feat: implement hooks system for project configuration

- Add HooksEditor component for managing project hooks
- Add ProjectSettings component for project-specific configurations
- Create hooksManager utility for hook operations
- Add hooks type definitions
- Update backend commands to support hooks functionality
- Integrate hooks into main app, agent execution, and Claude sessions
- Update API and utilities to handle hooks data

src/types/hooks.ts

@@ -0,0 +1,125 @@
+/**
+ * Types for Claude Code hooks configuration
+ */
+
+export interface HookCommand {
+  type: 'command';
+  command: string;
+  timeout?: number; // Optional timeout in seconds (default: 60)
+}
+
+export interface HookMatcher {
+  matcher?: string; // Pattern to match tool names (regex supported)
+  hooks: HookCommand[];
+}
+
+export interface HooksConfiguration {
+  PreToolUse?: HookMatcher[];
+  PostToolUse?: HookMatcher[];
+  Notification?: HookCommand[];
+  Stop?: HookCommand[];
+  SubagentStop?: HookCommand[];
+}
+
+export type HookEvent = keyof HooksConfiguration;
+
+export interface ClaudeSettingsWithHooks {
+  hooks?: HooksConfiguration;
+  [key: string]: any;
+}
+
+export interface HookValidationError {
+  event: string;
+  matcher?: string;
+  command?: string;
+  message: string;
+}
+
+export interface HookValidationWarning {
+  event: string;
+  matcher?: string;
+  command: string;
+  message: string;
+}
+
+export interface HookValidationResult {
+  valid: boolean;
+  errors: HookValidationError[];
+  warnings: HookValidationWarning[];
+}
+
+export type HookScope = 'user' | 'project' | 'local';
+
+// Common tool matchers for autocomplete
+export const COMMON_TOOL_MATCHERS = [
+  'Task',
+  'Bash',
+  'Glob',
+  'Grep',
+  'Read',
+  'Edit',
+  'MultiEdit',
+  'Write',
+  'WebFetch',
+  'WebSearch',
+  'Notebook.*',
+  'Edit|Write',
+  'mcp__.*',
+  'mcp__memory__.*',
+  'mcp__filesystem__.*',
+  'mcp__github__.*',
+];
+
+// Hook templates
+export interface HookTemplate {
+  id: string;
+  name: string;
+  description: string;
+  event: HookEvent;
+  matcher?: string;
+  commands: string[];
+}
+
+export const HOOK_TEMPLATES: HookTemplate[] = [
+  {
+    id: 'log-bash-commands',
+    name: 'Log Shell Commands',
+    description: 'Log all bash commands to a file for auditing',
+    event: 'PreToolUse',
+    matcher: 'Bash',
+    commands: ['jq -r \'"\(.tool_input.command) - \(.tool_input.description // "No description")"\' >> ~/.claude/bash-command-log.txt']
+  },
+  {
+    id: 'format-on-save',
+    name: 'Auto-format Code',
+    description: 'Run code formatters after file modifications',
+    event: 'PostToolUse',
+    matcher: 'Write|Edit|MultiEdit',
+    commands: [
+      'if [[ "$( jq -r .tool_input.file_path )" =~ \\.(ts|tsx|js|jsx)$ ]]; then prettier --write "$( jq -r .tool_input.file_path )"; fi',
+      'if [[ "$( jq -r .tool_input.file_path )" =~ \\.go$ ]]; then gofmt -w "$( jq -r .tool_input.file_path )"; fi'
+    ]
+  },
+  {
+    id: 'git-commit-guard',
+    name: 'Protect Main Branch',
+    description: 'Prevent direct commits to main/master branch',
+    event: 'PreToolUse',
+    matcher: 'Bash',
+    commands: ['if [[ "$(jq -r .tool_input.command)" =~ "git commit" ]] && [[ "$(git branch --show-current 2>/dev/null)" =~ ^(main|master)$ ]]; then echo "Direct commits to main/master branch are not allowed"; exit 2; fi']
+  },
+  {
+    id: 'custom-notification',
+    name: 'Custom Notifications',
+    description: 'Send custom notifications when Claude needs attention',
+    event: 'Notification',
+    commands: ['osascript -e "display notification \\"$(jq -r .message)\\" with title \\"$(jq -r .title)\\" sound name \\"Glass\\""']
+  },
+  {
+    id: 'continue-on-tests',
+    name: 'Auto-continue on Test Success',
+    description: 'Automatically continue when tests pass',
+    event: 'Stop',
+    commands: ['if grep -q "All tests passed" "$( jq -r .transcript_path )"; then echo \'{"decision": "block", "reason": "All tests passed. Continue with next task."}\'; fi']
+  }
+];