feat: reference ckb-ruby-scripts as submodule scripts/ and replace co…

…ntracts/ with it

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "scripts"]
+	path = scripts
+	url = https://github.com/nervosnetwork/ckb-ruby-scripts.git

lib/ckb/udt_wallet.rb

@@ -5,11 +5,11 @@
 require "securerandom"
 
 module Ckb
-  UNLOCK_SCRIPT = File.read(File.expand_path("../../../contracts/udt/unlock.rb", __FILE__))
-  UNLOCK_SINGLE_CELL_SCRIPT = File.read(File.expand_path("../../../contracts/udt/unlock_single_cell.rb", __FILE__))
-  CONTRACT_SCRIPT = File.read(File.expand_path("../../../contracts/udt/contract.rb", __FILE__))
-  FIXED_AMOUNT_GENESIS_UNLOCK_SCRIPT = File.read(File.expand_path("../../../contracts/fixed_amount_udt/genesis_unlock.rb", __FILE__))
-  FIXED_AMOUNT_CONTRACT_SCRIPT = File.read(File.expand_path("../../../contracts/fixed_amount_udt/contract.rb", __FILE__))
+  UNLOCK_SCRIPT = File.read(File.expand_path("../../../scripts/udt/unlock.rb", __FILE__))
+  UNLOCK_SINGLE_CELL_SCRIPT = File.read(File.expand_path("../../../scripts/udt/unlock_single_cell.rb", __FILE__))
+  CONTRACT_SCRIPT = File.read(File.expand_path("../../../scripts/udt/contract.rb", __FILE__))
+  FIXED_AMOUNT_GENESIS_UNLOCK_SCRIPT = File.read(File.expand_path("../../../scripts/fixed_amount_udt/genesis_unlock.rb", __FILE__))
+  FIXED_AMOUNT_CONTRACT_SCRIPT = File.read(File.expand_path("../../../scripts/fixed_amount_udt/contract.rb", __FILE__))
 
   class TokenInfo
     attr_reader :api

lib/ckb/wallet.rb

@@ -7,7 +7,7 @@
 require "securerandom"
 
 module Ckb
-  VERIFY_SCRIPT = File.read(File.expand_path("../../../contracts/bitcoin_unlock.rb", __FILE__))
+  VERIFY_SCRIPT = File.read(File.expand_path("../../../scripts/bitcoin_unlock.rb", __FILE__))
 
   class Wallet
     attr_reader :api