docs: update readme with some instructions

README.md

@@ -63,22 +63,55 @@ dart pub global activate melos
 
 Then bootstrap with `melos bs`.
 
----
+### Create a new package
 
-## Usage
+Create a new package in `packages/` folder.
 
-You can add any package of the `packages/` sub directory in your project.
-
-```yaml
-dependencies:
-  wyatt_analysis:
-    git:
-      url: ssh://git@git.wyatt-studio.fr:993/Wyatt-FOSS/wyatt-packages.git
-      ref: wyatt_analysis-v2.0.0
-      path: packages/wyatt_analysis
+```shell
+dart create -t package-simple wyatt_<name>
 ```
 
-Here you can change `package name` and `package version`.
+Remove any `example/` subfolder. Then create a new sample project.
+
+```shell
+flutter create --platforms android --project-name <name>_example example
+```
+
+Then bootstrap project with `melos bs` command.
+
+### Convention
+
+#### Naming
+
+In the previous instructions `<name>` variable is important. 
+It have to be clear and intelligible.
+
+You **MUST** use underscores.
+
+You **MUST** use `wyatt` prefix for package.
+
+You **MUST** name example with specific name.
+
+For example, if name is CRUD BLOC
+- name will be crud_bloc
+- so the package will be: `wyatt_crud_bloc`
+- and the example will be: `crud_bloc_example`
+
+#### Commits
+
+See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
+
+tl;dr : `type(scope): description` where type can be **feat, fix, docs, chores, ci, perf, refactor, style, test**, and scope is package name.
+
+examples:
+
+- `feat(auth): add AWS support.` = add a feature in authentication_bloc package.
+- `docs: update readme.` = update **this** readme file.
+- `fix(crud)!: fix bug in awesome() function.` = fix a bug, `!` is important and indicate `BREAKING CHANGES`.
+
+Conventional commits are important for `melos version` command !
+
+#### Badging
 
 In the package `readme.md` file, please specify the supported SDK:
 
@@ -97,6 +130,23 @@ or
 
 ---
 
+## Usage
+
+You can add any package of the `packages/` sub directory in your project.
+
+```yaml
+dependencies:
+  wyatt_analysis:
+    git:
+      url: https://git.wyatt-studio.fr/Wyatt-FOSS/wyatt-packages
+      ref: wyatt_analysis-v2.0.0
+      path: packages/wyatt_analysis
+```
+
+Here you can change `package name` and `package version`.
+
+---
+
 ## Status
 
 ![Status: Experimental](https://img.shields.io/badge/Status-WIP-red?style=flat-square)