Added script to quickly set-up for the new challenge

new.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+mkdir -p $1/$2
+cd $1/$2
+cat > go.mod << EOM
+module AoC/$1/$2
+
+require AoC/$1/common v0.0.0
+
+require github.com/joho/godotenv v1.4.0 // indirect
+
+replace AoC/$1/common v0.0.0 => ../common
+
+go 1.17
+EOM
+
+go get AoC/$1/common@v0.0.0
+
+cat > main.go << EOM
+package main
+
+import (
+	aoc "AoC/2021/common"
+	"bufio"
+)
+
+func main() {
+	challenge := aoc.New($1, $2)
+
+	challenge.Test(\`\`, []int{-1, -1})
+
+	challenge.Solution(1, func (input *bufio.Scanner) int {
+		return 0
+	})
+
+	challenge.Solution(2, func (input *bufio.Scanner) int {
+		return 0
+	})
+}
+EOM