Feat/add json ld types to vec string (#629)

* use array as preferred for credential types

Signed-off-by: Ryan Tate <ryan.tate@spruceid.com>
Co-Authored-By: Joey Silberman <joey.silberman@spruceid.com>
Signed-off-by: Ryan Tate <ryan.tate@spruceid.com>

* Update crates/claims/crates/vc/Cargo.toml

* add conversion for json ld types to vec string

Signed-off-by: Ryan Tate <ryan.tate@spruceid.com>

* Update crates/json-ld/Cargo.toml

---------

Signed-off-by: Ryan Tate <ryan.tate@spruceid.com>
Co-authored-by: Joey Silberman <joey.silberman@spruceid.com>

crates/json-ld/src/lib.rs

@@ -85,7 +85,8 @@ pub trait Expandable: Sized {
 
 impl Expandable for CompactJsonLd {
     type Error = JsonLdError;
-    type Expanded<I, V> = json_ld::ExpandedDocument<V::Iri, V::BlankId>
+    type Expanded<I, V>
+        = json_ld::ExpandedDocument<V::Iri, V::BlankId>
     where
         I: Interpretation,
         V: VocabularyMut,
@@ -225,6 +226,15 @@ impl<'a> serde::Serialize for JsonLdTypes<'a> {
     }
 }
 
+impl<'a> From<JsonLdTypes<'a>> for Vec<String> {
+    fn from(value: JsonLdTypes<'a>) -> Self {
+        let mut result = Vec::with_capacity(value.len());
+        result.extend(value.static_.iter().map(|s| s.to_string()));
+        result.extend(value.non_static.into_owned());
+        result
+    }
+}
+
 pub struct WithContext<T> {
     pub context: Option<json_ld::syntax::Context>,
     pub value: T,