chore: move rules to root

rules/cd.toml

@@ -0,0 +1,26 @@
+command = "cd"
+
+[[match_err]]
+pattern = [
+	"no such file or directory",
+	"does not exist"
+]
+suggest = [
+'''
+cd {{typo[1](file)}}
+''',
+'''
+#[!shell(nu)]
+mkdir --parents {{command[1]}} && \
+cd {{command[1]}} '''
+]
+
+[[match_err]]
+pattern = [
+	"nu::shell::directory_not_found"
+]
+suggest = [
+'''
+mkdir {{command[1]}} and \
+cd {{command[1]}} '''
+]