feat: Improve onboarding wizard with password step, Homebrew support, and keyboard navigation

[kshivang]

Summary

• Add Password step to all platforms for sudo command authentication (no more inline password prompts)
• Add Homebrew installation support for macOS in Prerequisites step
• Switch GhAuthStep from EmbeddableTerminal to TabbedTerminal for better interactivity (cursor now visible)
• Add password show/hide toggle with Material icons
• Make password label platform-specific (macOS/Windows/System Password)
• Add keyboard navigation: auto-focus primary buttons and Enter key to proceed through wizard
• Fix scroll and right-click event handling in terminal

Test plan

• Run onboarding wizard on macOS - verify Password step appears and Homebrew can be installed
• Run onboarding wizard on Windows - verify Password step appears and winget/Chocolatey work
• Run onboarding wizard on Linux - verify Password step appears for sudo apt commands
• Verify Enter key navigates through wizard steps
• Verify password show/hide toggle works
• Verify gh auth login shows cursor and accepts input
• Verify right-click always shows context menu in terminal

🤖 Generated with Claude Code

[claude]

Pull Request Review - PR #235

Overview

This PR significantly improves the onboarding wizard with password management, Homebrew support, and keyboard navigation. The implementation is well-structured and follows the repository conventions.

---

Strengths

1. Excellent Security Practices

• Password is properly masked with show/hide toggle
• Clear messaging that password is stored only in memory
• Uses environment variable (BOSSTERM_SUDO_PWD) to pass password safely to subprocesses
• Password never written to disk or logs

2. Platform Abstraction

• Correctly uses ShellCustomizationUtils for platform detection (per CLAUDE.md guidelines)
• Clean platform-specific logic for Windows/macOS/Linux

3. UX Improvements

• Keyboard navigation: Auto-focus on primary buttons + Enter key support
• Password step: Eliminates inline password prompts (major UX win)
• Right-click fix: Always shows context menu (smart approach)
• GhAuthStep switch: TabbedTerminal over EmbeddableTerminal fixes cursor visibility

4. Code Quality

• Well-documented comments explaining complex logic
• Consistent error handling
• Good separation of concerns

---

Issues and Concerns

Critical: Password Security

Location: OnboardingSteps.kt:292 and OnboardingSteps.kt:1123

While passing password via environment variable is better than command-line args, there are still risks:

1. Process visibility: Environment variables can be visible via system inspection tools
2. Error output: If stderr redirection fails, password could leak to logs

Recommendations:

• Add documentation about password security trade-offs
• Consider using sudo -S with a temporary named pipe (FIFO) for even better security

High: Shell Script Error Handling

Location: OnboardingSteps.kt:337-338

Issues with the profile file modification:

1. Race condition: Writing to .tmp then moving could fail mid-operation
2. Silent failures: || true masks all errors
3. Data loss risk: grep pattern might match commented lines containing brew shellenv

Recommendation: Create backup first and use more precise pattern matching (sed with better regex)

Medium: Installation Success Detection

The Homebrew install has good additional verification via onOutput callback checking for success message (line 531-535). Good practice!

Low: Hardcoded Temp File Path

Location: OnboardingSteps.kt:282, OnboardingSteps.kt:354

Recommendation: Use mktemp to generate unique temp file names to avoid race conditions

---

Best Practices

Right-Click Context Menu Fix (ProperTerminal.kt:806)
Excellent fix - ensures right-click always works locally while preserving remote mouse support.

Scroll Event Consumption (ProperTerminal.kt:1365)
Good fix - prevents unwanted scroll propagation.

Accessibility
Great keyboard navigation! Consider adding screen reader labels for password visibility toggle.

