Edit readme, Add LICENSE file

+MIT License
+
+Copyright (c) 2022 HWANG SUN HYUK
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESSFOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE. 

 # ☔️ Weather Chatbot
 
+## About the project
+
 Very Simple weather chatbot web-app that show weather information based on longitude and altitude.
-The main goal of this project is not to make something useful but to learn as much as possible.
+The main goal of this project is not to make something useful but to learn/use as much as possible.
+
+## Getting Started (Installation)
+
+## Usage
+
+## Roadmap
+
+## License
+
+This web-app uses... MIT License
 
-## Tools & Languages
+## Contact