Start working on the GObject generator for event types

schemas/m.room.message

@@ -0,0 +1,28 @@
+{
+    "type": "object",
+    "title": "Message",
+    "description": "This event is used when sending messages in a room. Messages are not limited to be text. The ``msgtype`` key outlines the type of message, e.g. text, audio, image, video, etc. The ``body`` key is text and MUST be used with every kind of ``msgtype`` as a fallback mechanism for when a client cannot render a message. This allows clients to display *something* even if it is just plain text.",
+    "allOf": [{
+        "$ref": "core-event-schema/room_event.yaml"
+    }],
+    "properties": {
+        "content": {
+            "type": "object",
+            "properties": {
+                "msgtype": {
+                    "type": "string",
+                    "description": "The type of message, e.g. ``m.image``, ``m.text``"
+                },
+                "body": {
+                    "type": "string",
+                    "description": "The textual representation of this message."
+                }
+            },
+            "required": ["msgtype", "body"]
+        },
+        "type": {
+            "type": "string",
+            "enum": ["m.room.message"]
+        }
+    }
+}