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/drink/耙耙柑茶/耙耙柑茶.md

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+# How to Make Pa Pa Gan Tea
+
+![citrus-tea](citrus-tea.jpg)
+
+Estimated Cooking Difficulty: ★★
+
+## Essential Ingredients and Tools
+
+- Ingredients:
+  - Pa Pa Gan (see additional content for substitutes)
+  - Jasmine Green Tea
+  - Ice Cubes
+  - [Sucrose Syrup](../../condiment/sucrose-syrup/sucrose-syrup.md) (optional)
+- Tools
+  - Blender
+
+## Measurements
+
+Yield: One serving, approximately 300 ml
+
+- Pa Pa Gan: 1–2 pieces (over 200 g)
+- Jasmine Green Tea: 2–4 g
+- Ice Cubes: 60 g
+- 1:1 Sucrose Syrup: 10 g (optional)
+
+## Instructions
+
+- Prepare Jasmine Green Tea (recommended ratio => Tea : Water : Ice = 1–2 : 50 : 30)
+  - Weigh 2–4 g of tea leaves and place them in a container. Add 100 ml of boiling water and steep for 6 minutes.
+  - Add 60 g of ice cubes to the brewed tea to cool it down. Stir to accelerate cooling.
+  - Once the ice has melted, strain the tea leaves to obtain approximately 160 ml of jasmine green tea.
+- Final Preparation
+  - Select a cup; a transparent glass with a capacity of about 300 ml is recommended.
+  - Separate the segments of the Pa Pa Gan, remove the outer skin, and collect the flesh.
+  - Add 130 g of the flesh and 130 ml of jasmine green tea to the blender.
+  - Pour in 10 g of sucrose syrup (optional; add if you prefer a sweeter taste).
+  - Secure the lid and blend for 20 seconds. Pour the blended mixture into the cup.
+  - Take a small amount of the flesh, tear it into pieces, and sprinkle it on top of the drink.
+
+Enjoy!
+
+## Additional Information
+
+- Pa Pa Gan can be substituted with other citrus fruits that are easy to separate into segments, such as Chou Ju (Honey Mandarin).
+- The ratio of flesh to tea is 1:1. If you wish to prepare a larger quantity, increase the ingredients proportionally.
+
+If you encounter any issues or have suggestions for improvement while following this guide, please submit an Issue or Pull request.