Render channel list dynamically based on channel activity (#80)

* render channel list dynamically based on channel activity

* rename slack message markdown transformer

* add hashtag before rendered channel names

* tune styles and add secondary channel listing

* remove emoji-dictionary

data/channels.ts

@@ -0,0 +1,22 @@
+import axios from "axios";
+
+export interface Channel {
+  id: string;
+  name: string;
+  topic: string;
+  num_members: number;
+  purpose: {
+    value: string;
+    creator: string;
+    last_set: number;
+  };
+  messages_today: number;
+  unique_members_today: number;
+}
+
+export async function getChannels() {
+  const response = await axios.get<Channel[]>(
+    "http://stats.koodiklinikka.fi/api/channels"
+  );
+  return response.data;
+}