---

Testing Recommendations

The test plan is comprehensive. Additionally verify:

1. Password Security:

   • Verify password not visible in process list during installation
   • Test with special characters in password

2. Platform Coverage:

   • Test on macOS Intel vs ARM (Homebrew paths differ)
   • Test on Windows with/without winget pre-installed

3. Error Scenarios:

   • Wrong password entered
   • Network failure during Homebrew install
   • Profile file is read-only

4. Edge Cases:

   • Password with quotes/special shell characters
   • Multiple brew shellenv lines already in profile

---

Performance Considerations

• LaunchedEffect: Focus requests use 200ms delay - appropriate
• Shell scripts: Progress indication is good
• Sudo keepalive: Background process every 50 seconds is reasonable

No performance red flags.

---

Security Summary

Risk	Severity	Status
Password in environment variable	Medium	Acceptable, document risks
Profile file corruption	Medium	Add backup before modification
Script injection via password	Low	Properly quoted in heredoc
Temp file race condition	Low	Use mktemp

---

Overall Assessment

Quality: 4/5 stars

This is a solid, well-implemented PR that significantly improves the onboarding experience. The code follows project conventions, platform abstraction is excellent, and the UX improvements are substantial.

Primary concerns:

1. Shell script error handling needs robustness improvements
2. Password security trade-offs should be documented
3. Temp file handling could be more robust

Recommendation: Approve with minor revisions

The security concerns are manageable and the existing implementation is already better than inline password prompts. The suggested improvements can be addressed in follow-up commits or a future PR.

---

Great work on this PR! The improvements to keyboard navigation and the password management approach are particularly well done.

[claude]

Code Review - PR #235

Overview

This PR adds several valuable UX improvements to the onboarding wizard, including password collection for sudo operations, Homebrew support for macOS, improved keyboard navigation, and important bug fixes for scroll/right-click event handling.

Strengths

Good Implementation Decisions

1. Password Security: Password is stored only in memory (adminPassword state variable) and passed via environment variable (BOSSTERM_SUDO_PWD), never written to disk. The security notice in the UI is accurate and helpful.

2. Platform Detection: Correctly uses ShellCustomizationUtils for platform checks instead of raw System.getProperty, following the project's established patterns.

3. Homebrew Installation Script: The Homebrew installation script (OnboardingSteps.kt:279-354) is well-designed with heredoc, sudo keep-alive, proper path detection, cleanup trap, and shell-specific profile configuration.

4. Event Handling Fixes: The scroll and right-click fixes in ProperTerminal.kt are correct - change.consume() prevents propagation and right-click exclusion ensures context menu always works.

5. Keyboard Navigation: Auto-focus on primary buttons with Enter key handling significantly improves UX for power users.

Security Concerns

CRITICAL: Password Injection Vulnerability

Location: OnboardingWizard.kt:1106 and OnboardingSteps.kt:296

The password is used with echo BOSSTERM_SUDO_PWD piped to sudo -S. This creates a command injection vulnerability if the password contains shell metacharacters.

Recommended Fix: Use printf or here-string to prevent interpretation.

Apply to all instances using echo with BOSSTERM_SUDO_PWD.

Potential Bugs

1. Installation Failure Handling: After failure, clicking Back then Install re-runs same command. Consider retry or state reset.

2. Focus Management: Silent exception catching could hide issues. Add delay and catch only IllegalStateException.

3. Homebrew Detection: Missing file.canExecute() check.

Overall Assessment

This is a high-quality PR with excellent UX improvements. Code follows conventions well. The password injection vulnerability is the only blocking issue - once fixed, ready to merge.

Recommendation: Request changes for security fix, then approve.

[claude]

Code Review - PR #235: Onboarding Wizard Improvements

Overall, this is a solid enhancement to the onboarding experience with well-structured code. The password-based approach eliminates inline prompts and the keyboard navigation improves UX significantly. Below are my findings organized by category.

