adding just

02-just.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+set -e
+rm -f "$HOME/.local/bin/just"
+curl --proto '=https' --tlsv1.2 -sSf https://just.systems/install.sh | bash -s -- --to "$HOME/.local/bin"
+
+cargo install just-lsp