ad list script

scripts/list.lua

@@ -0,0 +1,10 @@
+function main(...)
+    local packages = {}
+    for _, dir in ipairs(os.dirs(path.join("packages", "*", "*"))) do
+        local package = path.filename(dir)
+        local key = package:sub(1, 1)
+        packages[key] = packages[key] or {}
+        table.insert(packages[key], package)
+    end
+    print(packages)
+end