Merge 3c17aa3789 into 58744f4734

Fixes: #1753

Signed-off-by: Johannes Marbach <n0-0ne+github@mailbox.org>

changelogs/client_server/newsfragments/2224.clarification

@@ -0,0 +1 @@
+Fix various typos throughout the specification.

changelogs/client_server/newsfragments/2225.clarification

@@ -0,0 +1 @@
+Additional OpenGraph properties can be present in URL previews.

changelogs/internal/newsfragments/2219.clarification

@@ -0,0 +1 @@
+Swapped icon for X (fka. twitter) to updated logo in footer.

config/_default/hugo.toml

@@ -110,7 +110,7 @@ sidebar_menu_compact = true
 [[params.links.bottom]]
 	name = "Twitter"
 	url = "https://twitter.com/matrixdotorg"
-	icon = "fab fa-twitter"
+	icon = "fab fa-x-twitter"
   desc = "Matrix on Twitter"
 
 

data/api/client-server/authed-content-repo.yaml

@@ -379,7 +379,8 @@ paths:
           description: |-
             The OpenGraph data for the URL, which may be empty. Some values are
             replaced with matrix equivalents if they are provided in the response.
-            The differences from the OpenGraph protocol are described here.
+            The differences from the [OpenGraph protocol](https://ogp.me/) are
+            described here.
           content:
             application/json:
               schema:
@@ -394,6 +395,9 @@ paths:
                     format: uri
                     description: An [`mxc://` URI](/client-server-api/#matrix-content-mxc-uris) to
                       the image. Omitted if there is no image.
+                additionalProperties:
+                    description: |-
+                      Additional properties as per the [OpenGraph](https://ogp.me/) protocol.
               examples:
                 response:
                   value: {

data/api/client-server/content-repo.yaml

@@ -605,7 +605,8 @@ paths:
           description: |-
             The OpenGraph data for the URL, which may be empty. Some values are
             replaced with matrix equivalents if they are provided in the response.
-            The differences from the OpenGraph protocol are described here.
+            The differences from the [OpenGraph](https://ogp.me/) protocol are
+            described here.
           content:
             application/json:
               schema:
@@ -620,6 +621,9 @@ paths:
                     format: uri
                     description: An [`mxc://` URI](/client-server-api/#matrix-content-mxc-uris) to
                       the image. Omitted if there is no image.
+                additionalProperties:
+                    description: |-
+                      Additional properties as per the [OpenGraph](https://ogp.me/) protocol.
               examples:
                 response:
                   value: {

data/api/client-server/old_sync.yaml

@@ -324,7 +324,7 @@ paths:
         This endpoint was deprecated in r0 of this specification. Clients
         should instead call the
         [/rooms/{roomId}/event/{eventId}](/client-server-api/#get_matrixclientv3roomsroomideventeventid) API
-        or the [/rooms/{roomId}/context/{eventId](/client-server-api/#get_matrixclientv3roomsroomidcontexteventid) API.
+        or the [/rooms/{roomId}/context/{eventId}](/client-server-api/#get_matrixclientv3roomsroomidcontexteventid) API.
       operationId: getOneEvent
       security:
         - accessTokenQuery: []