add endpionts for cuid2 and ksuid

app.rb

@@ -12,6 +12,8 @@ require "securerandom"
 require "random/formatter"
 require "ulid"
 require "anyflake"
+require "cuid2"
+require "ksuid"
 
 require "jwt"
 
@@ -362,6 +364,24 @@ get "/snowflake" do
   end
 end
 
+get "/cuid2" do
+  n = params.fetch(:n, 1).to_i
+  stream do |out|
+    n.times do |_|
+      out << format("%s\n", Cuid2.generate)
+    end
+  end
+end
+
+get "/ksuid" do
+  n = params.fetch(:n, 1).to_i
+  stream do |out|
+    n.times do |_|
+      out << format("%s\n", KSUID.new)
+    end
+  end
+end
+
 post "/quit" do
   Process.kill("TERM", ppid)
   nil