add build scripts for native and musl

.gitignore

@@ -1,3 +1,4 @@
 /target
 .idea/
 crsn.json5
+

build.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+set -e
+
+cargo build --release --bin launcher
+cp target/release/launcher ./out/crsn
+
+echo "Target built and copied to ./out/crsn"

build_musl.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+set -e
+
+cargo build --target x86_64-unknown-linux-musl --release --bin launcher_nox
+cp target/x86_64-unknown-linux-musl/release/launcher_nox ./out/crsn-musl
+
+echo "Target built and copied to ./out/crsn-musl"

out/.gitignore

@@ -0,0 +1,3 @@
+*
+!.gitignore
+