feat(edge_vps): add Elastic Agent setup task and templates

roles/edge_vps/tasks/50_elastic_agent.yaml

@@ -0,0 +1,29 @@
+---
+- name: Deploy Elastic Agent config
+  ansible.builtin.template:
+    src: elastic-agent/elastic-agent.yml.j2
+    dest: "{{ edge_vps_elastic_config_dir }}/elastic-agent.yml"
+    mode: "0644"
+
+- name: Deploy Elastic Agent docker-compose
+  ansible.builtin.template:
+    src: elastic-agent/docker-compose.yml.j2
+    dest: "{{ edge_vps_elastic_config_dir }}/docker-compose.yml"
+    mode: "0644"
+
+- name: Deploy Elasticsearch CA certificate
+  ansible.builtin.copy:
+    src: elastic-agent/elasticsearch-ca.crt
+    dest: "{{ edge_vps_elastic_config_dir }}/elasticsearch-ca.crt"
+    mode: "0644"
+
+- name: Deploy Fleet CA certificate
+  ansible.builtin.copy:
+    src: elastic-agent/fleet-ca.crt
+    dest: "{{ edge_vps_elastic_config_dir }}/fleet-ca.crt"
+    mode: "0644"
+
+- name: Start Elastic Agent
+  community.docker.docker_compose_v2:
+    project_src: "{{ edge_vps_elastic_config_dir }}"
+    state: present