feat: security overhaul (proxy ssrf fix, streaming sanitization, docker optimization)

_bmad/bmb/workflows/agent/steps-e/e-03e-validate-sidecar.md

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+---
+name: 'e-03e-validate-sidecar'
+description: 'Validate sidecar structure (before edit) - no menu, auto-advance'
+
+nextStepFile: './e-03f-validation-summary.md'
+editPlan: '{bmb_creations_output_folder}/edit-plan-{agent-name}.md'
+expertValidation: ../data/expert-agent-validation.md
+---
+
+# Edit Step 3e: Validate Sidecar (Before Edit)
+
+## STEP GOAL:
+
+Validate the agent's sidecar structure if Expert type. Record findings to editPlan and auto-advance.
+
+## MANDATORY EXECUTION RULES:
+
+- 📖 CRITICAL: Read the complete step file before taking any action
+- 🔄 CRITICAL: Read editPlan and expertValidation first
+- 🚫 NO MENU in this step - record findings and auto-advance
+- ✅ YOU MUST ALWAYS SPEAK OUTPUT In your Agent communication style with the config `{communication_language}`
+
+### Step-Specific Rules:
+
+- 🎯 Validate sidecar structure for Expert agents
+- 📊 Record findings to editPlan frontmatter
+- 🚫 FORBIDDEN to present menu - auto-advance when complete
+
+## EXECUTION PROTOCOLS:
+
+- 🎯 Load expertValidation.md reference
+- 📊 Validate sidecar if Expert type, skip for Simple/Module
+- 💾 Record findings to editPlan
+- ➡️ Auto-advance to validation summary when complete
+
+## Sequence of Instructions:
+
+### 1. Load References
+
+Read `{expertValidation}`.
+Read `{editPlan}` to get agent type.
+
+### 2. Conditional Validation
+
+**IF agentType == expert:**
+- Check metadata.sidecar-folder is present
+- Check sidecar-path is correct format
+- Verify sidecar files exist at specified path
+
+**IF agentType != expert:**
+- Mark as N/A (not applicable)
+- Skip detailed checks
+
+### 3. Record Findings
+
+Append to editPlan frontmatter:
+
+```yaml
+  sidecar:
+    status: [pass|fail|warning|n/a]
+    findings:
+      - {check}: [pass|fail|n/a]
+      - {check}: [pass|fail|n/a]
+```
+
+### 4. Auto-Advance
+
+When validation complete, load and execute `{nextStepFile}` immediately.
+
+## SUCCESS METRICS
+
+✅ Sidecar checks performed (or N/A recorded)
+✅ Findings saved to editPlan
+✅ Auto-advanced to validation summary
+
+---
+
+**Auto-advancing to validation summary...**