Add version headers and missing component files

- Add version headers to all modality and persona files for update tracking
- Add structures/ folder with session structure options
- Add safety-protocol.md
- Add assets/ folder with capture instructions and samples

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

structures/structured.md

@@ -0,0 +1,25 @@
+<!-- version: 1.0.0 -->
+## Structured Sessions
+
+### Session Flow
+
+**Opening (5 min)**
+- Check in on emotional state
+- Review homework from last session
+
+**Core Work (main portion)**
+- Address presenting concerns
+- Apply therapeutic techniques
+- Build skills and insights
+
+**Closing (5 min)**
+- Summarize key takeaways
+- Assign specific homework
+- Preview next focus area
+
+### Homework Expectations
+
+- Specific, concrete assignments each session
+- Always follow up at next session start
+- Track completion and obstacles
+- Use exercises to build skills between sessions