cleaning documentation

docs/dev/dev.md

@@ -33,3 +33,5 @@ yarn
 ```bash
 yarn dev
 ```
+
+Please use the [issue board](https://framagit.org/les/gancio/-/boards) and the [forum](https://framavox.org/g/hMXTDgtJ/gancio) to discuss any modification.

docs/dev/locales.md

@@ -6,4 +6,4 @@ parent: Hacking
 ---
 
 ### Add a new locale
-watch this commit https://framagit.org/les/gancio/commit/cd95c7eb3b9e4bc4832a7b33d8d79b4fd3cbda2d
+watch [this commit](https://framagit.org/les/gancio/commit/cd95c7eb3b9e4bc4832a7b33d8d79b4fd3cbda2d)

docs/dev/migration.md

@@ -5,14 +5,7 @@ permalink: /dev/migration
 parent: Hacking
 ---
 
-### Migration
-If you need to modify the db's structure while hacking, it's super easy,
-just change `server/api/models/`.  
-
-If you then decide that your changes are good for production, a
-sequelize migration is needed:
-
-#### Create a migration:
-`./node_modules/.bin/sequelize migration:generate --name your_migration`
+If you need to modify the db's structure while hacking, just change `server/api/models/` and 
+remember to create a migration, to understand how things works [check the sequelize documentation](https://sequelize.org/master/manual/migrations.html)