Update README with a migration guide

Author: mrexodia

README.md

@@ -27,6 +27,16 @@ cmake --build build
 
 Alternatively you can check out the [cmkr topic](https://github.com/topics/cmkr), the [build-cpp organization](https://github.com/build-cpp) or the [tests](https://github.com/build-cpp/cmkr/tree/main/tests) for more examples and templates. You can also check out the [documentation](https://build-cpp.github.io/cmkr).
 
+### Migrating an existing project
+
+When migrating an existing project it's easiest to download a [cmkr release](https://github.com/build-cpp/cmkr/releases) and put `cmkr` in your PATH. Then go to your project directory and run:
+
+```
+cmkr init
+```
+
+This will bootstrap `cmake.toml` and `CMakeLists.txt` that you can then build as normal with CMake.
+
 ## Command line
 
 Optionally you can install `cmkr` in your `PATH` and use it as a utility from the command line:

docs/getting-started.md

@@ -14,4 +14,14 @@ cmake -B build
 cmake --build build
 ```
 
-Alternatively you can check out the [cmkr topic](https://github.com/topics/cmkr) or the [build-cpp organization](https://github.com/build-cpp) for more examples and templates.
+Alternatively you can check out the [cmkr topic](https://github.com/topics/cmkr) or the [build-cpp organization](https://github.com/build-cpp) for more examples and templates.
+
+### Migrating an existing project
+
+When migrating an existing project it's easiest to download a [cmkr release](https://github.com/build-cpp/cmkr/releases) and put `cmkr` in your PATH. Then go to your project directory and run:
+
+```
+cmkr init
+```
+
+This will bootstrap `cmake.toml` and `CMakeLists.txt` that you can then build as normal with CMake.

docs/index.md

@@ -6,7 +6,7 @@ nav_order: 0
 
 # Index
 
-`cmkr`, pronounced "cmaker", is a modern build system based on [CMake](https://cmake.org/) and [TOML](https://toml.io). It was originally created by [Mohammed Alyousef](https://github.com/MoAlyousef).
+`cmkr`, pronounced "cmaker", is a modern build system based on [CMake](https://cmake.org/) and [TOML](https://toml.io).
 
 `cmkr` parses `cmake.toml` files and generates a modern, idiomatic `CMakeLists.txt` for you. A minimal example: