, en/CODE_OF_CONDUCT.md

The mkdocs-static-i18n plugin (docs_structure: folder) serves Chinese
at the root and English at /en/, with a language switcher in the UI.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

en/dishes/staple/麻油拌面.md

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+
+# How to Make Sesame Oil Tossed Noodles
+
+A frugal, lazy person's dish: Sesame Oil Tossed Noodles. We all have moments where we want to save money. Here is a personal recipe that is both filling and budget-friendly. It requires very few steps: simply boil, drain, and eat.
+
+- For single friends who are too lazy to go out and don't want to spend money, this is an easy meal.
+- For non-single friends who want to save money and let their girlfriends pay, this is also an easy meal.
+
+Estimated Cooking Difficulty: ★
+
+## Essential Ingredients and Tools
+
+* Air-dried quick-cooking noodles / any brand of quick-cooking noodles (without seasoning packets)
+* Sesame oil
+* Pepper powder
+* Dark soy sauce
+* Salt
+
+## Measurements
+
+Per serving:
+
+* Water: 1 liter
+* Quick-cooking noodles: 1 block
+* Sesame oil: 15 ml
+* Dark soy sauce: 10 g
+* Salt: 30 g (optional; not all 30g of salt will be consumed)
+* Pepper powder: 10 g
+* Light soy sauce: 5 g (optional)
+
+## Instructions
+
+* Pour water into a pot and bring to a boil. (If you prefer chewy noodles, add 30g of salt to the water; noodles boiled in salted water will be chewier.)
+* Add the quick-cooking noodles to the pot and cook for 3 minutes (you can also refer to the cooking time specified by the specific brand of noodles).
+* Once the noodles start to separate, begin stirring to ensure even heating.
+* Drain the water and transfer the noodles to a bowl.
+* Add the sesame oil, dark soy sauce, pepper powder, and light soy sauce (optional) according to the measurements above.
+* Mix thoroughly with chopsticks.
+* Your simple, budget-friendly, lazy sesame oil tossed noodles are ready to enjoy!
+
+## Additional Information
+
+If you encounter any issues or have suggestions for improvement while following this guide, please submit an Issue or Pull request.