feat: v0.2.4 - Add /mesh command for mesh network overview

Shows total/online nodes, active 24h, positions, hop distribution,
and top 3 hardware models.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## [0.2.4] - 2026-02-15
+### Added
+- Neuer Befehl /mesh - zeigt Mesh-Netzwerk-Infos (Nodes online/gesamt, aktiv 24h, Positionen, Hop-Verteilung, Top-Hardware)
+
 ## [0.2.3] - 2026-02-15
 ### Added
 - Kommando-Tracking in der Datenbank (neue Tabelle `commands`)

config.yaml

@@ -1,4 +1,4 @@
-version: "0.2.3"
+version: "0.2.4"
 
 bot:
   name: "MeshDD-Bot"

meshbot/bot.py

@@ -185,6 +185,7 @@ class MeshBot:
                 f"{prefix}stats - Statistiken\n"
                 f"{prefix}uptime - Laufzeit\n"
                 f"{prefix}weather - Wetter\n"
+                f"{prefix}mesh - Mesh-Netzwerk\n"
                 f"{prefix}help - Diese Hilfe"
             )
 
@@ -200,6 +201,9 @@ class MeshBot:
                 f"Anfragen: {stats['total_commands']}"
             )
 
+        elif cmd == f"{prefix}mesh":
+            response = await self._get_mesh_info()
+
         elif cmd == f"{prefix}uptime":
             response = f"⏱️ Uptime: {self._format_uptime()}"
 
@@ -232,6 +236,40 @@ class MeshBot:
         parts.append(f"{seconds}s")
         return " ".join(parts)
 
+    async def _get_mesh_info(self) -> str:
+        nodes = await self.db.get_all_nodes()
+        total = len(nodes)
+        now = time.time()
+        online = sum(1 for n in nodes if n.get("last_seen") and now - n["last_seen"] < 900)
+        active_24h = sum(1 for n in nodes if n.get("last_seen") and now - n["last_seen"] < 86400)
+        with_pos = sum(1 for n in nodes if n.get("lat") and n.get("lon"))
+
+        # Hop distribution
+        hop_counts = {}
+        for n in nodes:
+            h = n.get("hop_count")
+            if h is not None:
+                hop_counts[h] = hop_counts.get(h, 0) + 1
+        hop_str = ", ".join(f"{k}h:{v}" for k, v in sorted(hop_counts.items()))
+
+        # Hardware distribution (top 3)
+        hw_counts = {}
+        for n in nodes:
+            hw = n.get("hw_model")
+            if hw:
+                hw_counts[hw] = hw_counts.get(hw, 0) + 1
+        top_hw = sorted(hw_counts.items(), key=lambda x: -x[1])[:3]
+        hw_str = ", ".join(f"{hw}:{cnt}" for hw, cnt in top_hw)
+
+        return (
+            f"🕸️ Mesh-Netzwerk:\n"
+            f"Nodes: {total} ({online} online)\n"
+            f"Aktiv 24h: {active_24h}\n"
+            f"Mit Position: {with_pos}\n"
+            f"Hops: {hop_str or '-'}\n"
+            f"Hardware: {hw_str or '-'}"
+        )
+
     async def _get_weather(self, from_id: str) -> str:
         node = await self.db.get_node(from_id)
         fallback = False