send doc has base64

src/main/kotlin/com/android/trisolarisserver/controller/GuestDocuments.kt

@@ -27,6 +27,7 @@ import java.time.OffsetDateTime
 import java.nio.file.Files
 import java.nio.file.Paths
 import java.util.UUID
+import java.util.Base64
 
 @RestController
 @RequestMapping("/properties/{propertyId}/guests/{guestId}/documents")
@@ -141,9 +142,7 @@ class GuestDocuments(
         extractionQueue.enqueue {
             val document = guestDocumentRepo.findById(documentId).orElse(null) ?: return@enqueue
             try {
-                val token = tokenService.createToken(document.id.toString())
-                val imageUrl =
-                    "${publicBaseUrl}/properties/$propertyId/guests/$guestId/documents/${document.id}/file?token=$token"
+                val imageUrl = buildImageDataUrl(document) ?: return@enqueue
 
                 val results = linkedMapOf<String, String>()
                 results["hasAadhar"] = llamaClient.ask(imageUrl, "CONTAINS AADHAAR? Answer YES or NO only.")
@@ -201,6 +200,24 @@ class GuestDocuments(
         }
     }
 
+    private fun buildImageDataUrl(document: GuestDocument): String? {
+        val contentType = document.contentType?.trim()?.lowercase()
+        if (contentType == null || !contentType.startsWith("image/")) {
+            return null
+        }
+        val path = Paths.get(document.storagePath)
+        if (!Files.exists(path)) {
+            return null
+        }
+        return try {
+            val bytes = Files.readAllBytes(path)
+            val encoded = Base64.getEncoder().encodeToString(bytes)
+            "data:$contentType;base64,$encoded"
+        } catch (_: Exception) {
+            null
+        }
+    }
+
 }
 
 data class GuestDocumentResponse(