Added spezcific cline rules to the framework repo.

.clinerules/project_nixos-infra_framework_tech_context

@@ -0,0 +1,9 @@
+# Project Rules: nixos-infra
+
+## Technical Context
+**Stack:** NixOS 25.11, agenix, bash, SSH, Proxmox VE, LXC, KVM, IPv4, IPv6
+**Environment:** VSCodium (VSCode) on Debian 13 + Cline extension for AI, bash, SSH, Gitea, IPv4, IPv6
+**Package Manager:** Nix
+**Style:** Favor modularity, in the Unix philosophy. Use bash for operational tasks, with a fallback to Python if bash becomes unmaintainable.
+**Tests:** Test Driven Development whenever possible.
+**Hardware:** X86-64 desktop computers, an old Dell T620, an old Dell T330, a Rpi 3B