feat: Add interactive packet documentation system

- Create JSON-based packet documentation for 145 packets (66 incoming, 79 outgoing)
- Add HTML template with search, filtering, and navigation
- Support enum/bitfield field display with values and descriptions
- Support packet variants for version-specific structures
- Include 0xBF extended command subpackets documentation
- Add PowerShell build script to generate final HTML

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Distribution/Data/packets/outgoing/damage.json

@@ -0,0 +1,52 @@
+{
+  "category": "Damage",
+  "packets": [
+    {
+      "id": "0x0B",
+      "name": "Damage",
+      "description": "Shows damage dealt to a mobile (client 5.0.0a+).",
+      "direction": "outgoing",
+      "isDynamic": false,
+      "size": 7,
+      "fields": [
+        { "name": "packetId", "type": "byte", "size": 1, "value": "0x0B", "description": "Packet identifier" },
+        { "name": "serial", "type": "uint", "size": 4, "description": "Serial of damaged mobile" },
+        { "name": "damage", "type": "ushort", "size": 2, "description": "Damage amount (clamped 0-65535)" }
+      ],
+      "clientVersion": {
+        "min": "5.0.0a",
+        "feature": "DamagePacket"
+      },
+      "notes": "For pre-5.0.0a clients, use 0xBF/0x22 instead.",
+      "source": {
+        "file": "Projects/Server/Network/Packets/OutgoingDamagePackets.cs",
+        "line": 34
+      }
+    },
+    {
+      "id": "0xBF/0x22",
+      "name": "Damage (Old)",
+      "description": "Shows damage dealt to a mobile (pre-5.0.0a clients).",
+      "direction": "outgoing",
+      "isDynamic": false,
+      "size": 11,
+      "fields": [
+        { "name": "packetId", "type": "byte", "size": 1, "value": "0xBF", "description": "Packet identifier" },
+        { "name": "length", "type": "ushort", "size": 2, "value": "11", "description": "Packet length" },
+        { "name": "subCommand", "type": "ushort", "size": 2, "value": "0x22", "description": "Subcommand (Damage)" },
+        { "name": "unknown", "type": "byte", "size": 1, "value": "0x01", "description": "Unknown (always 1)" },
+        { "name": "serial", "type": "uint", "size": 4, "description": "Serial of damaged mobile" },
+        { "name": "damage", "type": "byte", "size": 1, "description": "Damage amount (clamped 0-255)" }
+      ],
+      "clientVersion": {
+        "max": "5.0.0a",
+        "notes": "For clients before DamagePacket feature"
+      },
+      "notes": "Damage is capped at 255 for old clients.",
+      "source": {
+        "file": "Projects/Server/Network/Packets/OutgoingDamagePackets.cs",
+        "line": 40
+      }
+    }
+  ]
+}