Adds new tile on the admin home page with system data. (#301)

* Adds new tile on the admin home page with system data. Also fixes the active users bug in the pie chart

* Fixes missing parentheses

* Updates user stats cache when signing in

* Reads active number of users from session provider

* Removes unused variable

* Small improvements

* Removes acl properties from system data websocket and performs initial push of data

* fix: remove acl fetch

---------

Co-authored-by: DecDuck <declanahofmeyr@gmail.com>

server/internal/acls/descriptions.ts

@@ -43,6 +43,8 @@ export const userACLDescriptions: ObjectFromList<typeof userACLs> = {
   "emoji:read": "Read built in emojis",
 
   "settings:read": "Read system settings.",
+  "system-data:listen":
+    "Connect to a websocket to receive system data updates.",
 };
 
 export const systemACLDescriptions: ObjectFromList<typeof systemACLs> = {
@@ -108,4 +110,7 @@ export const systemACLDescriptions: ObjectFromList<typeof systemACLs> = {
 
   "depot:new": "Create a new download depot",
   "depot:delete": "Remove a download depot",
+
+  "system-data:listen":
+    "Connect to a websocket to receive system data updates.",
 };

server/internal/acls/index.ts

@@ -37,6 +37,8 @@ export const userACLs = [
   "news:read",
 
   "settings:read",
+
+  "system-data:listen",
 ] as const;
 const userACLPrefix = "user:";
 
@@ -100,6 +102,8 @@ export const systemACLs = [
   "maintenance:read",
 
   "settings:update",
+
+  "system-data:listen",
 ] as const;
 const systemACLPrefix = "system:";