rails-generate: add page (#2794)

pages/common/rails-generate.md

@@ -0,0 +1,19 @@
+# rails generate
+
+> Generate new Rails templates in an existing project.
+
+- List all available generators:
+
+`rails generate`
+
+- Generate a new model:
+
+`rails generate model {{model_name}}`
+
+- Generate a new controller:
+
+`rails generate controller {{controller_name}}`
+
+- Generate a scaffold for a new model:
+
+`rails generate scaffold {{model_name}}`