Changeset 0.17.3 (#78)

server/database/migrations/sqlite/002_v0173_note_links.sql

@@ -0,0 +1,26 @@
+-- v0.17.3: Note Links + Wikilink Infrastructure (SQLite)
+--
+-- New: note_links table for [[wikilink]] graph edges
+-- New: notes.source_message_id for chat-to-note provenance
+
+-- =========================================
+-- 1. Note Links
+-- =========================================
+
+CREATE TABLE IF NOT EXISTS note_links (
+    source_note_id  TEXT NOT NULL REFERENCES notes(id) ON DELETE CASCADE,
+    target_note_id  TEXT REFERENCES notes(id) ON DELETE CASCADE,
+    target_title    TEXT NOT NULL,
+    display_text    TEXT,
+    is_transclusion INTEGER NOT NULL DEFAULT 0,
+    created_at      TEXT DEFAULT (datetime('now')),
+    PRIMARY KEY (source_note_id, target_title)
+);
+
+CREATE INDEX IF NOT EXISTS idx_note_links_target ON note_links(target_note_id);
+
+-- =========================================
+-- 2. Source Message Provenance
+-- =========================================
+
+ALTER TABLE notes ADD COLUMN source_message_id TEXT;