Update README

Author: piashcse

README.md

@@ -42,3 +42,21 @@ Movie App using [The Movie DB](https://www.themoviedb.org) and build with react-
 [![Web](https://img.shields.io/badge/-web-grey?logo=appveyor)](https://piashcse.github.io/)
 [![Medium](https://img.shields.io/badge/-medium-grey?logo=medium)](https://medium.com/@piashcse)
 [![Linkedin](https://img.shields.io/badge/-linkedin-grey?logo=linkedin)](https://www.linkedin.com/in/piashcse/)
+
+# License
+```
+Copyright 2023 piashcse (Mehedi Hassan Piash)
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+