Refactor and enhance Ansible configurations for dev-02 and nginx proxy setup

- Updated host_vars for dev-02 to include login history settings and modified code server authentication.
- Adjusted opencode server configurations and reduced resource allocation.
- Introduced a new playbook for configuring nginx reverse proxy with TLS and OAuth2.
- Enhanced linux_dev_station role defaults and tasks, including package updates and service configurations.
- Removed unnecessary credential assertions in linux_dev_station tasks.
- Created nginx_proxy role with tasks for certbot, nginx installation, and oauth2-proxy setup.
- Added templates for nginx and oauth2-proxy configurations.
- Updated terraform configuration to reflect new DNS records for ide and agent services.
- Documented changes and configurations in linux_dev_station.md for clarity and future reference.

ansible/roles/nginx_proxy/templates/nginx.conf.j2

@@ -0,0 +1,33 @@
+user nginx;
+worker_processes auto;
+error_log {{ nginx_proxy_nginx_error_log }};
+pid /run/nginx.pid;
+
+events {
+    worker_connections {{ nginx_proxy_nginx_worker_connections }};
+}
+
+http {
+    log_format main '$remote_addr - $remote_user [$time_local] "$request" '
+                    '$status $body_bytes_sent "$http_referer" '
+                    '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log {{ nginx_proxy_nginx_access_log }} main;
+
+    sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout 65;
+    types_hash_bucket_size 64;
+    types_hash_max_size 2048;
+
+    include /etc/nginx/mime.types;
+    default_type application/octet-stream;
+
+    map $http_upgrade $connection_upgrade {
+        default upgrade;
+        ''      close;
+    }
+
+    include /etc/nginx/conf.d/*.conf;
+}