chore: update CONTRIBUTING.md (#160)

Author: nmerget

CONTRIBUTING.md

@@ -3,19 +3,20 @@
 ## Installation
 
 - Clone the source code of [godot](https://github.com/godotengine/godot):
-  - `git clone git@github.com:godotengine/godot.git` or
-  - `git clone https://github.com/godotengine/godot.git`
-- This branch uses version `4.4` so checkout the version with: `git checkout 4.4`
+    - `git clone git@github.com:godotengine/godot.git` or
+    - `git clone https://github.com/godotengine/godot.git`
+- This branch uses version `4.5` so checkout the version with: `git checkout 4.5`
 - Clone this module and put it into `godot/modules/GodotJS`:
-  - `git clone git@github.com:godotjs/GodotJS.git godot/modules/GodotJS` or
-  - `git clone https://github.com/godotjs/GodotJS.git godot/modules/GodotJS`
-- Download the prebuilt v8 from [GodotJS-Dependencies](https://github.com/ialex32x/GodotJS-Dependencies/releases):
-  - `curl https://github.com/ialex32x/GodotJS-Dependencies/releases/download/v8_12.4.254.21_r13/v8_12.4.254.21_r13.zip --output your/download/path/v8.zip`
-  - `7z x -o "YourGodotEngineSource/modules/GodotJS" your/download/path/v8.zip`
+    - `git clone git@github.com:godotjs/GodotJS.git godot/modules/GodotJS` or
+    - `git clone https://github.com/godotjs/GodotJS.git godot/modules/GodotJS`
 - [Recompile the godot engine](https://docs.godotengine.org/en/4.4/development/compiling/index.html)
-  - Windows: `scons platform=windows`
-  - MacOS: `scons platform=macos arch=arm64`
-  - **Hint**: To enable unit tests you need to add `tests=true` to `scons` arguments
+    - Windows: `scons platform=windows`
+    - MacOS: `scons platform=macos arch=arm64`
+
+### Hints
+
+- To enable unit tests you need to add `tests=true` to `scons` arguments
+- To debug C++ code in [CLion](https://docs.godotengine.org/en/4.4/contributing/development/configuring_an_ide/clion.html#importing-the-project) you might need to add `compiledb=yes` to `scons` arguments once
 
 ## Project Structure
 
@@ -53,3 +54,14 @@ Before submitting your PR add a [Changeset](https://github.com/changesets/change
 
 - From the root, run `pnpm run changeset` and follow the CLI instructions
 - You can add a full description of your change in Markdown format
+
+## Pre-release as maintainer
+
+If you want to create a pre-release to test build targets you need to [draft a new release](https://github.com/godotjs/GodotJS/releases/new):
+
+- Create a new tag like `v1.2.3-test-xyz` and use the same name for the release title.
+- Next you can select a target branch - you don't have to pick `main`.
+- Make sure to check the `Set as a pre-release` checkbox.
+- Release notes are optional
+
+![Overview how to create pre release](docs/create-pre-release.png)