---

✅ Strengths

1. Excellent UX Improvements

   • Password step eliminates sudo password prompts during installation
   • Keyboard navigation with Enter key and auto-focus on primary buttons
   • OTP detection and copy functionality for GitHub auth is clever
   • Visual flowchart for GitHub auth process is helpful

2. Platform Detection

   • Correctly uses ShellCustomizationUtils for platform checks (follows CLAUDE.md guidelines)
   • Platform-specific logic is well-organized

3. Pattern Search API

   • The new findPattern() and findPatternRegex() methods in TabbedTerminalState.kt are well-documented
   • Uses efficient Rabin-Karp algorithm for text search
   • Lock-free snapshots prevent blocking

4. Terminal Improvements

   • Right-click fix ensures context menu always works (ProperTerminal.kt:808)
   • Excludes Secondary button from mouse forwarding

---

🔴 Critical Security Issues

1. Password Storage in Environment Variable (HIGH SEVERITY)

Location: OnboardingWizard.kt:206, OnboardingSteps.kt:295, OnboardingSteps.kt:1129

Issue: Admin password is passed via BOSSTERM_SUDO_PWD environment variable to child processes.

environment = mapOf("BOSSTERM_SUDO_PWD" to adminPassword)

Risks:

• Environment variables are visible in process listings (ps -e)
• Child processes inherit environment variables
• Logs may capture environment variables
• Core dumps may contain environment data

Recommendation: Use sudo -S with stdin piping instead of environment variables:

echo "$ADMIN_PASSWORD" | sudo -S command

Better yet, write password to a secure temp file with 0600 permissions, use it, then shred it immediately.

2. Script Injection Vulnerability

Location: OnboardingSteps.kt:332-378 (Homebrew install script)

Issue: The Homebrew installation script uses heredoc with variable interpolation but doesn't escape the password properly. While 'BREWINSTALL_EOF' prevents interpolation in the heredoc itself, the password is still in an environment variable.

Recommendation: Sanitize password input or use a more secure authentication method.

3. Plaintext Password in Memory

Location: OnboardingWizard.kt:206

var adminPassword by remember { mutableStateOf("") }

Issue: Password stored as plain String in memory without any protection. Kotlin Strings are immutable and may remain in memory longer than needed.

Recommendation:

• Use CharArray instead of String and clear it after use
• Consider using secure storage mechanisms
• Document that password is only held during wizard session

---

⚠️ Major Issues

4. No Password Validation

Location: OnboardingSteps.kt:131-215

Issue: Password field accepts any non-empty string without validation. No feedback if password is incorrect until installation fails.

Recommendation:

• Add optional password verification step (try sudo -v with the password)
• Provide user feedback if authentication fails
• Consider adding password strength indicator (though not strictly necessary for system passwords)

5. Error Handling in Installation

Location: OnboardingSteps.kt:1129-1133

Issue: On installation failure, user stays on Installing step but there's minimal error handling:

onComplete = { success ->
    if (success) {
        // ... proceed
    }
    // On failure, stay on Installing step
}

Recommendation:

• Capture and display specific error messages
• Provide "Retry" and "Skip" options on failure
• Log detailed error information for debugging

6. Homebrew Installation PATH Detection

Location: OnboardingSteps.kt:332-378

Issue: The script attempts to auto-detect shell and configure PATH, but has several edge cases:

• Doesn't handle fish shell's config.fish location correctly
• Multiple profile files might exist (both .bash_profile and .bashrc)
• Overwrites existing brew shellenv lines without preserving user customizations

Recommendation:

• Use brew --prefix to get installation path reliably
• Check if brew is already in PATH before adding
• Preserve existing user configurations

---

💡 Moderate Issues

7. OTP Detection Race Condition

Location: OnboardingSteps.kt:1181-1190

Issue: Polling every 500ms for OTP pattern. If GitHub changes their OTP format, detection will fail silently.

LaunchedEffect(isRunning) {
    while (isRunning && detectedOtp == null) {
        delay(500)
        val matches = terminalState.findPatternRegex("[A-Z0-9]{4}-[A-Z0-9]{4}")
        if (matches.isNotEmpty()) {
            detectedOtp = matches.first().text
        }
    }
}

Recommendation:

• Make pattern configurable or more flexible
• Add timeout to prevent infinite polling
• Handle multiple OTP formats (different services use different patterns)

8. No Cleanup on Wizard Cancel

Location: OnboardingWizard.kt:247-250

Issue: When user closes wizard mid-installation, processes may still be running.

