wiki: add manual update guide for Gemini CLI

05-troubleshooting/index.md

@@ -2,8 +2,18 @@
 
 Practical fixes for common Linux, networking, and application problems.
 
-- [ISP SNI Filtering with Caddy](isp-sni-filtering-caddy.md)
-- [Obsidian Cache Hang Recovery](obsidian-cache-hang-recovery.md)
-- [yt-dlp Fedora JS Challenge](yt-dlp-fedora-js-challenge.md)
-- [MajorWiki Setup & Publishing Pipeline](majwiki-setup-and-pipeline.md)
+## 🖥️ GPU & AI
+- [Qwen2.5-14B OOM on RTX 3080 Ti (12GB)](gpu-display/qwen-14b-oom-3080ti.md)
+
+## 🌐 Networking & Web
+- [Apache Outage: Fail2ban Self-Ban + Missing iptables Rules](networking/fail2ban-self-ban-apache-outage.md)
+- [ISP SNI Filtering & Caddy](isp-sni-filtering-caddy.md)
+- [yt-dlp YouTube JS Challenge Fix](yt-dlp-fedora-js-challenge.md)
+
+## 📦 Docker & Systems
 - [Docker & Caddy Recovery After Reboot (Fedora + SELinux)](docker-caddy-selinux-post-reboot-recovery.md)
+- [MajorWiki Setup & Publishing Pipeline](majwiki-setup-and-pipeline.md)
+
+## 📝 Application Specific
+- [Obsidian Vault Recovery — Loading Cache Hang](obsidian-cache-hang-recovery.md)
+- [Gemini CLI Manual Update](gemini-cli-manual-update.md)