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>

Tools/PacketDocs/build-packets.ps1

@@ -0,0 +1,136 @@
+# build-packets.ps1
+# Combines all packet JSON files with the HTML template to generate the final documentation page.
+#
+# Usage:
+#   .\build-packets.ps1
+#   .\build-packets.ps1 -OutputPath "C:\custom\output\packets.html"
+
+param(
+    [string]$OutputPath = ""
+)
+
+$ErrorActionPreference = "Stop"
+
+# Determine paths
+$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
+$rootDir = (Resolve-Path (Join-Path $scriptDir "..\..")).Path
+$dataDir = Join-Path $rootDir "Distribution\Data"
+$packetsDir = Join-Path $dataDir "packets"
+$templateFile = Join-Path $dataDir "packets.html"
+
+if (-not $OutputPath) {
+    $OutputPath = Join-Path $dataDir "web\packets.html"
+}
+
+Write-Host "ModernUO Packet Documentation Builder" -ForegroundColor Cyan
+Write-Host "======================================" -ForegroundColor Cyan
+Write-Host ""
+
+# Verify template exists
+if (-not (Test-Path $templateFile)) {
+    Write-Error "Template file not found: $templateFile"
+    exit 1
+}
+
+# Collect all packet JSON files
+$allPackets = @{
+    incoming = @()
+    outgoing = @()
+}
+
+$incomingDir = Join-Path $packetsDir "incoming"
+$outgoingDir = Join-Path $packetsDir "outgoing"
+
+# Read incoming packets
+if (Test-Path $incomingDir) {
+    $incomingFiles = Get-ChildItem "$incomingDir\*.json" -ErrorAction SilentlyContinue
+    foreach ($file in $incomingFiles) {
+        Write-Host "  Reading: $($file.Name)" -ForegroundColor Gray
+        try {
+            $content = Get-Content $file.FullName -Raw -Encoding UTF8
+            $data = $content | ConvertFrom-Json
+            if ($data.packets) {
+                # Add category to each packet if not present
+                foreach ($packet in $data.packets) {
+                    if (-not $packet.category -and $data.category) {
+                        $packet | Add-Member -NotePropertyName "category" -NotePropertyValue $data.category -Force
+                    }
+                }
+                $allPackets.incoming += $data.packets
+            }
+        } catch {
+            Write-Warning "Failed to parse $($file.Name): $_"
+        }
+    }
+    Write-Host "  Found $($allPackets.incoming.Count) incoming packets" -ForegroundColor Green
+} else {
+    Write-Host "  No incoming packets directory found" -ForegroundColor Yellow
+}
+
+# Read outgoing packets
+if (Test-Path $outgoingDir) {
+    $outgoingFiles = Get-ChildItem "$outgoingDir\*.json" -ErrorAction SilentlyContinue
+    foreach ($file in $outgoingFiles) {
+        Write-Host "  Reading: $($file.Name)" -ForegroundColor Gray
+        try {
+            $content = Get-Content $file.FullName -Raw -Encoding UTF8
+            $data = $content | ConvertFrom-Json
+            if ($data.packets) {
+                # Add category to each packet if not present
+                foreach ($packet in $data.packets) {
+                    if (-not $packet.category -and $data.category) {
+                        $packet | Add-Member -NotePropertyName "category" -NotePropertyValue $data.category -Force
+                    }
+                }
+                $allPackets.outgoing += $data.packets
+            }
+        } catch {
+            Write-Warning "Failed to parse $($file.Name): $_"
+        }
+    }
+    Write-Host "  Found $($allPackets.outgoing.Count) outgoing packets" -ForegroundColor Green
+} else {
+    Write-Host "  No outgoing packets directory found" -ForegroundColor Yellow
+}
+
+$totalPackets = $allPackets.incoming.Count + $allPackets.outgoing.Count
+Write-Host ""
+Write-Host "Total packets: $totalPackets" -ForegroundColor Cyan
+
+if ($totalPackets -eq 0) {
+    Write-Warning "No packets found! The output will have empty documentation."
+}
+
+# Convert to JSON
+$packetsJson = $allPackets | ConvertTo-Json -Depth 20 -Compress
+
+# HTML entity escape the JSON to safely embed in HTML
+$packetsJson = $packetsJson -replace '<', '&lt;' -replace '>', '&gt;'
+
+# Read template and inject JSON
+Write-Host ""
+Write-Host "Reading template..." -ForegroundColor Gray
+$template = Get-Content $templateFile -Raw -Encoding UTF8
+
+Write-Host "Injecting packet data..." -ForegroundColor Gray
+$output = $template -replace '<!-- PACKETS -->', $packetsJson
+
+# Ensure output directory exists
+$outputDir = Split-Path $OutputPath -Parent
+if (-not (Test-Path $outputDir)) {
+    Write-Host "Creating output directory: $outputDir" -ForegroundColor Gray
+    New-Item -ItemType Directory -Path $outputDir -Force | Out-Null
+}
+
+# Write output
+Write-Host "Writing output..." -ForegroundColor Gray
+$output | Set-Content $OutputPath -Encoding UTF8
+
+$outputSize = (Get-Item $OutputPath).Length
+$outputSizeKB = [math]::Round($outputSize / 1024, 2)
+
+Write-Host ""
+Write-Host "Success!" -ForegroundColor Green
+Write-Host "  Output: $OutputPath" -ForegroundColor White
+Write-Host "  Size: $outputSizeKB KB" -ForegroundColor White
+Write-Host "  Packets: $totalPackets" -ForegroundColor White