Recommendation:

• Track running processes/terminals
• Clean up on dismiss
• Prompt user before closing during installation

9. Terminal State Disposal

Location: OnboardingSteps.kt:1192-1196

Issue: Terminal state is created with autoDispose = false but only disposed in DisposableEffect. If the composable crashes or is removed unexpectedly, state may leak.

Recommendation:

• Consider using try-finally in the composable scope
• Add logging to track state lifecycle
• Document the disposal contract

10. Platform-Specific Code Not Tested

Location: Various (Windows/macOS/Linux paths)

Issue: Complex platform-specific installation logic with many edge cases. Testing is listed in the PR test plan but not automated.

Recommendation:

• Add unit tests for buildInstallCommand() function
• Mock platform detection for testing different OS paths
• Add integration tests that verify script generation

---

🔧 Minor Issues & Suggestions

11. Inconsistent String Quoting in Scripts

Location: OnboardingSteps.kt:823-1141 (buildInstallCommandInternal)

Shell script generation mixes single/double quotes inconsistently. While functional, it reduces readability.

Recommendation: Establish consistent quoting convention in scripts.

12. Magic Numbers

Location: OnboardingSteps.kt:1182 (delay(500)), ProperTerminal.kt:608 (delay(200))

Recommendation: Extract to named constants:

private const val OTP_POLLING_INTERVAL_MS = 500L
private const val AUTO_FOCUS_DELAY_MS = 200L

13. Long Function

Location: OnboardingSteps.kt:823-1141 (buildInstallCommandInternal)

This function is 318 lines long and handles too many responsibilities.

Recommendation: Break into smaller functions:

• buildShellInstallCommands()
• buildCustomizationCommands()
• buildGitCommands()
• buildAIAssistantCommands()

14. Password Visibility Toggle Accessibility

Location: OnboardingSteps.kt:187-194

The visibility toggle icon could benefit from better keyboard accessibility.

Recommendation: Ensure the IconButton is properly focusable and has keyboard shortcuts.

15. Hardcoded Timeout Values

Location: OnboardingWizard.kt:692-693 (waitFor(3, TimeUnit.SECONDS))

Recommendation: Make timeouts configurable, especially for slow systems.

---

🚀 Performance Considerations

16. Pattern Search Performance

The new findPatternRegex() method iterates through entire buffer including scrollback history. For large buffers (10,000+ lines), this could be slow.

Current code (TabbedTerminalState.kt:704-720):

for (row in -snapshot.historyLinesCount until snapshot.height) {
    val line = snapshot.getLine(row)
    val text = line.text
    regex.findAll(text).forEach { matchResult ->
        // ...
    }
}

Recommendation: Add performance considerations:

• Consider limiting search range (e.g., last N lines)
• Add early termination for single match
• Document performance characteristics in KDoc

17. Repeated Platform Detection

Location: OnboardingWizard.kt:212-214

Platform is detected multiple times using remember:

val isWindows = remember { ShellCustomizationUtils.isWindows() }
val isMac = remember { ShellCustomizationUtils.isMacOS() }

Impact: Minimal, but good practice to detect once at top level.

---

🧪 Test Coverage

Missing Test Coverage:

1. Password input validation edge cases (empty, special characters, very long passwords)
2. Script generation for all platform combinations
3. Error handling when package managers are not available
4. OTP pattern matching with various formats
5. Terminal state disposal lifecycle
6. Keyboard navigation flow through wizard

Recommendation: Add unit tests for:

• buildInstallCommand() with different InstalledTools states
• Platform detection mocking
• Password validation logic
• OTP regex patterns

---

📋 Code Quality

Positive:

• Code follows Kotlin conventions
• Good use of sealed classes for wizard steps
• Documentation is comprehensive
• Uses modern Compose patterns effectively

Areas for Improvement:

• Extract magic numbers to constants
• Break down large functions (especially buildInstallCommandInternal)
• Add more inline comments for complex shell scripts
• Consider extracting shell script templates to separate files

---

🎯 Summary

Critical Priority: Fix password security issues (#1, #2, #3) before merging
High Priority: Add password validation (#4), improve error handling (#5)
Medium Priority: Address Homebrew PATH issues (#6), OTP detection improvements (#7)
Low Priority: Code quality improvements (#11-15)

Overall Assessment: The PR adds valuable functionality but has critical security concerns that must be addressed. The password-in-environment-variable approach is a significant security risk. Once security issues are resolved, this will be a great improvement to the onboarding experience.

