Init & build scripts (#1886)

* Init script

README.md

@@ -99,14 +99,15 @@ More details of KAGOME development can be found within the [supported features](
 
 #### Prerequisites
 
-For now, please refer to the [Dockerfile](housekeeping/docker/kagome-dev/minideb.Dockerfile) to get a picture of what you need for a local build-environment.
-
+If you are using a Debian Linux system, the following command allows you to build KAGOME:
 
 ```sh
-git clone https://github.com/soramitsu/kagome
+git clone https://github.com/qdrvm/kagome
 cd kagome
+sudo chmod +x scripts/init.sh scripts/build.sh
 
-make build
+sudo ./scripts/init.sh
+./scripts/build.sh
 ```
 
 You will get KAGOME binary in the `build/node/` folder

scripts/.env

@@ -0,0 +1,8 @@
+RUST_VERSION=nightly-2022-11-20
+RUSTUP_HOME=~/.rustup
+CARGO_HOME=~/.cargo
+
+CMAKE_VERSION="3.25"
+CMAKE_CORE_NUMBER=6
+
+PATH="${CARGO_HOME}/bin:${PATH}"

scripts/build.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+set -ex
+current_dir=$(dirname $(readlink -f "$0"))
+parent_dir=$(dirname "$current_dir")
+cd $parent_dir
+
+set -a; source $current_dir/.env; set +a #include .env vars 
+
+source $parent_dir/venv/bin/activate
+$parent_dir/venv/bin/cmake -H. -Bbuild -DCMAKE_BUILD_TYPE=Release
+$parent_dir/venv/bin/cmake --build build --target kagome -j ${CMAKE_CORE_NUMBER}

scripts/init.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+set -ex
+current_dir=$(dirname $(readlink -f "$0"))
+parent_dir=$(dirname "$current_dir")
+cd $parent_dir
+
+set -a; source $current_dir/.env; set +a #include .env vars 
+
+apt update
+apt install --no-install-recommends -y build-essential git gcc ca-certificates python-is-python3 python3-pip python3-venv curl libgmp-dev
+
+python3 -m venv "$parent_dir/venv"
+
+echo "Python environment created successfully in $parent_dir/venv"
+
+$parent_dir/venv/bin/pip install --no-cache-dir cmake==${CMAKE_VERSION} gitpython requests
+
+curl https://sh.rustup.rs -sSf | sh -s -- -y --default-toolchain ${RUST_VERSION} && \
+    rustup default ${RUST_VERSION}