chore: 迁移配置文件和环境脚本到local目录

将docker-compose.yml、Dockerfile、init.sql、docker_password.txt、app.conf和init_env.sh等配置文件从FreetalkClubDev目录迁移到local目录，以便统一管理和维护

local/init.sql

@@ -0,0 +1,6 @@
+GRANT ALL PRIVILEGES ON *.* TO 'kennyyang'@'%';
+USE mysql;
+ALTER USER 'kennyyang'@'%' IDENTIFIED WITH mysql_native_password BY '!Ybw324!';
+ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '!Ybw324!' PASSWORD EXPIRE NEVER;
+ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '!Ybw324!' PASSWORD EXPIRE NEVER;
+FLUSH PRIVILEGES;