updated readme

README.md

@@ -6,7 +6,36 @@
 <img src="readme_ims/schaltung.svg" alt="alt text" title="image Title"/>
 
 ## Build
-Build and flash with platform.io 
+Build and flash with platform.io https://platformio.org/
+<ol>
+<li>
+clone the repository
+https:
+
+```
+git clone https://gitlab.cvh-server.de/sdohm/ws2812b-esp-ha-integration.git
 ```
+ssh:
 
-```
\ No newline at end of file
+```
+git clone git@gitlab.cvh-server.de:sdohm/ws2812b-esp-ha-integration.git
+```
+</li>
+<li>
+update example secret.h in /lib/secrets/secrets.h
+
+```
+#define WIFI_SSID "WIFISSID"
+#define WIFI_PASSWORD "WIFIPASSWORD"
+#define CLIENT_ID "CLIENT_ID"
+#define CLIENT_USERNAME "CLIENT_USERNAME"
+#define CLIENT_PW "CLIENT_PW"
+```
+</li>
+<li>
+In platformio, open the cloned folder as a project.
+</li>
+<li>
+Build the project and upload it to esp32.
+</li>
+</ol>