chore: remove old inventory for now and add vagrant

old inventory was never in use. Vagrant for local development

inventories/vagrant/host_vars/backend/keycloak.yml

@@ -0,0 +1 @@
+keycloak_admin_password: admin

inventories/vagrant/host_vars/backend/main.yml

@@ -0,0 +1,3 @@
+---
+# Backend server configuration
+# This server hosts application services that are exposed via the DMZ reverse proxy

inventories/vagrant/host_vars/backend/traefik.yml

@@ -0,0 +1,21 @@
+# Services to be exposed through the DMZ reverse proxy
+traefik_services:
+  - name: httpbin
+    domain: httpbin.local.test
+    port: 443
+    protocol: https
+  - name: keycloak
+    domain: keycloak.local.test
+    port: 443
+    protocol: https
+
+  # Example: Add more services as you deploy them
+  # - name: forgejo
+  #   domain: git.example.com
+  #   port: 3000
+  #   protocol: http
+
+  # - name: nextcloud
+  #   domain: cloud.example.com
+  #   port: 80
+  #   protocol: http

inventories/vagrant/host_vars/backend2/httbin.yml

@@ -0,0 +1,2 @@
+# Httpbin service configuration (overrides for this host)
+httpbin_domain: "httpbin-srv2.local.test"

inventories/vagrant/host_vars/backend2/main.yml

@@ -0,0 +1,3 @@
+---
+# Backend2 server configuration
+# This is a minimal test server for testing multi-backend routing

inventories/vagrant/host_vars/backend2/traefik.yml

@@ -0,0 +1,6 @@
+# Services to be exposed through the DMZ reverse proxy
+traefik_services:
+  - name: httpbin-srv2
+    domain: "{{ httpbin_domain }}"
+    port: 443
+    protocol: https

inventories/vagrant/host_vars/dmz/main.yml

@@ -0,0 +1,4 @@
+---
+# Host-specific variables for dmz
+# Example:
+# custom_var: value