fix: BotFather fingerprint uses all-hex (00000000000000000b0ffa00e000000f)

Old fp contained non-hex chars (o,r) which got stripped by normFP,
causing whois lookup failure and bot detection to miss.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

warzone/crates/warzone-server/src/botfather.rs

@@ -5,7 +5,7 @@
 
 use crate::state::AppState;
 
-const BOTFATHER_FP: &str = "0000000000000000botfather00000000";
+const BOTFATHER_FP: &str = "00000000000000000b0ffa00e000000f";
 
 /// Check if a message is destined for BotFather and handle it.
 /// Called from deliver_or_queue when the recipient is the BotFather fingerprint.

warzone/crates/warzone-server/src/main.rs

@@ -60,7 +60,7 @@ async fn main() -> anyhow::Result<()> {
         tracing::info!("Bot API enabled");
 
         // Auto-create BotFather if it doesn't exist
-        let botfather_fp = "0000000000000000botfather00000000";
+        let botfather_fp = "00000000000000000b0ffa00e000000f";
         let botfather_key = format!("bot_fp:{}", botfather_fp);
         if state.db.tokens.get(botfather_key.as_bytes()).ok().flatten().is_none() {
             let token = format!("botfather:{}", hex::encode(rand::random::<[u8; 16]>()));

warzone/crates/warzone-server/src/routes/bot.rs

@@ -258,7 +258,7 @@ async fn register_bot(
     // Only BotFather can register bots
     // Require botfather_token field matching the stored BotFather token
     if let Some(ref bf_token) = req.botfather_token {
-        let botfather_fp = "0000000000000000botfather00000000";
+        let botfather_fp = "00000000000000000b0ffa00e000000f";
         let bf_key = format!("bot_fp:{}", botfather_fp);
         let stored_token = state.db.tokens.get(bf_key.as_bytes())
             .ok().flatten()

warzone/crates/warzone-server/src/state.rs

@@ -174,7 +174,7 @@ impl AppState {
     /// Returns true if delivered instantly (local or remote).
     pub async fn deliver_or_queue(&self, to_fp: &str, message: &[u8]) -> bool {
         // BotFather: intercept messages to @botfather
-        if self.bots_enabled && to_fp == "0000000000000000botfather00000000" {
+        if self.bots_enabled && to_fp == "00000000000000000b0ffa00e000000f" {
             // Extract sender from message
             if let Ok(msg) = serde_json::from_slice::<serde_json::Value>(message) {
                 let from = msg.get("from").and_then(|v| v.as_str()).unwrap_or("");