refactor: move original quest content into each quest's zh-TW folder

quests/execute/zh-TW/home/commands/lucky

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+echo "I am SO LUCKY!!!"

quests/execute/zh-TW/home/dog

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+echo "你執行了 dog 檔案"
+echo "汪汪汪"
+sleep 1
+echo "你知道嗎？"
+sleep 1
+echo "我比貓還厲害"

quests/execute/zh-TW/home/hello.txt

@@ -0,0 +1 @@
+Hello! This is a file hello.txt