add cap in meta and remove ref

ix-dev/community/arti/app.yaml

@@ -1,5 +1,7 @@
 app_version: 1.4.2
-capabilities: []
+capabilities: 
+- description: Arti Config is able to bypass permission checks for it's sub-processes.
+  name: FOWNER
 categories:
 - networking
 changelog_url: https://gitlab.torproject.org/tpo/core/arti/-/blob/main/CHANGELOG.md

ix-dev/community/arti/questions.yaml

@@ -46,8 +46,9 @@ questions:
           label: Hidden Services
           description: |
             Add the hidden services you want to host here.<br />
-            To get the onion address of your hidden service, use the following command in the Arti
-            container: arti hss --nickname <name> onion-address
+            To get the onion address of your hidden service,
+            use the following command in the Arti container:</br>
+            `arti hss --nickname <name> onion-address`
           schema:
             type: list
             default: []
@@ -81,17 +82,17 @@ questions:
                       label: App Port
                       schema:
                         type: int
+                        min: 1
+                        max: 65535
                         required: true
-                        $ref:
-                          - definitions/port
                     - variable: hidden_service_port
                       label: Hidden Service Port
                       description: The port to host this service on the Tor network.
                       schema:
                         type: int
+                        min: 1
+                        max: 65535
                         required: true
-                        $ref:
-                          - definitions/port
 
   - variable: network
     label: ""