Add host_vars for firewall configuration

- docker.yml: Disable firewall (Docker manages iptables)
- hiveops.yml: Disable firewall (many ports needed)
- npm.yml: Allow ports 22, 80, 443, 81 (admin)
- smartjournal.yml: Allow ports 22, 80, 443

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

host_vars/docker.yml

@@ -0,0 +1,5 @@
+---
+# Docker host specific variables
+
+# Disable firewall (Docker manages its own iptables rules)
+common_firewall_enabled: false

host_vars/hiveops.yml

@@ -0,0 +1,5 @@
+---
+# HiveOps specific variables
+
+# Disable firewall (too many ports needed)
+common_firewall_enabled: false

host_vars/npm.yml

@@ -0,0 +1,8 @@
+---
+# Nginx Proxy Manager specific variables
+
+common_firewall_allowed_ports:
+  - "22/tcp"    # SSH
+  - "80/tcp"    # HTTP
+  - "443/tcp"   # HTTPS
+  - "81/tcp"    # NPM Admin panel

host_vars/smartjournal.yml

@@ -0,0 +1,7 @@
+---
+# SmartJournal specific variables
+
+common_firewall_allowed_ports:
+  - "22/tcp"    # SSH
+  - "80/tcp"    # HTTP
+  - "443/tcp"   # HTTPS