fix(docker): share FASTAPI_BACKEND with the server

Signed-off-by: Kevin Morris <kevr@0cost.org>

docker-compose.yml

@@ -165,6 +165,7 @@ services:
     init: true
     environment:
       - AUR_CONFIG=conf/config
+      - FASTAPI_BACKEND=${FASTAPI_BACKEND}
       - FASTAPI_WORKERS=${FASTAPI_WORKERS}
       - AURWEB_FASTAPI_PREFIX=${AURWEB_FASTAPI_PREFIX}
       - AURWEB_SSHD_PREFIX=${AURWEB_SSHD_PREFIX}

docker/scripts/run-fastapi.sh

@@ -14,10 +14,12 @@ fi
 
 # By default, set FASTAPI_WORKERS to 2. In production, this should
 # be configured by the deployer.
-if [ -z "$FASTAPI_WORKERS" ]; then
+if [ -z ${FASTAPI_WORKERS+x} ]; then
     FASTAPI_WORKERS=2
 fi
 
+export FASTAPI_BACKEND="$1"
+
 echo "FASTAPI_BACKEND: $FASTAPI_BACKEND"
 echo "FASTAPI_WORKERS: $FASTAPI_WORKERS"