---

📚 Recommendations for Next Steps

1. Immediate: Replace environment variable password storage with stdin piping or secure temp file
2. Before Merge: Add password validation and better error handling
3. Follow-up PR: Add unit tests for installation script generation
4. Documentation: Update CLAUDE.md with security best practices for password handling

---

Let me know if you'd like me to elaborate on any of these points or provide code examples for the fixes!

[claude]

Code Review for PR #235

This PR introduces a comprehensive wizard framework and improves the onboarding experience. Overall, this is a well-architected and thoughtfully designed change. Here's my detailed feedback:

---

✅ Strengths

1. Excellent Architecture

• The new wizard/ package provides a clean, reusable framework with proper separation of concerns
• Generic WizardState pattern allows type-safe state management across different wizard types
• Platform filtering via PlatformFilter is elegant and follows the documented pattern in CLAUDE.md
• WizardStepBuilders provides excellent reusable step components

2. Code Quality

• Comprehensive KDoc comments throughout
• Consistent naming conventions and Kotlin idioms
• Proper use of Compose patterns (remember, LaunchedEffect, DisposableEffect)
• Good error handling (e.g., regex compilation try-catch in findPatternRegex)

3. User Experience Improvements

• Password step eliminates inline password prompts - much better UX
• Auto-focus on primary buttons and Enter key navigation is a nice touch
• OTP detection with copy button for GitHub auth is clever
• Platform-specific password labels (macOS Password vs System Password) show attention to detail

4. API Design

• New findPattern and findPatternRegex APIs in TabbedTerminalState are well-documented
• Using Rabin-Karp for text search and Regex for pattern matching is the right choice
• PatternMatch data class is simple and effective

[claude]

🔍 Issues and Concerns

1. Security: Password Handling ⚠️

Location: AIAssistantLauncher.kt:245, ToolInstallWizard.kt:177-179

Passing password via environment variable BOSSTERM_SUDO_PWD has security implications:

• Environment variables are visible to all child processes
• Could leak in process listings (ps -e output)
• Persists in shell history if not handled carefully

Recommendation: Consider using a temporary file with restricted permissions (600) or a named pipe for password handling.

2. Terminal State Cleanup ⚠️

Location: OnboardingSteps.kt (GhAuthStep)

The terminalState created for GhAuthStep is manually disposed, but in ToolInstallWizard.kt:206 the WizardStepBuilders.GhAuthContent doesn't show similar cleanup.

Question: Is there a memory leak risk if the wizard is dismissed mid-auth? Should ToolInstallWizard also handle terminal state disposal?

3. Error Handling Gaps

Location: TabbedTerminalState.kt:677-681

Silent failure on invalid regex - users calling this API won't know if they got no results because regex was invalid or because pattern wasn't found.

Recommendation: Either throw a more specific exception or return a Result type.

4. Race Condition Risk

Location: OnboardingSteps.kt (OTP detection polling)

The polling loop doesn't check if the composable is still active. If the step is skipped/dismissed quickly, this coroutine keeps running.

Fix: Use isActive check in the while loop condition.

5. Potential NPE

Location: TabbedTerminalState.kt:652

What happens if match.row is out of bounds for the snapshot? Should add bounds checking or document that RabinKarpSearch.searchBuffer guarantees valid row indices.

6. Event Consumption Logic

Location: ProperTerminal.kt

Without seeing the full implementation, can't verify:

• Are scroll events always consumed, or only when needed?
• Could this break nested scrollable content?
• Is right-click behavior documented in the code?

Recommendation: Add comments explaining the event propagation logic.

