feat: initial release of codetyper.nvim v0.2.0

AI-powered coding partner for Neovim with LLM integration.

Features:
- Split view for coder files (*.coder.*) and target files
- Tag-based prompts with /@ and @/ syntax
- Claude API and Ollama (local) LLM support
- Smart prompt detection (refactor, add, document, explain)
- Automatic code injection into target files
- Project tree logging (.coder/tree.log)
- Auto .gitignore management

Ask Panel (chat interface):
- Fixed at 1/4 screen width
- File attachment with @ key
- Ctrl+n for new chat
- Ctrl+Enter to submit
- Proper window close behavior
- Navigation with Ctrl+h/j/k/l

Commands: Coder, CoderOpen, CoderClose, CoderToggle,
CoderProcess, CoderAsk, CoderTree, CoderTreeView

lua/codetyper/types.lua

@@ -0,0 +1,44 @@
+---@mod codetyper.types Type definitions for Codetyper.nvim
+
+---@class CoderConfig
+---@field llm LLMConfig LLM provider configuration
+---@field window WindowConfig Window configuration
+---@field patterns PatternConfig Pattern configuration
+---@field auto_gitignore boolean Auto-manage .gitignore
+
+---@class LLMConfig
+---@field provider "claude" | "ollama" The LLM provider to use
+---@field claude ClaudeConfig Claude-specific configuration
+---@field ollama OllamaConfig Ollama-specific configuration
+
+---@class ClaudeConfig
+---@field api_key string | nil Claude API key (or env var ANTHROPIC_API_KEY)
+---@field model string Claude model to use
+
+---@class OllamaConfig
+---@field host string Ollama host URL
+---@field model string Ollama model to use
+
+---@class WindowConfig
+---@field width number Width of the coder window (percentage or columns)
+---@field position "left" | "right" Position of the coder window
+---@field border string Border style for floating windows
+
+---@class PatternConfig
+---@field open_tag string Opening tag for prompts
+---@field close_tag string Closing tag for prompts
+---@field file_pattern string Pattern for coder files
+
+---@class CoderPrompt
+---@field content string The prompt content between tags
+---@field start_line number Starting line number
+---@field end_line number Ending line number
+---@field start_col number Starting column
+---@field end_col number Ending column
+
+---@class CoderFile
+---@field coder_path string Path to the .coder.* file
+---@field target_path string Path to the target file
+---@field filetype string The filetype/extension
+
+return {}