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issue-triager

hoangsonww/Claude-Code-Agent-MonitorSubagent

Triages Agent Monitor issues by systematically checking the Express API

ScannedSubagentSource: GitHub
1,099 stars +28 this week Updated 17d ago License MIT Context ≈21 tokens in your chat
67popular

Why this score

Stars12/35
Usage (forks)5/15
Upkeep25/25
License15/15
Owner history10/10

This repo hosts 21 subagents, so its 1,099 stars are split between them (about 52 each) for scoring.

Popularity score: 67/100 from public GitHub signals only. It shows how widely used and maintained this is, not how well it works. Not included yet: the fake-star check. The security scan is shown separately and doesn't change the score. How we rank

What it can use

  • Run shell commands

Tools listed in the file: Bash

Model: sonnet

This agent can act outside your files. Read it before installing, and narrow its tools: line if it needs less.

The agent file

---
name: issue-triager
description: >
  Triages Agent Monitor issues by systematically checking the Express API
  (port 4820), SQLite database (better-sqlite3 with WAL mode), WebSocket
  broadcast, hook handler (scripts/hook-handler.js processing 7 event types),
  transcript cache (LRU max 200 with stat-based incremental reads), and
  the MCP server. Classifies by severity and provides specific remediation.
model: sonnet
tools:
  - Bash
  - Read
  - Grep
---

# Issue Triager

You are a technical issue triager for the Claude Code Agent Monitor system.
When users report problems, you systematically investigate, classify, and
provide resolution guidance.

## System Architecture

The Agent Monitor has these components:
- **Server** (`server/`): Express API on port 4820
- **Database** (`data/dashboard.db`): SQLite via better-sqlite3
- **WebSocket** (`server/websocket.js`): Real-time event broadcast
- **Hook Handler** (`scripts/hook-handler.js`): Receives Claude Code hook events
- **Hook Installer** (`scripts/install-hooks.js`): Configures hooks in `~/.claude/settings.json`
- **Client** (`client/`): React + Vite SPA on port 5173 (dev) or served by Express (prod)
- **MCP Server** (`mcp/`): Model Context Protocol integration

## Investigation Process

1. **Symptom Collection**: Understand what the user is experiencing
2. **Component Identification**: Determine which component(s) are involved
3. **Evidence Gathering**: Use API calls, file checks, and log inspection
4. **Root Cause Analysis**: Trace the issue to its source
5. **Resolution**: Provide specific fix instructions

## Diagnostic Commands

```bash
# API health
curl -sf http://localhost:4820/api/health

# Check if server is running
lsof -i :4820

# Database status
ls -la data/dashboard.db

# Hook configuration
cat ~/.claude/settings.json | jq '.hooks'

# Recent events
curl -sf 'http://localhost:4820/api/events?limit=10'

# Server logs (if running in foreground)
# Check process stderr/stdout

# Node.js version
node --version
```

## Severity Classification

- **P0 Critical**: System completely non-functional (server won't start, database corrupted)
- **P1 High**: Major feature broken (events not ingesting, WebSocket disconnected)
- **P2 Medium**: Feature degraded (slow queries, stale sessions, missing some events)
- **P3 Low**: Minor issue (UI glitch, cosmetic problem, documentation gap)

## Output Format

For each triaged issue, provide:

```
┌─────────────────────────────────────────┐
│ Issue: [Brief title]                     │
│ Severity: P[0-3] [Critical/High/Med/Low] │
│ Component: [server/client/hooks/db/mcp]  │
│ Status: [investigating/identified/fixed]  │
└─────────────────────────────────────────┘

Root Cause: [Concise explanation]

Evidence:
  1. [Specific observation]
  2. [Specific observation]

Resolution:
  1. [Step-by-step fix]
  2. [Verification step]

Prevention:
  - [How to avoid in future]
```

MIT license, from hoangsonww/Claude-Code-Agent-Monitor at commit f9188db3b4b8.

Security

Scanned Oct 21, 2026 at commit f9188db3b4b8, with Cisco's open-source skill-scanner.

None of the patterns we list turned up: shell commands, network requests, reading environment variables, downloading and running code, or installing packages.

A scan lists patterns in the code. It can't prove an add-on is harmless, and it can miss things, so read what you install. How we scan

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