chore: bump version to v1.4.8

Release includes markdown indexing (#399) and the Section table
registration fix (#401), making PR #403 unnecessary.

https://claude.ai/code/session_015WxcTDYrGi4sWY8iY8gDZP

gitnexus/CHANGELOG.md

@@ -2,6 +2,14 @@
 
 All notable changes to GitNexus will be documented in this file.
 
+## [1.4.8] - 2026-03-21
+
+### Added
+- **Markdown file indexing** — parse `.md`/`.mdx` files to extract Section nodes from headings with hierarchy via CONTAINS edges and cross-file IMPORTS edges from markdown links (#399)
+
+### Fixed
+- **lbug**: register Section in `NODE_TABLES`, `NODE_SCHEMA_QUERIES`, and `getCopyQuery` after kuzu→lbug migration (#401)
+
 ## [1.4.7] - 2026-03-19
 
 ### Added

gitnexus/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "gitnexus",
-  "version": "1.4.7",
+  "version": "1.4.8",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "gitnexus",
-      "version": "1.4.7",
+      "version": "1.4.8",
       "hasInstallScript": true,
       "license": "PolyForm-Noncommercial-1.0.0",
       "dependencies": {

gitnexus/package.json

@@ -1,6 +1,6 @@
 {
   "name": "gitnexus",
-  "version": "1.4.7",
+  "version": "1.4.8",
   "description": "Graph-powered code intelligence for AI agents. Index any codebase, query via MCP or CLI.",
   "author": "Abhigyan Patwari",
   "license": "PolyForm-Noncommercial-1.0.0",