Refactor init command (#1117)

assets/project-templates/model/src/init.luau

@@ -2,4 +2,4 @@ return {
 	hello = function()
 		print("Hello world, from {project_name}!")
 	end,
-}
+}

assets/project-templates/place/src/client/init.client.luau

@@ -0,0 +1 @@
+print("Hello world, from client!")

assets/project-templates/place/src/server/init.server.luau

@@ -0,0 +1 @@
+print("Hello world, from server!")

assets/project-templates/place/src/shared/Hello.luau

@@ -0,0 +1,3 @@
+return function()
+	print("Hello, world!")
+end

assets/project-templates/plugin/src/init.server.luau

@@ -0,0 +1 @@
+print("Hello world, from plugin!")