feature/add impl (#6)

* format code

* with object gen and args

* add implementation

* add rust generator

* reset generated code

* add basic output

* reset output

* add object

* add format function

* with opts

* fix vec

* add context to unwrap

* fix arguments

* with function body

* first complete generation: Still missing Vec<Obj>

* run full alpine

* add roadmap item

crates/dagger-core/src/introspection.rs

@@ -161,6 +161,9 @@ pub struct FullTypeFields {
     pub type_: Option<FullTypeFieldsType>,
     pub is_deprecated: Option<bool>,
     pub deprecation_reason: Option<String>,
+
+    #[serde(skip)]
+    pub parent_type: Option<FullType>,
 }
 
 #[derive(Clone, Debug, Deserialize)]