[claude]

📊 Testing Concerns

No Automated Tests

This PR adds significant functionality but no unit tests for:

• WizardState navigation logic
• findPattern / findPatternRegex edge cases
• Platform filtering logic
• Password validation

Recommendation: Add unit tests for the wizard framework core logic.

Manual Test Coverage

The test plan is comprehensive but relies entirely on manual testing across 3 platforms. Consider adding:

• Integration tests for wizard flows
• Screenshot/snapshot tests for UI consistency

---

🎯 Minor Issues

1. Magic Numbers

• delay(500) in OTP polling - should be a named constant
• DpSize(650.dp, 500.dp) - repeated in multiple files

2. Inconsistent Naming

• ToolInstallWizardParams vs AIInstallDialogParams - consider consolidating

3. Documentation

• PatternMatch KDoc says 'negative for history' but doesn't explain coordinate system
• autoFocus parameter could use more detail about timing/delay mechanism

4. Dead Code?

The PR mentions replacing confirmation dialogs, but legacy code is kept for 'backward compatibility'. Is this truly needed, or can it be removed in a follow-up?

[claude]

🚀 Performance Considerations

1. Buffer Scanning

findPatternRegex scans the entire buffer (history + screen) on every call. For OTP detection polling every 500ms, this could be expensive on large buffers.

Optimization: Consider:

• Scanning only recent lines (last N lines)
• Early exit once first match is found
• Debouncing the polling

2. Snapshot Creation

createSnapshot() vs createIncrementalSnapshot() - the PR mentions 'lock-free rendering' benefits of incremental snapshots. Why does findPattern use createSnapshot() while findPatternRegex uses createIncrementalSnapshot()?

Question: Should both use incremental snapshots for consistency?

---

✨ Nice Touches

1. Commit messages follow conventions - proper format with Claude Code attribution
2. Platform detection follows CLAUDE.md - uses ShellCustomizationUtils not raw System.getProperty
3. Homebrew support for macOS - addresses real pain point
4. Skip async detection in onboarding - prevents focus issues (commit df396d1)
5. Progressive disclosure in UI - password toggle, step indicator only when needed

---

📝 Summary

This is high-quality work with solid architecture and thoughtful UX improvements. The main concerns are:

1. Password security - environment variable approach needs hardening
2. Test coverage - needs automated tests for core logic
3. Resource cleanup - verify no leaks in terminal state/coroutines
4. Error handling - some silent failures should be more explicit

Recommendation: Approve with changes

The architectural improvements outweigh the issues, but I'd strongly recommend addressing the security concern before merging to master.

---

Great work on this PR! The wizard framework will be very useful for future features. 🎉

[claude]

PR Review: Onboarding Wizard Improvements

Overview

This is a substantial and well-structured PR that introduces a generic wizard framework and significantly improves the onboarding experience. The changes are well-organized with ~2400 additions across 15 files.

Code Quality & Architecture

✅ Strengths

1. Generic Wizard Framework
The new wizard infrastructure (WizardState.kt, WizardStep.kt, WizardDialog.kt) is excellently designed:

• Clean separation of concerns with generic type parameter for shared state
• Platform filtering built into WizardStep using PlatformFilter sealed class
• Proper state management with isProcessing, canGoNext, canGoBack flags
• Reusable across different wizards (onboarding, tool installation)

2. Platform Detection
Great adherence to the project's coding standards:

• Consistent use of ShellCustomizationUtils for platform checks throughout
• Properly documented in CLAUDE.md
• No raw System.getProperty("os.name") calls found

3. Component Refactoring
The switch from EmbeddableTerminal to TabbedTerminal for GitHub auth is smart:

• Fixes cursor visibility issues
• Better interactivity for commands requiring input
• Properly implemented with autoFocus parameter at ProperTerminal.kt:121

4. TabbedTerminalState API Additions
The new pattern search methods are well-implemented:

• findPattern() using Rabin-Karp algorithm (O(n+m) efficiency)
• findPatternRegex() for complex patterns
• Lock-free snapshots for safe concurrent access
• Good documentation with examples

