feat: Introduce a /reset command to clear the chat session and token tracking, and update documentation.

README.md

@@ -22,7 +22,7 @@ This eliminates:
 ## Features
 
 - **Interactive REPL**: Chat with an AI model to edit files, manage directories, and execute commands
-- **Slash Commands**: `/setup`, `/help`, `/exit`, `/clear`, `/status`, `/compact`
+- **Slash Commands**: `/setup`, `/help`, `/exit`, `/clear`, `/status`, `/compact`, `/reset`
 - **Token Tracking**: Real-time token usage and cost per response, plus session totals
 - **Model Pricing Display**: Shows current model pricing from OpenRouter in the header
 - **Context Compaction**: Automatic conversation history compression when approaching context limits, including stale tool result compaction
@@ -69,7 +69,7 @@ The resulting binary is ~12 MB, has no .NET runtime dependency, and starts insta
 | `/clear` | Clear the conversation history |
 | `/status` | Show session token usage and cost |
 | `/compact` | Manually trigger context compaction |
-
+| `/reset` | Clear session and reset token tracker |
 ## Available Tools
 
 **File Operations:**
@@ -98,31 +98,37 @@ The resulting binary is ~12 MB, has no .NET runtime dependency, and starts insta
 **Command Execution:**
 - `execute_command` - Run shell commands (with user approval)
 
-## Project Structure
-
 ```
 AnchorCli/
-├── Program.cs              # Entry point + REPL loop + AI client setup
-├── AnchorConfig.cs        # JSON file-based configuration (~APPDATA~\anchor\config.json)
-├── ContextCompactor.cs    # Conversation history compression
-├── AppJsonContext.cs      # Source-generated JSON context (AOT)
+├── Program.cs              # Entry point + CLI parsing
+├── ReplLoop.cs             # Main REPL loop with streaming, spinners, and cancellation
+├── ChatSession.cs          # AI chat client wrapper with message history
+├── ToolRegistry.cs         # Centralized tool registration and dispatch
+├── AnchorConfig.cs         # JSON file-based configuration (~APPDATA~/anchor/config.json)
+├── ContextCompactor.cs     # Conversation history compression
+├── AppJsonContext.cs       # Source-generated JSON context (AOT)
+├── SetupTui.cs             # Interactive setup TUI
 ├── Hashline/
-│   ├── HashlineEncoder.cs  # Adler-8 + position-seed hashing
+│   ├── HashlineEncoder.cs   # Adler-8 + position-seed hashing
 │   └── HashlineValidator.cs # Anchor resolution + validation
 ├── Tools/
-│   ├── FileTools.cs        # read_file, grep_file, grep_recursive, find_files, get_file_info
-│   ├── EditTools.cs        # replace_lines, insert_after, delete_range, create/delete/rename/copy/append
-│   ├── DirTools.cs         # list_dir, create_dir, rename_dir, delete_dir
-│   └── CommandTool.cs      # execute_command
+│   ├── FileTools.cs         # read_file, grep_file, grep_recursive, find_files, get_file_info
+│   ├── EditTools.cs         # replace_lines, insert_after, delete_range, create/delete/rename/copy/append
+│   ├── DirTools.cs          # list_dir, create_dir, rename_dir, delete_dir
+│   └── CommandTool.cs       # execute_command
 ├── Commands/
-│   ├── ExitCommand.cs      # /exit command
-│   ├── HelpCommand.cs      # /help command
-│   ├── ClearCommand.cs     # /clear command
-│   ├── StatusCommand.cs    # /status command
-│   └── CompactCommand.cs   # /compact command
-├── OpenRouter/
-│   └── PricingProvider.cs  # Fetch model pricing from OpenRouter
-└── SetupTui.cs            # Interactive setup TUI
+│   ├── ICommand.cs          # Command interface
+│   ├── CommandRegistry.cs   # Command registration
+│   ├── CommandDispatcher.cs # Command dispatch logic
+│   ├── ExitCommand.cs       # /exit command
+│   ├── HelpCommand.cs       # /help command
+│   ├── ClearCommand.cs      # /clear command
+│   ├── StatusCommand.cs     # /status command
+│   ├── CompactCommand.cs    # /compact command
+│   ├── ResetCommand.cs      # /reset command
+│   └── SetupCommand.cs      # /setup command
+└── OpenRouter/
+    └── PricingProvider.cs   # Fetch model pricing from OpenRouter
 ```
 
 ## How It Works