feat: AI review fixes

Author: danleyb2

snapshot-middleware/src/cameras.js

@@ -110,7 +110,7 @@ class Survision extends Camera {
   get direction() {
     const direction = this.data["anpr"]["decision"]["@direction"];
     if (direction === "unknown") {
-      return PARKPOW_ORIENTATION_UNKNOWN;
+      return null;
     } else if (direction === "rear") {
       return 90;
     } else if (direction === "front") {

snapshot-middleware/src/index.js

@@ -24,8 +24,9 @@ function requestParams(request, parkpowForwardingEnv, configEnv) {
     overwritePlate: searchParams.get("overwrite_plate"),
     overwriteDirection: searchParams.get("overwrite_direction"),
     overwriteOrientation: searchParams.get("overwrite_orientation"),
-    parkpowForwarding:
-      searchParams.get("parkpow_forwarding") || validInt(parkpowForwardingEnv),
+    parkpowForwarding: validInt(
+      searchParams.get("parkpow_forwarding") ?? parkpowForwardingEnv,
+    ),
     parkpowCameraIds: searchParams.get("parkpow_camera_ids"),
   };
 }