1000i100 (!35)

* Update README.md

* Add Install instruction

README.md

@@ -6,8 +6,18 @@ Using
 - https://github.com/duniter/substrate
 - https://github.com/duniter/subxt
 
+## Install
 Download from [release](https://git.duniter.org/clients/rust/gcli-v2s/-/releases) or build with `cargo build`.
 
+On debian derived systems you can also : 
+check on [release](https://git.duniter.org/clients/rust/gcli-v2s/-/releases) page for latest version then in bash cli :
+```
+GCLI_VERSION={change me with latest version (0.2.14 in 2024 summer) and remove {}}
+wget https://git.duniter.org/clients/rust/gcli-v2s/-/jobs/artifacts/$GCLI_VERSION/raw/target/debian/gcli_$GCLI_VERSION-1_amd64.deb?job=build_linux
+mv gcli_* gcli_package.deb
+dpkg -i gcli_package.deb
+```
+
 ## Usage
 
 If using a different runtime, update the metadata for the client to compile: