feat: word plugin using inline LLM

DocxMcp.sln

@@ -13,6 +13,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DocxMcp.Cli", "src\DocxMcp.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DocxMcp.Ui", "src\DocxMcp.Ui\DocxMcp.Ui.csproj", "{D4E5F6A7-B8C9-0123-4567-890ABCDEF012}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DocxMcp.WordAddin", "src\DocxMcp.WordAddin\DocxMcp.WordAddin.csproj", "{E5F6A7B8-C901-2345-6789-0ABCDEF01234}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -71,12 +73,25 @@ Global
 		{D4E5F6A7-B8C9-0123-4567-890ABCDEF012}.Release|x64.Build.0 = Release|Any CPU
 		{D4E5F6A7-B8C9-0123-4567-890ABCDEF012}.Release|x86.ActiveCfg = Release|Any CPU
 		{D4E5F6A7-B8C9-0123-4567-890ABCDEF012}.Release|x86.Build.0 = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|x64.Build.0 = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Debug|x86.Build.0 = Debug|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|x64.ActiveCfg = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|x64.Build.0 = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|x86.ActiveCfg = Release|Any CPU
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{3B0B53E5-AF70-4F88-B383-04849B4CBCE0} = {827E0CD3-B72D-47B6-A68D-7590B98EB39B}
 		{D4E5F6A7-B8C9-0123-4567-890ABCDEF012} = {827E0CD3-B72D-47B6-A68D-7590B98EB39B}
+		{E5F6A7B8-C901-2345-6789-0ABCDEF01234} = {827E0CD3-B72D-47B6-A68D-7590B98EB39B}
 	EndGlobalSection
 EndGlobal

scripts/run-docker-windows.bat

@@ -0,0 +1,46 @@
+@echo off
+REM run-docker-windows.bat
+REM Simple launcher for docx-mcp on Windows with OneDrive
+
+setlocal
+
+REM Configuration - modify these paths as needed
+set DOCUMENTS_PATH=%USERPROFILE%\OneDrive\Documents
+set IMAGE=valdo404/docx-mcp:latest
+
+echo.
+echo  📎 Doccy - Docker Launcher
+echo.
+
+REM Check if Docker is available
+docker info >nul 2>&1
+if errorlevel 1 (
+    echo ERROR: Docker is not running. Please start Docker Desktop.
+    pause
+    exit /b 1
+)
+
+REM Check if path exists
+if not exist "%DOCUMENTS_PATH%" (
+    echo ERROR: Documents path not found: %DOCUMENTS_PATH%
+    echo Edit this script to set the correct DOCUMENTS_PATH
+    pause
+    exit /b 1
+)
+
+echo Documents: %DOCUMENTS_PATH%
+echo.
+
+REM Pull if first argument is "pull"
+if "%1"=="pull" (
+    echo Pulling latest image...
+    docker pull %IMAGE%
+    echo.
+)
+
+REM Run container
+echo Starting container...
+docker run -i --rm ^
+    -v "%DOCUMENTS_PATH%:/data" ^
+    -v "docx-sessions:/home/app/.docx-mcp/sessions" ^
+    %IMAGE%

