feat(ttrss): Add e-mail sending

compose.override.yaml

@@ -93,6 +93,13 @@ services:
             TTRSS_SELF_URL_PATH: "${TTRSS_SELF_URL_PATH}"
             APP_BASE: "${APP_BASE}"
             APP_WEB_ROOT: "${APP_WEB_ROOT}"
+            TTRSS_PLUGINS: "${TTRSS_PLUGINS}"
+            TTRSS_SMTP_FROM_ADDRESS: "${TTRSS_SMTP_FROM_ADDRESS}"
+            TTRSS_SMTP_FROM_NAME: "${TTRSS_SMTP_FROM_NAME}"
+            TTRSS_SMTP_LOGIN: "${TTRSS_SMTP_LOGIN}"
+            TTRSS_SMTP_PASSWORD: "${TTRSS_SMTP_PASSWORD}"
+            TTRSS_SMTP_SECURE: "${TTRSS_SMTP_SECURE}"
+            TTRSS_SMTP_SERVER: "${TTRSS_SMTP_SERVER}"
 volumes: !reset []
 networks: !override
     tt_rss-default:
@@ -103,4 +110,4 @@ networks: !override
         ipam:
             driver: default
             config:
-                - subnet: ${SUBNET}
+                - subnet: ${SUBNET}