Rebrand: rename repo references to ops-kernel-stack

- Update README title and all GitHub URLs
- Update SECURITY.md advisory link
- Update CONTRIBUTING.md clone command
- Update group_vars project_repo_url

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: thewismit

CONTRIBUTING.md

@@ -3,7 +3,7 @@
 ## Development Setup
 
 ```bash
-git clone https://github.com/opskern/homelab-ansible-stack && cd homelab-ansible-stack
+git clone https://github.com/opskern/ops-kernel-stack && cd ops-kernel-stack
 cp ansible.cfg.example ansible.cfg
 cp inventory.yml.example inventory.yml   # use test hosts
 cp group_vars/all/vault.yml.example group_vars/all/vault.yml

README.md

@@ -1,6 +1,6 @@
-# Homelab Ansible Stack
+# Ops Kernel Stack
 
-[![CI](https://github.com/opskern/homelab-ansible-stack/actions/workflows/ci.yml/badge.svg)](https://github.com/opskern/homelab-ansible-stack/actions/workflows/ci.yml)
+[![CI](https://github.com/opskern/ops-kernel-stack/actions/workflows/ci.yml/badge.svg)](https://github.com/opskern/ops-kernel-stack/actions/workflows/ci.yml)
 
 > **Production-grade Ansible automation for self-hosted homelabs.**
 > Backups, monitoring, logging, and self-healing infrastructure — battle-tested, running 24/7.
@@ -97,7 +97,7 @@ Prometheus ──alerts──▶ Alertmanager ──webhook──▶ Remediation
 
 ```bash
 # 1. Clone and configure
-git clone https://github.com/opskern/homelab-ansible-stack ansible-homelab && cd ansible-homelab
+git clone https://github.com/opskern/ops-kernel-stack ansible-homelab && cd ansible-homelab
 cp ansible.cfg.example ansible.cfg         # set your SSH key + ansible user paths
 cp inventory.yml.example inventory.yml     # fill in your host IPs
 cp group_vars/all/vault.yml.example group_vars/all/vault.yml

SECURITY.md

@@ -6,7 +6,7 @@ If you discover a security vulnerability in this project, please report it respo
 
 **Do NOT open a public GitHub issue.**
 
-Instead, open a [GitHub Security Advisory](https://github.com/opskern/homelab-ansible-stack/security/advisories/new) or email: **security@opskern.io**
+Instead, open a [GitHub Security Advisory](https://github.com/opskern/ops-kernel-stack/security/advisories/new) or email: **security@opskern.io**
 
 Include:
 - A description of the vulnerability

group_vars/all/vars.yml

@@ -24,7 +24,7 @@ ntfy_host_ip: "x.x.x.x"                  # ntfy notification server
 loki_url: "http://{{ docker_host_ip }}:3100"
 ntfy_url: "http://{{ ntfy_host_ip }}:8081"
 gitea_base_url: "https://gitea.{{ homelab_domain }}"
-project_repo_url: "https://github.com/opskern/homelab-ansible-stack"
+project_repo_url: "https://github.com/opskern/ops-kernel-stack"
 
 # ── Restic ────────────────────────────────────────────────────────────────────
 # restic_sftp_repo: used by deploy-restic-fleet.yml (SFTP transport to PBS/NAS)