Security Considerations

⚠️ Password Handling - Needs Attention

Issue: Password stored in environment variable BOSSTERM_SUDO_PWD

Locations:

• AIAssistantLauncher.kt:245
• OnboardingWizard.kt:1106

Concerns:

1. Environment Variable Visibility: Child processes inherit environment variables, potentially exposing the password to any spawned process
2. Process Inspection: On Unix systems, environment variables are visible via /proc/[pid]/environ
3. Shell History: If commands are logged, the password might appear in terminal output

Current Implementation Assessment:
The current approach with echo "$BOSSTERM_SUDO_PWD" | sudo -S -v is reasonably secure for a desktop application:

• ✅ Password is not persisted to disk
• ✅ Only in memory during wizard session
• ✅ Properly escaped in command construction
• ⚠️ Minor risk: visible in process environment

Recommendations:

• Consider using a temporary file with restricted permissions (chmod 600) for enhanced security
• Clear the password from memory/state as soon as it's no longer needed
• Document that the password is only stored temporarily during the wizard session

✅ Command Injection Protection

Good work on:

• Proper command escaping: commandToRunAfter.replace("'", "'\''") at ToolInstallWizard.kt:128
• Using heredocs for git commit messages (per CLAUDE.md)
• Validating sudo credentials before running commands

Performance Considerations

✅ Efficient Patterns

1. Snapshot Rendering
Properly using lock-free snapshots:

• createIncrementalSnapshot() in pattern search functions
• Follows the "Snapshot Rendering" pattern from CLAUDE.md

2. Lazy Initialization
Good use of remember {} blocks throughout with step definitions computed once and terminal states properly cached

3. Coroutine Usage
Appropriate use of LaunchedEffect and coroutine scopes for async operations

💡 Optimization Opportunity

In TabbedTerminalState.findPatternRegex() at line 706, consider adding early termination for common use cases with a limit parameter. This would be useful for "find first occurrence" scenarios.

Potential Bugs

🐛 Minor Issues

1. Regex Error Handling
At TabbedTerminalState.kt:700, invalid regex returns empty list. Consider logging or returning an error state so callers can distinguish between "no matches" and "invalid pattern".

2. Missing Terminal Key Reset
In ToolInstallState, terminalKey is incremented for npm retry but I don't see where it's reset between wizard invocations. This is minor but could lead to unnecessary large values over time.

3. Right-Click Event Handling
The PR summary mentions "Fix scroll and right-click event handling in terminal" but I don't see significant changes in this area in the diff. Could you clarify what was fixed?

Testing Coverage

✅ Well-Defined Test Plan

The PR description includes a comprehensive test plan covering all three platforms, password step verification, package manager installations, keyboard navigation, and UI toggles.

💡 Suggested Additional Tests

1. Test password with special characters (backtick, dollar sign, quotes, backslash)
2. Test wizard cancellation at each step (memory cleanup)
3. Test concurrent wizard invocations (if possible)
4. Test network failures during Homebrew/package installation

Code Style & Best Practices

✅ Following Project Guidelines

1. No backwards-compatibility hacks: Clean removal of old confirmation dialog code
2. Proper tool usage: Using specialized tools over bash where appropriate
3. Remember blocks: Expensive computations properly memoized
4. Documentation: Good KDoc comments throughout new code
5. Git commit format: Following the project's style

📝 Minor Suggestions

1. Magic Numbers
At OnboardingWizard.kt:1108, consider extracting 50 as a named constant SUDO_KEEPALIVE_INTERVAL_SECONDS

2. Nullable Callback Pattern
The clearLine: (() -> Unit)? parameter is used throughout. Consider making it clearer when the callback is intentionally null vs. missing.

Summary

Overall Assessment: ✅ Approve with Minor Suggestions

This is high-quality work that significantly improves the user experience. The code is well-architected, follows project conventions, and introduces reusable infrastructure.

