Add zCap v0.3 context.

Signed-off-by: Dmitri Zagidulin <dzagidulin@gmail.com>

Author: dmitrizagidulin

package.json

@@ -29,6 +29,7 @@
     "@digitalbazaar/data-integrity-context": "^2.0.0",
     "@digitalbazaar/vc-bitstring-status-list-context": "^1.0.0",
     "@digitalbazaar/vc-status-list-context": "^3.0.1",
+    "@digitalbazaar/zcap-context": "^2.0.1",
     "@digitalcredentials/credentials-v2-context": "^1.0.0",
     "@digitalcredentials/crypto-ld": "^7.0.2",
     "@digitalcredentials/dcc-context": "^1.0.0",

src/declarations.d.ts

@@ -24,3 +24,4 @@ declare module 'react-native-keychain';
 declare module '@digitalcredentials/open-badges-context';
 declare module '@digitalcredentials/credentials-v2-context';
 declare module '@digitalcredentials/http-client';
+declare module '@digitalbazaar/zcap-context'

src/documentLoader.ts

@@ -18,6 +18,7 @@ import dccContext from '@digitalcredentials/dcc-context';
 import didContext from 'did-context';
 import ed25519Context from 'ed25519-signature-2020-context';
 import x25519Context from 'x25519-key-agreement-2020-context';
+import zcapContext from '@digitalbazaar/zcap-context';
 import { JsonLdDocumentLoader } from 'jsonld-document-loader';
 import obContext from '@digitalcredentials/open-badges-context';
 import { httpClient } from '@digitalcredentials/http-client';
@@ -127,6 +128,9 @@ export function securityLoader({ fetchRemoteContexts = false, useOBv3BetaContext
   // Status List 2021 Context (DEPRECATED)
   loader.addStatic(vcStatusListContext.CONTEXT_URL_V1, vcStatusListContext.CONTEXT_V1);
 
+  // zCap Context (Authorization Capabilities v0.3)
+  loader.addStatic(zcapContext.CONTEXT_URL, zcapContext.CONTEXT);
+
   // Open Badges v3 Contexts, includes OBv3 Beta, 3.0, 3.0.1, 3.0.2, etc.
   for (const [url, context] of obContext.contexts) {
     loader.addStatic(url, context)