Move scripts dir inside hm

And remove weird path contraptions

hm/scripts/letrtes

@@ -0,0 +1,23 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i python3 --pure
+#! nix-shell -p python3
+
+import random
+import sys
+
+for line in sys.stdin:
+    nl = ""
+    word = ""
+    for c in line:
+        if c.isalpha():
+            word += c
+        else:
+            if len(word) > 3:
+                wrd = list(word)[1:-1]
+                random.shuffle(wrd)
+                nl += word[0] + "".join(wrd) + word[-1]
+            else:
+                nl += word
+            word = ""
+            nl += c
+    print(nl, end="")