add build guides (#16)

Reviewed-on: http://vub63vv26q6v27xzv2dtcd25xumubshogm67yrpaz2rculqxs7jlfqad.onion/torzu-emu/torzu/pulls/16
Co-authored-by: anon <anon@noreply.localhost>
Co-committed-by: anon <anon@noreply.localhost>

build-for-android.md

@@ -0,0 +1,32 @@
+## Note: These build instructions are a work-in-progress.
+### Dependencies
+* [Android Studio](https://developer.android.com/studio)
+* [NDK 25.2.9519653 and CMake 3.22.1](https://developer.android.com/studio/projects/install-ndk#default-version)
+* [Git](https://git-scm.com/download)
+#### WINDOWS ONLY - Additional Dependencies
+  * **[Visual Studio 2022 Community](https://visualstudio.microsoft.com/downloads/)** - **Make sure to select "Desktop development with C++" support in the installer. Make sure to update to the latest version if already installed.**
+  * **[Vulkan SDK](https://vulkan.lunarg.com/sdk/home#windows)** - **Make sure to select Latest SDK.**
+### Cloning yuzu with Git
+**from Codeberg repo (the `--recursive` option automatically clones the required Git submodules):**
+```
+git clone --depth 1 --recursive https://codeberg.org/litucks/torzu.git
+cd torzu
+```
+**from Torzu repo (assuming Tor is installed as a service):**
+```
+git -c http.proxy=socks5h://127.0.0.1:9050 clone --depth 1 http://vub63vv26q6v27xzv2dtcd25xumubshogm67yrpaz2rculqxs7jlfqad.onion/torzu-emu/torzu.git
+cd torzu
+git submodule update --init --recursive
+```
+yuzu by default will be cloned into:
+* `C:\Users\<user-name>\torzu` on Windows
+* `~/torzu` on Linux
+* And wherever on macOS
+### Building
+1. Start Android Studio, on the startup dialog select `Open`.
+2. Navigate to the `torzu/src/android` directory and click on `OK`.
+3. In `Build > Select Build Variant`, select `release` or `relWithDebInfo` as the "Active build variant".
+4. Build the project with `Build > Make Project` or run it on an Android device with `Run > Run 'app'`.
+
+### Additional Resources
+https://developer.android.com/studio/intro