Adds deb building scripts

core/kordophoned/README.md

@@ -14,6 +14,17 @@ strip -s target/release/kordophoned
 cargo generate-rpm
 ```
 
+# Building DEB
+
+Make sure cargo-deb is installed, `cargo install cargo-deb`.
+
+Then:
+
+```bash
+cd core
+cargo deb -p kordophoned
+```
+
 ## Running on macOS
 
 Before any client can talk to the kordophone daemon on macOS, the XPC service needs to be manually registered with launchd. 
@@ -34,4 +45,3 @@ and the following in Info.plist:
 <key>MachServices</key><dict><key>net.buzzert.kordophonecd</key><true/></dict>
 <key>KeepAlive</key><true/>
 ```
-