initial: add all custom Claude.ai skills

bulletproof/templates/spec.md

@@ -0,0 +1,35 @@
+# Spec: [Name]
+**Date:** YYYY-MM-DD
+**Author:** [who requested]
+
+## Problem
+What's broken or missing (1-3 sentences)
+
+## Goal
+What we want to achieve (measurable outcome)
+
+## Scope
+
+### In Scope
+- Concrete behaviors / user stories
+- ...
+
+### Out of Scope (not doing)
+- Clearly mark boundaries
+- ...
+
+## Acceptance Criteria
+- [ ] Criterion 1 (verifiable)
+- [ ] Criterion 2
+- [ ] Criterion 3
+- [ ] ...
+
+## Constraints
+- Technical limitations
+- Backward compatibility requirements
+- Performance requirements
+- Security requirements
+
+## Non-Goals
+- What is explicitly NOT a goal
+- ...