refactor the development.md to remove duplication and add arch specif…

DEVELOPMENT.md

@@ -21,41 +21,53 @@ The Guppy Screen uses features (filesystem) from C++17, so a gcc/g++ version (7.
 `ZBOLT` - Define it to use the Z-Bolt icon set. By default the build uses the Material Design Icons.
 `GUPPYSCREEN_VERSION` - Version string displayed in the System Panel in the UI.
 
-### Build Essentials
-Based on Ubuntu/Debian, install build essentials
+### Build Environment
 
-`sudo apt-get install -y build-essential`
+#### Ubuntu and Debian
+For Ubuntu/Debian install build essentials and libsdl2-dev packages.
 
-### Mipsel (Ingenic X2000E) - specific to the K1 SoC
-Building for the K1/Max
+`sudo apt-get install -y build-essential libsdl2-dev`
+
+#### Arch and Derivatives
+
+For Arch and derivatives install 'base-devel' and 'sdl2' packages.
+
+`sudo pacman -S base-devel sdl2`
+
+#### Mipsel Tool chain
+
+To build guppyscreen for Mipsel (Ingenic X2000E) - specific to the K1 SoC, you will need the mips-gcc720 tool chain.
 
 1. Download the toolchain [here](https://github.com/ballaswag/k1-discovery/releases/download/1.0.0/mips-gcc720-glibc229.tar.gz)
 2. `tar xf mips-gcc720-glibc229.tar.gz && export PATH=<path-to-mips-toolchain/bin>:$PATH`
-3. `git clone --recursive https://github.com/ballaswag/guppyscreen && cd guppyscreen`
-4. `unset SIMULATION && export CROSS_COMPILE=mips-linux-gnu-`
-5. `(cd lv_drivers/ && git apply ../patches/0001-lv_driver_fb_ioctls.patch)`
-6. `(cd spdlog/ && git apply ../patches/0002-spdlog_fmt_initializer_list.patch)`
-7. `make -C wpa_supplicant/wpa_supplicant/ clean && make wpaclient`
-8. `make -C libhv clean && make libhv.a`
-9. `make clean && make -j$(nproc) ### executable is in ./build/bin/guppyscreen`
 
+### The Code
+
+Clone the guppyscreen repo (and submodules) and apply a couple of patches locally.
+
+1. `git clone --recursive https://github.com/ballaswag/guppyscreen && cd guppyscreen`
+2. `(cd lv_drivers/ && git apply ../patches/0001-lv_driver_fb_ioctls.patch)`
+3. `(cd spdlog/ && git apply ../patches/0002-spdlog_fmt_initializer_list.patch)`
+
+### Mipsel (Ingenic X2000E) - specific to the K1 SoC
+Building for the K1/Max
+
+1. `unset SIMULATION && export CROSS_COMPILE=mips-linux-gnu-`
+2. `make -C wpa_supplicant/wpa_supplicant/ clean && make wpaclient`
+3. `make -C libhv clean && make libhv.a`
+4. `make clean && make -j$(nproc) ### executable is in ./build/bin/guppyscreen`
 
 ### x86_64 (Intel/AMD)
 Building and running Guppy Screen on your local machine speeds up development. Changes can tested on the local machine before rebuilding for the other architectures.
 
-1. `sudo apt-get install -y build-essential libsdl2-dev`
-2. `git clone --recursive https://github.com/ballaswag/guppyscreen && cd guppyscreen`
-3. `unset CROSS_COMPILE && export SIMULATION=1`
-4. `(cd lv_drivers/ && git apply ../patches/0001-lv_driver_fb_ioctls.patch)`
-5. `(cd spdlog/ && git apply ../patches/0002-spdlog_fmt_initializer_list.patch)`
-6. `make -C wpa_supplicant/wpa_supplicant/ clean && make wpaclient`
-7. `make -C libhv clean && make libhv.a`
-8. `make clean && make -j$(nproc) ### executable is in ./build/bin/guppyscreen`
-
+1. `unset CROSS_COMPILE && export SIMULATION=1`
+2. `make -C wpa_supplicant/wpa_supplicant/ clean && make wpaclient`
+3. `make -C libhv clean && make libhv.a`
+4. `make clean && make -j$(nproc) ### executable is in ./build/bin/guppyscreen`
 
 ### Simulation
 Guppy Screen default configurations (guppyconfig.json) is configured for the K1/Max. In order to run it remotely as a simulator build, a few thing needs to be setup.
-The following attributes need to be configured in `guppyconfig.json`
+The following attributes need to be configured in `build/bin/guppyconfig.json`
 
 1. `log_path` - Absolute path to `guppyscreen.log`. Directory must exists locally.
 2. `thumbnail_path` - Absolute path to a local directory for storing gcode thumbnails.
@@ -76,7 +88,7 @@ The following attributes need to be configured in `guppyconfig.json`
     }
   },
   "thumbnail_path": "<local_path_to_thumbnail_directory_for_storing_gcode_thumbs>",
-  "wpa_supplicant": "<path_to_the_wireless_interface_wpa_supplicant_socket-e.g. /var/run/wpa_supplicant/wlo1>
+  "wpa_supplicant": "<path_to_the_wireless_interface_wpa_supplicant_socket-e.g. /var/run/wpa_supplicant/wlo1>"
 }
 
 ```
@@ -88,7 +100,9 @@ Note: Guppy Screen currently requires running as `root` because it directly inte
 It is possible to use https://github.com/mainsail-crew/virtual-klipper-printer to start a virtual printer locally
 to make local testing and development easier.   You will need to install docker-ce and docker-compose locally.   
 
-#### Install Docker and Docker Compose
+### Install Docker and Docker Compose
+
+#### Ubuntu and Debian
 
 You can follow the instructions to get docker and docker-compose setup on Ubuntu:
 https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository
@@ -100,13 +114,15 @@ https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository
 3. `echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null`
 4. `sudo apt-get update`
 5. `sudo apt-get install docker-ce docker-compose docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin`
-6. `sudo usermod -a -G docker $USER`
 
-In order to use docker without `sudo`, you will need to logout and back in so that the `docker` group assignment takes effect.
+#### For Arch and Derivatives
+
+1. `sudo pacman -S docker docker-compose`
+2. `sudo systemctl start docker`
 
 #### Build and Start
 
 1. `git clone https://github.com/mainsail-crew/virtual-klipper-printer.git && cd virtual-klipper-printer`
-2. `docker-compose up -d`
+2. `sudo docker-compose up -d`
 
 You can now configure the guppyconfig.json `moonraker_host` to be `127.0.0.1` and `moonraker_port` to be 7125