Agent Persona Exploration - 2026-04-29

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Overview

This report analyzes the agentic-workflows custom agent (configured in .github/aw/create-agentic-workflow.md) against 4 representative software worker personas and their automation scenarios. Since the custom agent is invoked via GitHub Copilot Chat (/agent agentic-workflows) and is not directly callable from a workflow environment, this analysis is documentation-based — evaluating how well the agent's instructions prepare it to handle each scenario.

• Scenarios Tested: 4 (representative subset from 10 planned)
• Average Quality Score: 4.35/5.0
• Agent File Analyzed: .github/aw/create-agentic-workflow.md (59.5 KB)

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Key Findings

• ✅ Strong security posture: The agent consistently enforces read-only permissions + safe-outputs for all write operations — well-documented with explicit ❌ / ✅ examples
• ✅ Scheduling excellence: Fuzzy scheduling (daily, weekly, daily on weekdays) is thoroughly documented with rationale (avoid load spikes, avoid Monday backlog)
• ✅ GitHub API clarity: The agent has clear, prominent guidance that api.github.com direct access won't work and that the GitHub MCP server must be used instead
• ⚠️ workflow_run gap: The workflow_run trigger (critical for DevOps monitoring scenarios) has only 4 mentions with no dedicated examples
• ⚠️ Label application gap: There is no explicit add-label safe-output documented; the closest options are update-issue and add-comment

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Scenario Results

Scenario	Persona	Trigger	Tools	Security	Prompt	Complete	Avg
S1: DB Schema Review	Backend Eng.	5	4	5	4	4	4.4
S3: Deployment Monitor	DevOps Eng.	3	3	5	3	3	3.4
S4: Test Coverage PR	QA Tester	5	4	5	5	4	4.6
S5: Weekly Feature Digest	Product Mgr	5	5	5	5	5	5.0

View High-Quality Responses (S4, S5)

S4 — QA Tester: Test Coverage Analysis on PRs (avg 4.6/5)
The agent is well-prepared for this scenario. The pull_request trigger is thoroughly covered, add-comment via safe-outputs is the primary documented output pattern, and the GitHub MCP toolsets provide everything needed to read PR diffs and check runs. The main gap is no pre-built guidance on coverage tool output parsing (e.g., lcov, coverage.py), but the agent can infer this via bash steps.

S5 — Product Manager: Weekly Feature Digest (avg 5.0/5)
Perfect fit. The agent explicitly documents: fuzzy scheduling with schedule: weekly, weekday-only preference to avoid Monday backlog, create-discussion as the recommended safe-output for digests/reports, and GitHub toolsets for reading closed PRs and issues. No gaps identified.

View Areas for Improvement (S1, S3)

S1 — Backend Engineer: DB Schema Review (avg 4.4/5)
The pull_request trigger with path filters (paths: ['db/migrations/*.sql']) is supported but the create-agentic-workflow.md does not include an example of path-filtered PR triggers. Additionally, applying a label (e.g., needs-db-review) to a PR has no explicit safe-output — the agent would need to guide users toward the update-issue safe-output or a custom safe-output job, which isn't obvious.

S3 — DevOps Engineer: Deployment Monitoring (avg 3.4/5)
This is the weakest scenario. The workflow_run trigger is mentioned only 4 times with no complete examples. The agent may correctly identify the architectural constraint (can't wait for deployments) and redirect to simpler alternatives, but lacks concrete guidance on workflow_run-based monitoring patterns. A DevOps engineer asking for "monitor failed deployments" may receive a vague or redirected response.

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Top Patterns

1. Primary trigger: pull_request (PR automation) and schedule: weekly/daily (digests/monitoring) dominate agent guidance
2. Most recommended tools: GitHub MCP (toolsets: [default]) is the near-universal first tool; web-fetch and playwright for external data
3. Security: 100% consistent — agent instructions prominently repeat read-only + safe-outputs constraint with ❌ / ✅ examples

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Recommendations

1. Add workflow_run trigger examples to .github/aw/create-agentic-workflow.md — This is the natural trigger for DevOps monitoring scenarios (react to failed CI/CD runs). Add 1-2 examples with the pattern on: workflow_run: workflows: [...] types: [completed] showing how to access github.event.workflow_run context for failure detection.

2. Document add-label safe-output capability in .github/aw/create-agentic-workflow.md — If add-label is a supported safe-output operation, it should appear in the safe-outputs guidance section. If it's not supported, add an explicit note directing users to use update-issue with label arrays instead. This prevents confusion for Backend/QA scenarios where labeling is a natural output.

3. Add a path-filtered PR trigger example — Include a frontmatter snippet showing `pull_request: paths: [...]" filtering in the agent file. Backend engineers routinely need schema change detection, and this is a common but non-obvious GitHub Actions pattern.

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References:

• §25090114556

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[pelikhan]

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