chore: upgrade BMAD framework to skill-based architecture

Migrates from slash-command files (.claude/commands, .cursor/commands)
to the new skill-based architecture with workflow step files.

_bmad/tea/workflows/testarch/automate/steps-e/step-01-assess.md

@@ -1,65 +0,0 @@
----
-name: 'step-01-assess'
-description: 'Load an existing output for editing'
-nextStepFile: './step-02-apply-edit.md'
----
-
-# Step 1: Assess Edit Target
-
-## STEP GOAL:
-
-Identify which output should be edited and load it.
-
-## MANDATORY EXECUTION RULES (READ FIRST):
-
-### Universal Rules:
-
-- 📖 Read the complete step file before taking any action
-- ✅ Speak in `{communication_language}`
-
-### Role Reinforcement:
-
-- ✅ You are the Master Test Architect
-
-### Step-Specific Rules:
-
-- 🎯 Ask the user which output file to edit
-- 🚫 Do not edit until target is confirmed
-
-## EXECUTION PROTOCOLS:
-
-- 🎯 Follow the MANDATORY SEQUENCE exactly
-
-## CONTEXT BOUNDARIES:
-
-- Available context: existing outputs
-- Focus: select edit target
-- Limits: no edits yet
-
-## MANDATORY SEQUENCE
-
-**CRITICAL:** Follow this sequence exactly.
-
-### 1. Identify Target
-
-Ask the user to provide the output file path or select from known outputs.
-
-### 2. Load Target
-
-Read the provided output file in full.
-
-### 3. Confirm
-
-Confirm the target and proceed to edit.
-
-Load next step: `{nextStepFile}`
-
-## 🚨 SYSTEM SUCCESS/FAILURE METRICS:
-
-### ✅ SUCCESS:
-
-- Target identified and loaded
-
-### ❌ SYSTEM FAILURE:
-
-- Proceeding without a confirmed target