scripts/run-docker-windows.ps1

@@ -0,0 +1,73 @@
+# run-docker-windows.ps1
+# Script to run docx-mcp Docker container on Windows with OneDrive support
+
+param(
+    [string]$DocumentsPath = "$env:USERPROFILE\OneDrive\Documents",
+    [string]$Image = "valdo404/docx-mcp:latest",
+    [switch]$Pull,
+    [switch]$Interactive
+)
+
+Write-Host "📎 Doccy - Docker Launcher for Windows" -ForegroundColor Cyan
+Write-Host ""
+
+# Check if Docker is running
+try {
+    docker info | Out-Null
+} catch {
+    Write-Host "Error: Docker is not running. Please start Docker Desktop." -ForegroundColor Red
+    exit 1
+}
+
+# Pull latest image if requested
+if ($Pull) {
+    Write-Host "Pulling latest image..." -ForegroundColor Yellow
+    docker pull $Image
+    Write-Host ""
+}
+
+# Validate documents path
+if (-not (Test-Path $DocumentsPath)) {
+    Write-Host "Error: Documents path not found: $DocumentsPath" -ForegroundColor Red
+    Write-Host "Use -DocumentsPath to specify a different path" -ForegroundColor Yellow
+    exit 1
+}
+
+# Check for OneDrive "Files On-Demand" warning
+if ($DocumentsPath -like "*OneDrive*") {
+    Write-Host "OneDrive detected. Make sure 'Files On-Demand' is disabled for this folder:" -ForegroundColor Yellow
+    Write-Host "  Right-click folder -> 'Always keep on this device'" -ForegroundColor Gray
+    Write-Host ""
+}
+
+# Convert Windows path to Docker-compatible format
+$DockerPath = $DocumentsPath -replace '\\', '/' -replace '^([A-Za-z]):', '/$1'
+$DockerPath = $DockerPath.ToLower()
+
+Write-Host "Documents path: $DocumentsPath" -ForegroundColor Gray
+Write-Host "Docker mount:   $DockerPath -> /data" -ForegroundColor Gray
+Write-Host ""
+
+# Build docker run command
+$dockerArgs = @(
+    "run"
+    "--rm"
+    "-v", "${DocumentsPath}:/data"
+    "-v", "docx-sessions:/home/app/.docx-mcp/sessions"
+)
+
+if ($Interactive) {
+    $dockerArgs += "-it"
+    Write-Host "Running in interactive mode..." -ForegroundColor Green
+} else {
+    $dockerArgs += "-i"
+    Write-Host "Running in MCP mode (stdin/stdout)..." -ForegroundColor Green
+}
+
+$dockerArgs += $Image
+
+Write-Host "Command: docker $($dockerArgs -join ' ')" -ForegroundColor Gray
+Write-Host ""
+
+# Run container
+& docker @dockerArgs

src/DocxMcp.WordAddin/DocxMcp.WordAddin.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <AssemblyName>doccy</AssemblyName>
+    <RootNamespace>DocxMcp.WordAddin</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\DocxMcp\DocxMcp.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Anthropic.SDK" Version="5.9.0" />
+  </ItemGroup>
+
+</Project>

