[README] fix some AI formatting

README.md

@@ -34,24 +34,32 @@ Install:
 - [Nix](https://nixos.org/download/)
 - [Docker Compose](https://docs.docker.com/compose/install/).
 
-Add yourself to the `docker` group (replace `myusername` with your username):
-```
+Add yourself to the `docker` group (replace `myusername` with your username).
 
 ### Getting the source code
 
 ```bash
 git clone https://gitlab.iscpif.fr/gargantext/haskell-gargantext.git && cd haskell-gargantext
+```
+
 ### Building Gargantext
 
 #### Building the Backend
 
 Run the install script to build, test, and document:
+```bash
 ./bin/install
+```
 
 #### Building the Frontend
 This builds GarganText, runs tests, and generates documentation.
+
 Move into the `purescript-gargantext/` directory, then run the install script:
+```bash
+./bin/install
+```
 Run the script in `purescript-gargantext/`:
+```
 cd purescript-gargantext && ./bin/install && cd ..
 ```