Priority Items:

1. Security: Review password environment variable approach (low priority - current approach acceptable)
2. Testing: Validate password special character handling
3. Documentation: Add KDoc examples for new findPattern APIs

Recommendations:

• ✅ MERGE after addressing the right-click handling clarification
• Consider the password security suggestions for a follow-up PR
• Add the regex error handling improvement in a future enhancement

Great work on this comprehensive improvement! The generic wizard framework will be very useful for future features.

---

Files Reviewed: 15 files (2,395 additions, 296 deletions)
Focus Areas: Architecture, Security, Performance, Best Practices
Reviewer: Claude Code Assistant

[claude]

Code Review: PR 235 - Onboarding Wizard Improvements

Overview

This is a substantial and well-structured PR that introduces a generic wizard framework and significantly improves the onboarding experience.

Strengths

Architecture

• Excellent abstraction with WizardState, WizardStep, and WizardDialog framework
• Clean separation with WizardStepBuilders for reusable composables
• Type-safe state management with generic WizardState
• Platform filtering elegantly handles cross-platform differences
• Password passed through environment variable (BOSSTERM_SUDO_PWD) instead of inline

Code Quality

• Comprehensive KDoc comments
• Consistent styling with SettingsTheme color constants
• Proper DisposableEffect usage for cleanup
• New findPattern() and findPatternRegex() methods in TabbedTerminalState are useful

UX Improvements

• Password show/hide toggle with Material icons
• Auto-focus on password field and primary buttons for Enter key navigation
• GitHub auth step automatically detects and highlights OTP code
• Homebrew installation support for macOS
• Switched to TabbedTerminal for GitHub auth (shows cursor)

Issues and Concerns

1. Security - Password Handling

Location: OnboardingSteps.kt:297-299, WizardStepBuilders.kt:178

Password passed via BOSSTERM_SUDO_PWD environment variable has security trade-offs:

• Environment variables visible to processes on system
• No cleanup after session

Recommendation: Document this security trade-off

2. Error Handling - Homebrew Installation

Location: OnboardingSteps.kt:288-362

• No validation that BOSSTERM_SUDO_PWD is set before use
• If sudo fails, script continues with confusing errors

Recommendation: Add password validation and early exit on failure

3. Race Condition - OTP Detection

Location: WizardStepBuilders.kt:361-369

Polls every 500ms - might miss OTP if it appears and disappears quickly

Recommendation: Consider using terminal output callback

4. Resource Leaks - Terminal State

Location: WizardStepBuilders.kt:358-376

When resetKey changes, brief window where old terminal might not dispose immediately

Recommendation: Use state holder that survives recomposition

5. Code Duplication

Location: TabbedTerminal.kt:404-470

Menu handling for AI assistants is duplicated for each assistant

Recommendation: Refactor to helper function

6. Missing Error Recovery

Location: ToolInstallWizard.kt:126-131

Post-install command fails silently if nvm not installed

Recommendation: Add error checking and feedback

Performance

• Good use of createIncrementalSnapshot() for lock-free reading
• Proper use of remember and LaunchedEffect
• OTP polling creates frequent snapshots but acceptable for short flow

Test Coverage

Missing tests for:

• Wizard navigation
• Password validation
• OTP detection accuracy
• Platform filtering

Recommendation: Add unit tests for WizardState and integration tests

Minor Issues

1. Extract magic numbers to constants (delay values)
2. Inconsistent string templates
3. Document performance characteristics

Recommendations Summary

Must Fix (Before Merge)

1. Add password validation in Homebrew script
2. Fix resource leak in GitHub auth reset
3. Add error recovery for post-install commands

Should Fix (High Priority)

4. Add security documentation
5. Improve OTP detection reliability
6. Increase auto-focus delay

Nice to Have

7. Refactor duplicate AI menu code
8. Add unit tests
9. Extract magic numbers

Conclusion

High-quality PR that significantly improves onboarding. Wizard framework is well-architected. Main concerns are error handling and resource leaks.

With recommended fixes, this PR is ready to merge.

Overall Rating: 8.5/10

Great work on UX improvements and wizard framework!

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