update readme

Author: maneeshaxyz

README.md

@@ -3,8 +3,7 @@
 JMAP (JSON Meta Application Protocol) is a modern, efficient protocol for synchronizing email, calendars, and contacts over HTTP using JSON. It handles large datasets efficiently, supports push updates, and provides a consistent, easy-to-use interface across platforms.
 
 
-# Dev Setup
-
+### Setup
 - Clone the repository using 
 ```
 git clone github.com/maneeshaxyz/jmap
@@ -14,3 +13,16 @@ git clone github.com/maneeshaxyz/jmap
 ``` 
 openssl req -x509 -newkey rsa:4096 -nodes -keyout server.key -out server.crt -days 365 -subj "/CN=localhost"
 ```
+
+### Build (source or dockerfile)
+- build from source:
+
+```
+make
+```
+
+- as dockerfile
+
+```
+make drun
+```