Switch to list type for Environment, so that UI can render properly

charts/ipfs/1.0.0/questions.yaml

@@ -70,10 +70,25 @@ questions:
   - variable: environment
     label: "IPFS image environment"
     group: "IPFS Configuration"
+    schema:
+      type: list
+      default: []
+      items:
+        - variable: environmentVariable
+          label: "Environment Variable"
           schema:
             type: dict
-      additional_attrs: true
-      attrs: []
+            attrs:
+              - variable: name
+                label: "Name"
+                schema:
+                  type: string
+                  required: true
+              - variable: value
+                label: "Value"
+                schema:
+                  type: string
+                  required: true
 
   - variable: service
     description: "IPFS Service Configuration"