src/DocxMcp.WordAddin/Models/LlmModels.cs

@@ -0,0 +1,182 @@
+using System.Text.Json.Serialization;
+
+namespace DocxMcp.WordAddin.Models;
+
+/// <summary>
+/// Request to start an LLM editing session.
+/// </summary>
+public sealed record LlmEditRequest
+{
+    /// <summary>
+    /// The document session ID (from docx-mcp).
+    /// </summary>
+    public required string SessionId { get; init; }
+
+    /// <summary>
+    /// User's instruction for the LLM (e.g., "rewrite this paragraph more concisely").
+    /// </summary>
+    public required string Instruction { get; init; }
+
+    /// <summary>
+    /// Current document content (from Word via Office.js).
+    /// </summary>
+    public required DocumentContent Document { get; init; }
+
+    /// <summary>
+    /// Optional: specific path to focus on (e.g., "/body/paragraph[2]").
+    /// </summary>
+    public string? FocusPath { get; init; }
+
+    /// <summary>
+    /// Optional: user's recent logical changes (for context).
+    /// </summary>
+    public List<LogicalChange>? RecentChanges { get; init; }
+}
+
+/// <summary>
+/// Document content sent from Word.
+/// </summary>
+public sealed class DocumentContent
+{
+    /// <summary>
+    /// Full text content of the document.
+    /// </summary>
+    public required string Text { get; init; }
+
+    /// <summary>
+    /// Structured elements (paragraphs, headings, etc.) with IDs.
+    /// </summary>
+    public List<DocumentElement>? Elements { get; init; }
+
+    /// <summary>
+    /// Current selection in Word (if any).
+    /// </summary>
+    public SelectionInfo? Selection { get; init; }
+}
+
+/// <summary>
+/// A document element with stable ID.
+/// </summary>
+public sealed class DocumentElement
+{
+    public required string Id { get; init; }
+    public required string Type { get; init; }
+    public required string Text { get; init; }
+    public int Index { get; init; }
+    public string? Style { get; init; }
+}
+
+/// <summary>
+/// Information about the current selection in Word.
+/// </summary>
+public sealed class SelectionInfo
+{
+    public required string Text { get; init; }
+    public int StartIndex { get; init; }
+    public int EndIndex { get; init; }
+    public string? ContainingElementId { get; init; }
+}
+
+/// <summary>
+/// A logical change detected from user edits.
+/// </summary>
+public sealed class LogicalChange
+{
+    public required string ChangeType { get; init; } // added, removed, modified, moved
+    public required string ElementType { get; init; }
+    public required string Description { get; init; }
+    public string? OldText { get; init; }
+    public string? NewText { get; init; }
+    public DateTime Timestamp { get; init; }
+}
+
+/// <summary>
+/// SSE event sent during LLM streaming.
+/// </summary>
+public sealed class LlmStreamEvent
+{
+    public required string Type { get; init; }
+    public string? Content { get; init; }
+    public LlmPatch? Patch { get; init; }
+    public string? Error { get; init; }
+    public LlmStreamStats? Stats { get; init; }
+}
+
+/// <summary>
+/// A patch generated by the LLM to apply to the document.
+/// </summary>
+public sealed record LlmPatch
+{
+    /// <summary>
+    /// Operation: add, replace, remove, move.
+    /// </summary>
+    public required string Op { get; init; }
+
+    /// <summary>
+    /// Target path in the document.
+    /// </summary>
+    public required string Path { get; init; }
+
+    /// <summary>
+    /// Value for add/replace operations.
+    /// </summary>
+    public object? Value { get; init; }
+
+    /// <summary>
+    /// Source path for move operations.
+    /// </summary>
+    public string? From { get; init; }
+}
+
+/// <summary>
+/// Statistics at the end of streaming.
+/// </summary>
+public sealed class LlmStreamStats
+{
+    public int InputTokens { get; init; }
+    public int OutputTokens { get; init; }
+    public int PatchesGenerated { get; init; }
+    public double DurationMs { get; init; }
+}
+
+/// <summary>
+/// Report user's changes to the backend for context tracking.
+/// </summary>
+public sealed class UserChangeReport
+{
+    public required string SessionId { get; init; }
+    public required DocumentContent Before { get; init; }
+    public required DocumentContent After { get; init; }
+}
+
+/// <summary>
+/// Result of processing user changes into logical patches.
+/// </summary>
+public sealed class UserChangeResult
+{
+    public required List<LogicalChange> Changes { get; init; }
+    public required string Summary { get; init; }
+}
+
+/// <summary>
+/// JSON serialization context for AOT compatibility.
+/// </summary>
+[JsonSerializable(typeof(LlmEditRequest))]
+[JsonSerializable(typeof(LlmStreamEvent))]
+[JsonSerializable(typeof(LlmPatch))]
+[JsonSerializable(typeof(UserChangeReport))]
+[JsonSerializable(typeof(UserChangeResult))]
+[JsonSerializable(typeof(DocumentContent))]
+[JsonSerializable(typeof(DocumentElement))]
+[JsonSerializable(typeof(SelectionInfo))]
+[JsonSerializable(typeof(LogicalChange))]
+[JsonSerializable(typeof(LlmStreamStats))]
+[JsonSerializable(typeof(List<LlmPatch>))]
+[JsonSerializable(typeof(List<LogicalChange>))]
+[JsonSerializable(typeof(List<DocumentElement>))]
+[JsonSourceGenerationOptions(
+    PropertyNamingPolicy = JsonKnownNamingPolicy.SnakeCaseLower,
+    DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull)]
+public partial class WordAddinJsonContext : JsonSerializerContext
+{
+}