feat: move session sharing and collab rooms into a plugin (B12)

packages/plugin-sdk/schema/manifest.schema.json

@@ -162,6 +162,12 @@
           "permission": {
             "type": "string",
             "minLength": 1
+          },
+          "names": {
+            "type": "array",
+            "minItems": 1,
+            "uniqueItems": true,
+            "items": { "type": "string", "pattern": "^[a-z][a-z0-9-]*$" }
           }
         }
       }
@@ -265,6 +271,12 @@
           }
         },
         "guest": { "type": "boolean" },
+        "guestViews": {
+          "type": "array",
+          "minItems": 1,
+          "uniqueItems": true,
+          "items": { "type": "string", "pattern": "^[a-z][a-z0-9-]*$" }
+        },
         "auth": {
           "type": "object",
           "additionalProperties": false,