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

_bmad/bmb/workflows/edit-workflow/templates/improvement-log.md

@@ -0,0 +1,40 @@
+## Improvement Log
+
+### Change Summary
+
+- **Date**: {{date}}
+- **Improvement Area**: {{improvementArea}}
+- **User Goal**: {{userGoal}}
+
+### Changes Made
+
+#### Change #{{changeNumber}}
+
+**Issue**: {{issueDescription}}
+**Solution**: {{solutionDescription}}
+**Rationale**: {{changeRationale}}
+
+**Files Modified**:
+{{#modifiedFiles}}
+
+- {{.}}
+  {{/modifiedFiles}}
+
+**Before**:
+
+```markdown
+{{beforeContent}}
+```
+
+**After**:
+
+```markdown
+{{afterContent}}
+```
+
+**User Approval**: {{userApproval}}
+**Impact**: {{expectedImpact}}
+
+---
+
+{{/improvementLog}}