feat(newsfeed): Improved UI flow for the course newsfeed (#791)

* feat(newsfeed): improved the newsfeed ui

* feat(newsfeed): updated the ui

* feat(newsfeed): some improvements

* feat(newsfeed): cleanup

* chore(newsfeed): added translations

* fix(newsfeed): fixing comments and reviews from greptile and coderabbit

* fix(newsfeed): fixing comments and reviews from greptile and coderabbit, improved replies to a reply

* fix(newsfeed): fixing reviews

* fix(ui): expose cancelLabel prop in comment-tree-input and pass localized text

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Co-authored-by: Rotimi Best <best@classroomio.com>

apps/dashboard/src/lib/utils/translations/da.json

@@ -2260,13 +2260,32 @@
           "hide": "Skjul kommentarer",
           "placeholder": "Tilføj klassekommentar",
           "submit_aria": "Send kommentar",
-          "delete": "Slet"
+          "delete": "Slet",
+          "reply": "Svar",
+          "replying_to": "Svarer til @{name}",
+          "cancel_reply": "Annuller",
+          "view_replies": "Se {count} {count, plural, =1 {reply} anden {replies}}",
+          "hide_replies": "Skjul svar",
+          "view_more": "Se flere kommentarer ({count})",
+          "loading": "Indlæser...",
+          "save": "Gem",
+          "saving": "Gemmer...",
+          "send": "Send",
+          "load_more_replies": "Indlæs flere svar"
         },
         "card": {
           "pin": "Fastgør",
           "unpin": "Frigør",
           "edit": "Rediger",
           "delete": "Slet"
+        },
+        "other_posts": "Andre indlæg",
+        "user": "Bruger",
+        "delete_modal": {
+          "title": "Slet feed",
+          "description": "Er du sikker på, at du vil slette dette feed?",
+          "no": "Nej",
+          "yes": "Ja"
         }
       },
       "compliance": {