fix: chat key validation

src/app/global/utils.nim

@@ -147,3 +147,6 @@ QtObject:
 
   proc getCompressedPk*(self: Utils, publicKey: string): string {.slot.} =
     procs_from_accounts.compressPk(publicKey)
+
+  proc isCompressedPubKey*(self: Utils, publicKey: string): bool {.slot.} =
+    conversion.isCompressedPubKey(publicKey)

src/app_service/common/conversion.nim

@@ -4,7 +4,7 @@ from web3 import Address, fromHex
 const CompressedKeyChars* = {'0'..'9', 'A','B','C','D','E','F','G','H','J','K','L','M','N','P','Q','R','S','T','U','V','W','X','Y','Z','a','b','c','d','e','f','g','h','i','j','k','m','n','o','p','q','r','s','t','u','v','w','x','y','z'}
 
 proc isCompressedPubKey*(strPubKey: string): bool =
-  return strPubKey.startsWith("z") and strPubKey.len == 49 and allCharsInSet(strPubKey, CompressedKeyChars)
+  return strPubKey.startsWith("zQ3") and allCharsInSet(strPubKey, CompressedKeyChars)
 
 proc parseAddress*(strAddress: string): Address =
   fromHex(Address, strAddress)

src/app_service/service/contacts/service.nim

@@ -17,7 +17,6 @@ import ../../../backend/utils as status_utils
 export contacts_dto, status_update_dto, contact_details
 
 const PK_LENGTH_0X_INCLUDED = 132
-const PK_LENGTH_COMPRESSED = 49
 
 include async_tasks
 

ui/imports/utils/Utils.qml

@@ -6,6 +6,8 @@ import shared 1.0
 import StatusQ.Core.Theme 0.1
 
 QtObject {
+    property var globalUtilsInst: globalUtils
+
     function isHex(value) {
         return /^(-0x|0x)?[0-9a-fA-F]*$/i.test(value)
     }
@@ -15,8 +17,7 @@ QtObject {
     }
 
     function isChatKey(value) {
-        return (startsWith0x(value) && isHex(value) && value.length === 132) || 
-               /^z[123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz]{48}$/.test(value)
+        return (startsWith0x(value) && isHex(value) && value.length === 132) || globalUtilsInst.isCompressedPubKey(value)
     }
 
     function isValidETHNamePrefix(value) {