feat(hooks): enhance prometheus-md-only with better patterns

Add more comprehensive markdown-only file patterns for Prometheus planning agent. Extend test coverage for new patterns.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/hooks/prometheus-md-only/constants.ts

@@ -30,3 +30,48 @@ Return your findings and recommendations. The actual implementation will be hand
 ---
 
 `
+
+export const PROMETHEUS_WORKFLOW_REMINDER = `
+
+---
+
+${createSystemDirective(SystemDirectiveTypes.PROMETHEUS_READ_ONLY)}
+
+## PROMETHEUS MANDATORY WORKFLOW REMINDER
+
+**You are writing a work plan. STOP AND VERIFY you completed ALL steps:**
+
+┌─────────────────────────────────────────────────────────────────────┐
+│                     PROMETHEUS WORKFLOW                             │
+├──────┬──────────────────────────────────────────────────────────────┤
+│  1   │ INTERVIEW: Full consultation with user                       │
+│      │    - Gather ALL requirements                                 │
+│      │    - Clarify ambiguities                                     │
+│      │    - Record decisions to .sisyphus/drafts/                   │
+├──────┼──────────────────────────────────────────────────────────────┤
+│  2   │ METIS CONSULTATION: Pre-generation gap analysis              │
+│      │    - delegate_task(agent="Metis (Plan Consultant)", ...)     │
+│      │    - Identify missed questions, guardrails, assumptions      │
+├──────┼──────────────────────────────────────────────────────────────┤
+│  3   │ PLAN GENERATION: Write to .sisyphus/plans/*.md               │
+│      │    <- YOU ARE HERE                                           │
+├──────┼──────────────────────────────────────────────────────────────┤
+│  4   │ MOMUS REVIEW (if high accuracy requested)                    │
+│      │    - delegate_task(agent="Momus (Plan Reviewer)", ...)       │
+│      │    - Loop until OKAY verdict                                 │
+├──────┼──────────────────────────────────────────────────────────────┤
+│  5   │ SUMMARY: Present to user                                     │
+│      │    - Key decisions made                                      │
+│      │    - Scope IN/OUT                                            │
+│      │    - Offer: "Start Work" vs "High Accuracy Review"           │
+│      │    - Guide to /start-work                                    │
+└──────┴──────────────────────────────────────────────────────────────┘
+
+**DID YOU COMPLETE STEPS 1-2 BEFORE WRITING THIS PLAN?**
+**AFTER WRITING, WILL YOU DO STEPS 4-5?**
+
+If you skipped steps, STOP NOW. Go back and complete them.
+
+---
+
+`