allow exec'ing service containers

src/service/redis.rs

@@ -75,4 +75,8 @@ impl ServiceTrait for Redis {
             "occ config:system:set redis host --value redis",
         )])
     }
+
+    fn exec_shell(&self) -> &'static str {
+        "sh"
+    }
 }

src/service/smb.rs

@@ -90,4 +90,8 @@ impl ServiceTrait for Smb {
             split_cmnd("occ files_external:config 1 share test"),
         ])
     }
+
+    fn exec_shell(&self) -> &'static str {
+        "sh"
+    }
 }

src/service/webhook.rs

@@ -68,4 +68,8 @@ impl ServiceTrait for Webhook {
     fn proxy_port(&self) -> u16 {
         8080
     }
+
+    fn exec_shell(&self) -> &'static str {
+        ""
+    }
 }