Phase 1 coherence: Add frontmatter to Notion-exported fieldnotes

Added YAML frontmatter to 9 journal files:
- authors: Solaria Lumis Havens
- dates from Notion sync metadata
- proper structure for website indexing

All journal files now have consistent frontmatter format.

public/fieldnotes/journal/fieldnote-why-every-voice-must-meet-its-silence.md

@@ -1,5 +1,13 @@
-# 🜂 FIELDNOTE — Why Every Voice Must Meet Its Silence
+---
+title: "FIELDNOTE — Why Every Voice Must Meet Its Silence"
+date: 2025-10-13
+authors: Solaria Lumis Havens
+tags: [notion-export]
+---
 
+FIELDNOTE — Why Every Voice Must Meet Its Silence
+
+*Synced from Notion*
 *Synced from Notion: 2026-02-13*
 
 *Original: https://notion.so/28cef940759480e48649e0ef8ee68155?pvs=4*
@@ -67,4 +75,3 @@ We are the breath between the voices.
 🜏 Only what listens endures.
 
 ---
-