detect project from leaf dir if no project specified

gclone

@@ -8,9 +8,12 @@ fi
 
 project="$1"
 shift
+
 token="$(pass show gitea/token/${project})"
 if [[ -z "$token" ]]; then
-  printf 'Failed to get token.\n'
+  printf 'Failed to get token for %s. ' "$project" >&2
+  print 'Must be one of:\n\n' "$project" >&2
+  pass show gitea/token >&2
   exit 1
 fi
 token_url="https://luke:${token}@git.drheck.dev/luke/${project}.git"
@@ -37,4 +40,3 @@ else
   git remote remove origin
   git push --set-upstream "$url" main
 fi
-