update installation section

Author:    Murat Emir Cabaroğlu <murat@oyd.org.tr>

README.md

@@ -6,14 +6,19 @@ Association software by [Özgür Yazılım Derneği](https://oyd.org.tr)
 
 ```bash
 # clone the repository and get submodules
-git clone https://git.oyd.org.tr/oyd/Adunatio.git
-cd Adunatio
-git submodule init
-git submodule update
-docker-compose -f docker-compose-dev.yaml up
+git clone --recurse-submodules git@git.oyd.org.tr:oyd/Adunatio.git Adunatio
+
+# Go to project directory
+cd  Adunatio
+
+# Create a encrytion key
+ssh-keygen -t rsa -b 4096 -f ./privkey.pem
+
+# Run all system with docker
+docker-compose -f docker-compose-dev.yaml up --build -d
 ```
 
-You can access Adunatio from <http://localhost:5000> 
+You can access Adunatio from <http://localhost:5000/admin> 
 
 ### License