YourLocation and some persist work

build.yaml

@@ -0,0 +1,28 @@
+targets:
+  $default:
+    builders:
+      json_serializable:
+        options:
+          # Specifies a string to add to the top of every generated file.
+          #
+          # If not specified, the default is the value of `defaultFileHeader`
+          # defined in `package:source_gen/source_gen.dart`.
+          #
+          # Note: use `|` to define a multi-line block.
+          header: |
+           // Copyright (c) 2018, Comunes Association.
+
+           // GENERATED CODE - DO NOT MODIFY BY HAND
+
+          # Options configure how source code is generated for every
+          # `@JsonSerializable`-annotated class in the package.
+          #
+          # The default value for each of them: `false`.
+          #
+          # For usage information, reference the corresponding field in
+          # `JsonSerializableGenerator`.
+          use_wrappers: true
+          any_map: true
+          checked: true
+          explicit_to_json: true
+          generate_to_json_function: true