Added kafka and springBoot roles, minor cleanup, and use ansible-vault to hide sensitive data

ansible/roles/nginx/tasks/letsencrypt.yaml

@@ -0,0 +1,12 @@
+---
+- name: Install python3-certbot-nginx
+  ansible.builtin.apt:
+    name: python3-certbot-nginx
+    update_cache: true
+- name: Create directory for acme challenge
+  ansible.builtin.file:
+    state: directory
+    path: /var/www/html/.well-known/acme-challenge
+    owner: root
+    group: root
+    mode: "700"

ansible/roles/nginx/tasks/main.yaml

@@ -0,0 +1,11 @@
+---
+- name: Install nginx
+  ansible.builtin.apt:
+    name: nginx
+    update_cache: true
+- name: Allow nginx through firewall
+  community.general.ufw:
+    name: Nginx Full
+    rule: allow
+- name: Prepare for Let's Encrypt
+  ansible.builtin.import_tasks: letsencrypt.yaml