Include SSL Options for MySQL

docs/src/setup/index.md

@@ -75,6 +75,10 @@ services:
       DB_MYSQL_USER: "npm"
       DB_MYSQL_PASSWORD: "npm"
       DB_MYSQL_NAME: "npm"
+      # Optional SSL (see section below)
+      # DB_MYSQL_SSL: 'true'
+      # DB_MYSQL_SSL_REJECT_UNAUTHORIZED: 'true'
+      # DB_MYSQL_SSL_VERIFY_IDENTITY: 'true'
       # Uncomment this if IPv6 is not enabled on your host
       # DISABLE_IPV6: 'true'
     volumes:
@@ -102,6 +106,16 @@ Please note, that `DB_MYSQL_*` environment variables will take precedent over `D
 
 :::
 
+### Optional: MySQL / MariaDB SSL
+
+You can enable TLS for the MySQL/MariaDB connection with these environment variables:
+
+- DB_MYSQL_SSL: Enable SSL when set to true. If unset or false, SSL disabled (previous default behaviour).
+- DB_MYSQL_SSL_REJECT_UNAUTHORIZED: (default: true) Validate the server certificate chain. Set to false to allow self‑signed/unknown CA.
+- DB_MYSQL_SSL_VERIFY_IDENTITY: (default: true) Performs host name / identity verification.
+
+Enabling SSL using a self-signed cert (not recommended for production).
+
 ## Using Postgres database
 
 Similar to the MySQL server setup: