no daemon should start automatically

snap/snapcraft.yaml

@@ -64,6 +64,7 @@ apps:
   mongod:
     command: start-mongod.sh
     daemon: simple
+    install-mode: disable
     restart-condition: always
     restart-delay: 20s
     plugs:
@@ -89,6 +90,7 @@ apps:
       - network-bind
   mongos:
     daemon: simple
+    install-mode: disable
     command: start-mongos.sh
     restart-condition: always
     restart-delay: 20s
@@ -103,6 +105,7 @@ apps:
     command: drop_priv.sh mongotop
   mongodb-exporter:
     daemon: simple
+    install-mode: disable
     # wrapper is used to run mongodb-exporter as snap_daemon user
     # and pass the URI via `snapctl`.
     command: start-mongodb-exporter.sh
@@ -121,6 +124,7 @@ apps:
       - network-bind
   pbm-agent:
     daemon: simple
+    install-mode: disable
     # pbm-agent requires a variable for the mongodb uri,
     # enviornment variables are not available to snap daemons,
     # so they must be passed/loaded via `snapctl`. Handling of
@@ -145,8 +149,7 @@ parts:
       zcat $CRAFT_PRIME/$LICENSE_LOC/LICENSE-Community.txt.gz \
         > $CRAFT_PRIME/licenses/LICENSE-percona-server
     organize:
-      usr/share/doc/percona-backup-mongodb/copyright:
-        licenses/LICENSE-percona-backup-mongodb
+      usr/share/doc/percona-backup-mongodb/copyright: licenses/LICENSE-percona-backup-mongodb
   percona-mongodb-exporter:
     plugin: dump
     source: "https://github.com/percona/mongodb_exporter/releases/download\