feat: add auto-update and out-of-date indicator

src/context/modals/components/OutOfDate.tsx

@@ -0,0 +1,47 @@
+import { Text } from "preact-i18n";
+
+import { Modal } from "@revoltchat/ui";
+
+import { noop, noopTrue } from "../../../lib/js";
+
+import { APP_VERSION } from "../../../version";
+import { ModalProps } from "../types";
+
+export default function OutOfDate({
+    onClose,
+    version,
+}: ModalProps<"out_of_date">) {
+    return (
+        <Modal
+            title={<Text id="app.special.modals.out_of_date.title" />}
+            description={
+                <>
+                    <Text id="app.special.modals.out_of_date.description" />
+                    <br />
+                    <Text
+                        id="app.special.modals.out_of_date.version"
+                        fields={{ client: APP_VERSION, server: version }}
+                    />
+                </>
+            }
+            actions={[
+                {
+                    palette: "plain",
+                    onClick: noop,
+                    children: (
+                        <Text id="app.special.modals.out_of_date.attempting" />
+                    ),
+                },
+                {
+                    palette: "plain-secondary",
+                    onClick: noopTrue,
+                    children: (
+                        <Text id="app.special.modals.out_of_date.ignore" />
+                    ),
+                },
+            ]}
+            onClose={onClose}
+            nonDismissable
+        />
+    );
+}