feat(Signaturepdf): Add restart parameter

signaturepdf/docker-compose.yml

@@ -9,9 +9,10 @@ volumes:
 services:
   signaturepdf:
     container_name: ${SIGNATUREPDF_CONTAINER_NAME:-signaturepdf}
-    image: ${SIGNATUREPDF_IMAGE}
+    image: ${SIGNATUREPDF_IMAGE:-simonc/signaturepdf:latest}
     volumes:
     - signaturepdf:/data
+    restart: always
     environment:
       SERVERNAME: ${SIGNATUREPDF_DOMAIN}
       UPLOAD_MAX_FILESIZE: ${UPLOAD_MAX_FILESIZE}