added PhotoIDCredential.md

Author: SuperBatata

src/content/1.credentials/PhotoIDCredential.md

@@ -0,0 +1,77 @@
+# PhotoIDCredential
+
+```json
+{
+  "@context": [
+    "https://www.w3.org/2018/credentials/v1",
+    "https://domain.com/photoid.json"
+  ],
+  "id": "urn:uuid:123",
+  "type": ["VerifiableCredential", "PhotoIDCredential"],
+  "issuer": {
+    "id": "did:example:issuer"
+  },
+  "issuanceDate": "2025-08-06T08:00:00Z",
+  "expirationDate": "2035-08-06T08:00:00Z",
+  "credentialSubject": {
+    "id": "did:example:holder",
+    "iso23220": {
+      "family_name_unicode": "Doe",
+      "given_name_unicode": "John",
+      "birth_date": "1990-01-01",
+      "portrait": "base64-image-data",
+      "issue_date": "2025-01-01",
+      "expiry_date": "2035-01-01",
+      "issuing_authority_unicode": "Gov Authority",
+      "issuing_country": "US",
+      "age_over_18": true
+    },
+    "photoid": {
+      "person_id": "PID123456",
+      "birth_country": "US",
+      "birth_state": "CA",
+      "birth_city": "Los Angeles"
+    },
+    "dtc": {
+      "dtc_dg1": "MRZDATA==",
+      "dtc_dg2": "FACEIMAGE==",
+      "dtc_sod": "SODDATA=="
+    }
+  }
+}
+
+```
+
+## Manifest
+
+```json
+{
+  "claims": {
+    "Full Name": "$.credentialSubject.iso23220.given_name_unicode $.credentialSubject.iso23220.family_name_unicode",
+    "Birth Date": "$.credentialSubject.iso23220.birth_date",
+    "Issuing Country": "$.credentialSubject.iso23220.issuing_country",
+    "Document Issue Date": "$.credentialSubject.iso23220.issue_date",
+    "Document Expiry Date": "$.credentialSubject.iso23220.expiry_date",
+    "Over 18": "$.credentialSubject.iso23220.age_over_18",
+    "Person ID": "$.credentialSubject.photoid.person_id",
+    "Birthplace": "$.credentialSubject.photoid.birth_city, $.credentialSubject.photoid.birth_state, $.credentialSubject.photoid.birth_country"
+  }
+}
+
+```
+
+## Mapping example
+
+```json
+{
+    "id": "<uuid>",
+    "issuer": {
+        "id": "<issuerDid>"
+    },
+    "credentialSubject": {
+        "id": "<subjectDid>"
+    },
+    "issuanceDate": "<timestamp>",
+    "expirationDate": "<timestamp-in:365d>"
+}
+```