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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [1.0.0] - 2026-05-25
+
+### Added
+
+#### v1.0 — Core (14 tools)
+- `windows_execute` — Execute shell commands (PowerShell, cmd, bash) with timeout and background support
+- `windows_process_list` — List running processes with PID, CPU, memory, window title
+- `windows_audio_get` — Get master volume, mute state, and default audio device
+- `windows_audio_set` — Set volume (0-100), mute/unmute/toggle
+- `windows_system_info` — Comprehensive system info (OS, CPU, RAM, disk, network, uptime)
+- `windows_terminal_start` — Start persistent interactive terminal sessions (pwsh, cmd, bash, python, node, wsl)
+- `windows_terminal_send` — Send input to a running terminal session
+- `windows_terminal_read` — Read output with line pagination (supports negative offset for tail)
+- `windows_terminal_list` — List all active terminal sessions
+- `windows_terminal_kill` — Terminate a terminal session by PID
+- `windows_file_read` — Read files with line pagination, image base64, binary detection
+- `windows_file_write` — Write/append to files, auto-create parent directories
+- `windows_file_edit` — Surgical find/replace with near-match suggestions
+- `windows_search` — Search files by name (glob) or content (regex), uses ripgrep when available
+
+#### v1.1 — System Control (9 tools)
+- `windows_process_kill` — Terminate processes by PID or name with force option
+- `windows_service_list` — List Windows services with status, startup type, description
+- `windows_service_control` — Start, stop, restart, enable, disable services
+- `windows_audio_app_volumes` — List per-application audio sessions
+- `windows_power_get` — Battery level, power plan, screen/sleep timeouts
+- `windows_power_action` — Sleep, hibernate, lock, shutdown, restart, switch power plan
+- `windows_network_info` — Adapters, IPs, DNS, gateway, Wi-Fi SSID/signal, connectivity
+- `windows_drives` — List drives with type, label, capacity, free space, usage bar
+- `windows_file_search` — Search files by name or content using PowerShell
+
+#### v1.2 — Desktop Automation (8 tools)
+- `windows_display_get` — Resolution, refresh rate, scaling, multi-monitor layout
+- `windows_display_set` — Change resolution, brightness
+- `windows_screenshot` — Capture screen, window, or region as base64 PNG or file
+- `windows_window_list` — List visible windows with title, PID, position, size, state, z-order
+- `windows_window_control` — Minimize, maximize, restore, close, focus, move, resize, topmost
+- `windows_clipboard_get` — Read clipboard (text, files, image as base64)
+- `windows_clipboard_set` — Set clipboard text, file list, or clear
+- `windows_notification_send` — Send Windows toast notifications
+
+#### v1.3 — Admin Tools (9 tools)
+- `windows_task_scheduler_list` — List scheduled tasks with status, last/next run, triggers
+- `windows_task_scheduler_manage` — Create, delete, enable, disable, run scheduled tasks
+- `windows_registry_read` — Read registry keys, values, subkeys (HKLM/HKCU/HKCR)
+- `windows_registry_write` — Write registry values with HKLM safety gate
+- `windows_env_get` — Get environment variables with PATH parsing (user/system scope)
+- `windows_env_set` — Set/remove env vars, append/prepend to PATH persistently
+- `windows_startup_list` — List startup items from registry, startup folder, and task scheduler
+- `windows_startup_manage` — Add, remove, enable, disable startup items
+- `windows_mcp_config` — Get/set MCP configuration (blocked commands, allowed dirs, limits)
+
+#### v1.4 — Advanced (4 tools)
+- `windows_installed_apps` — List installed applications from registry and Store
+- `windows_dialog` — Show message boxes, input prompts, file/folder pickers
+- `windows_network_connections` — Active TCP connections (netstat) with process info
+- `windows_recycle_bin` — List, restore, empty, or get size of Recycle Bin
+
+### Architecture
+- `src/shell.ts` — PowerShell/cmd/bash executor with persistent terminal session manager
+- Win32 P/Invoke via inline C# for audio COM, window management, display control
+- STA subprocess pattern for clipboard/audio COM threading
+- Ring buffer (5000 lines) for terminal session output overflow protection
+- MCP SDK `@modelcontextprotocol/sdk` v1.12.1 with stdio transport