Master (#1262)

* clear

* feat: Add everything

* fix: Commenht

internal/migrations/007_webauthn_to_vc_func.sql

@@ -0,0 +1,29 @@
+-- +goose Up
+-- +goose StatementBegin
+CREATE OR REPLACE FUNCTION convert_webauthn_to_vc(
+    webauthn_credential JSONB
+) RETURNS JSONB AS $$
+DECLARE
+    vc_result JSONB;
+BEGIN
+    -- Create the Verifiable Credential structure based on W3C standard
+    vc_result = jsonb_build_object(
+        '@context', jsonb_build_array('https://www.w3.org/2018/credentials/v1'),
+        'type', jsonb_build_array('VerifiableCredential', 'WebAuthnCredential'),
+        'issuer', jsonb_build_object(
+            'id', 'did:example:' || encode(digest(webauthn_credential->>'rpId', 'sha256'), 'hex')
+        ),
+        'issuanceDate', to_char(now() at time zone 'UTC', 'YYYY-MM-DD"T"HH24:MI:SS"Z"'),
+        'credentialSubject', jsonb_build_object(
+            'id', 'did:key:' || encode(digest(webauthn_credential->>'id', 'sha256'), 'hex'),
+            'webauthn', webauthn_credential
+        )
+    );
+    
+    RETURN vc_result;
+END;
+$$ LANGUAGE plpgsql;
+-- +goose StatementEnd
+
+-- +goose Down
+DROP FUNCTION convert_webauthn_to_vc;