Terminal-based AI coding agent with interactive TUI for autonomous code generation.

Features:
  - Interactive TUI with React/Ink
  - Autonomous agent with tool calls (bash, read, write, edit, glob, grep)
  - Permission system with pattern-based rules
  - Session management with auto-compaction
  - Dual providers: GitHub Copilot and Ollama
  - MCP server integration
  - Todo panel and theme system
  - Streaming responses
  - GitHub-compatible project context

src/constants/mouse-handler.ts

@@ -0,0 +1,41 @@
+/**
+ * Mouse Handler Constants
+ *
+ * Constants for terminal mouse event handling
+ */
+
+// Mouse event button codes for SGR encoding
+export const MOUSE_WHEEL_CODES = {
+  UP: 64,
+  DOWN: 65,
+} as const;
+
+// Default scroll lines per wheel event
+export const MOUSE_SCROLL_LINES = 3;
+
+// SGR mouse sequence pattern: \x1b[<Cb;Cx;Cy(M|m)
+export const SGR_MOUSE_REGEX = /\x1b\[<(\d+);(\d+);(\d+)([Mm])/g;
+
+// X10 mouse sequence pattern: \x1b[M followed by 3 bytes
+export const X10_MOUSE_REGEX = /\x1b\[M[\x20-\xff]{3}/g;
+
+// Partial/incomplete sequence patterns for cleanup
+export const PARTIAL_SGR_REGEX = /\x1b\[<[\d;]*$/;
+export const PARTIAL_X10_REGEX = /\x1b\[M.{0,2}$/;
+
+// Mouse tracking escape sequences
+export const MOUSE_TRACKING_SEQUENCES = {
+  ENABLE_BUTTON: "\x1b[?1000h",
+  ENABLE_SGR: "\x1b[?1006h",
+  DISABLE_SGR: "\x1b[?1006l",
+  DISABLE_BUTTON: "\x1b[?1000l",
+} as const;
+
+// Scroll direction type
+export type MouseScrollDirection = "up" | "down";
+
+// Button code to scroll direction mapping
+export const MOUSE_BUTTON_TO_SCROLL: Record<number, MouseScrollDirection> = {
+  [MOUSE_WHEEL_CODES.UP]: "up",
+  [MOUSE_WHEEL_CODES.DOWN]: "down",
+} as const;