fix(README.md) Codacy style

Description for daemon, CLI and UI

README.md

@@ -105,3 +105,33 @@ We use open-source technologies like [WireGuard®](https://www.wireguard.com/),
 ### Legal
  [WireGuard](https://wireguard.com/) is a registered trademark of Jason A. Donenfeld.
 
+### Contribution
+
+**You have a working Go environment**
+
+Clone the project into your preferred path. We recommend just cloning into the GOPATH.
+
+```bash
+mkdir -p $GOPATH/src/github.com/netbirdio
+cd $GOPATH/src/github.com/netbirdio
+git clone git@github.com:netbirdio/netbird.git
+cd netbird
+go build ./...
+```
+**Sidenote**
+*`libayatana-appindicator3-dev` might be needed for developing 
+the client-ui [ui](https://github.com/netbirdio/netbird/tree/main/client/ui) on debian based distros.*<br>
+
+**Sidenote**
+*The command won't produce a binary, but only check for working builds.
+If you want to produce a binary, you need to `cd` into the specific subproject and use `go build`.*
+
+**To run the tests run**
+
+```bash
+go test -exec sudo ./...
+```
+
+The tests need to be executed with sudo permissions, as our integration tests need to create network interfaces.
+
+For further information about contributing to the Netbird project, please refer to our [documentation](https://netbird.io/docs/development/contributing).

docs/architecture.md

@@ -1,2 +1,6 @@
 ### Architecture
-TODO
+
+**Our docs have moved to a separate [repository](https://netbird.io/docs).** <br>
+
+To get more insight into netbird's architecture refer to this [documentation](https://netbird.io/docs/overview/architecture).
+