add dnsmasq pi server

dns/README.md

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+# DNS Server
+
+## Install
+
+```bash
+ansible-playbook -i ansible/inventory.yaml dns/dns.yaml
+```

dns/conf.d/dns.conf

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+server=10.1.0.1
+cache-size=1000
+address=/.reeseapps.com/10.1.203.197

dns/dns.yaml

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+- name: Update dnsmasq server
+  hosts: dns
+  become: true
+  become_user: root
+  become_method: sudo
+  tasks:
+  - name: Ensure dnsmasq is installed
+    ansible.builtin.apt:
+      pkg:
+      - dnsmasq
+      - dnsutils
+  - name: Copy dns configurations
+    template:
+      src: "{{ item }}"
+      dest: /etc/dnsmasq.d/{{ item | basename }}
+      owner: root
+      group: root
+      mode: '0644'
+    with_fileglob:
+    - conf.d/*
+  - name: Reload dnsmasq service
+    ansible.builtin.systemd_service:
+      state: restarted
+      name: dnsmasq
+      enabled: true