feat: Docker adds SSRF-related timeout settings (#13395)

docker/.env.example

 SSRF_COREDUMP_DIR=/var/spool/squid
 SSRF_REVERSE_PROXY_PORT=8194
 SSRF_SANDBOX_HOST=sandbox
+SSRF_DEFAULT_TIME_OUT=5
+SSRF_DEFAULT_CONNECT_TIME_OUT=5
+SSRF_DEFAULT_READ_TIME_OUT=5
+SSRF_DEFAULT_WRITE_TIME_OUT=5
 
 # ------------------------------
 # docker env var for specifying vector db type at startup

docker/docker-compose.yaml

   SSRF_COREDUMP_DIR: ${SSRF_COREDUMP_DIR:-/var/spool/squid}
   SSRF_REVERSE_PROXY_PORT: ${SSRF_REVERSE_PROXY_PORT:-8194}
   SSRF_SANDBOX_HOST: ${SSRF_SANDBOX_HOST:-sandbox}
+  SSRF_DEFAULT_TIME_OUT: ${SSRF_DEFAULT_TIME_OUT:-5}
+  SSRF_DEFAULT_CONNECT_TIME_OUT: ${SSRF_DEFAULT_CONNECT_TIME_OUT:-5}
+  SSRF_DEFAULT_READ_TIME_OUT: ${SSRF_DEFAULT_READ_TIME_OUT:-5}
+  SSRF_DEFAULT_WRITE_TIME_OUT: ${SSRF_DEFAULT_WRITE_TIME_OUT:-5}
   EXPOSE_NGINX_PORT: ${EXPOSE_NGINX_PORT:-80}
   EXPOSE_NGINX_SSL_PORT: ${EXPOSE_NGINX_SSL_PORT:-443}
   POSITION_TOOL_PINS: ${POSITION_TOOL_PINS:-}