feat(api-v2): Add support for PDF files

sipi/scripts/convert_from_path.lua

@@ -124,6 +124,20 @@ if media_type == IMAGE then
         return
     end
 
+    local check
+    success, check = fullImg:mimetype_consistency(originalMimeType, originalFilename)
+
+    if not success then
+        send_error(500, "fullImg:mimetype_consistency() failed: " .. check)
+        return
+    end
+
+    -- if check returns false, the user's input is invalid
+    if not check then
+        send_error(400, MIMETYPES_INCONSISTENCY)
+        return
+    end
+
     local fullDims
     success, fullDims = fullImg:dims()
     if not success then

webapi/src/it/scala/org/knora/webapi/e2e/v2/KnoraSipiIntegrationV2ITSpec.scala

@@ -103,12 +103,12 @@ class KnoraSipiIntegrationV2ITSpec extends ITKnoraLiveSpec(KnoraSipiIntegrationV
      */
     case class SipiUploadResponse(uploadedFiles: Seq[SipiUploadResponseEntry])
 
-    object GetImageMetadataResponseV2JsonProtocol extends SprayJsonSupport with DefaultJsonProtocol {
+    object SipiUploadResponseJsonProtocol extends SprayJsonSupport with DefaultJsonProtocol {
         implicit val sipiUploadResponseEntryFormat: RootJsonFormat[SipiUploadResponseEntry] = jsonFormat4(SipiUploadResponseEntry)
         implicit val sipiUploadResponseFormat: RootJsonFormat[SipiUploadResponse] = jsonFormat1(SipiUploadResponse)
     }
 
-    import GetImageMetadataResponseV2JsonProtocol._
+    import SipiUploadResponseJsonProtocol._
 
     /**
      * Represents the information that Knora returns about an image file value that was created.