XEdDSA packet signing UI (BaseUI) (#10841)

* XEdDSA packet signing UI (BaseUI)

* Move Pixels around for TFT

src/MessageStore.cpp

@@ -183,6 +183,10 @@ const StoredMessage &MessageStore::addFromPacket(const meshtastic_MeshPacket &pa
     sm.type = isDM ? MessageType::DM_TO_US : MessageType::BROADCAST;
     sm.ackStatus = (packet.from == 0) ? AckStatus::NONE : AckStatus::ACKED;
 
+#if !(MESHTASTIC_EXCLUDE_PKI_KEYGEN || MESHTASTIC_EXCLUDE_PKI)
+    sm.xeddsaSigned = packet.xeddsa_signed;
+#endif
+
     addLiveMessage(sm);
 
 #if ENABLE_MESSAGE_PERSISTENCE
@@ -230,6 +234,7 @@ struct __attribute__((packed)) StoredMessageRecord {
     uint8_t isBootRelative;
     uint8_t ackStatus;           // static_cast<uint8_t>(AckStatus)
     uint8_t type;                // static_cast<uint8_t>(MessageType)
+    uint8_t xeddsaSigned;        // 1 if packet carried a verified XEdDSA signature
     uint16_t textLength;         // message length
     char text[MAX_MESSAGE_SIZE]; // store actual text here
 };
@@ -245,6 +250,7 @@ static inline void writeMessageRecord(SafeFile &f, const StoredMessage &m)
     rec.isBootRelative = m.isBootRelative;
     rec.ackStatus = static_cast<uint8_t>(m.ackStatus);
     rec.type = static_cast<uint8_t>(m.type);
+    rec.xeddsaSigned = m.xeddsaSigned ? 1 : 0;
     rec.textLength = m.textLength;
 
     // Copy the actual text into the record from RAM pool
@@ -269,6 +275,7 @@ static inline bool readMessageRecord(File &f, StoredMessage &m)
     m.isBootRelative = rec.isBootRelative;
     m.ackStatus = static_cast<AckStatus>(rec.ackStatus);
     m.type = static_cast<MessageType>(rec.type);
+    m.xeddsaSigned = rec.xeddsaSigned != 0;
     m.textLength = rec.textLength;
 
     // 💡 Re-store text into pool and update offset