add button in the header to star entry (#1025)

commafeed-client/src/components/content/header/OpenExternalLink.tsx

@@ -1,5 +1,6 @@
 import { Trans } from "@lingui/macro"
 import { ActionIcon, Anchor, Tooltip } from "@mantine/core"
+import { Constants } from "app/constants"
 import { markEntry } from "app/entries/thunks"
 import { useAppDispatch } from "app/store"
 import { type Entry } from "app/types"
@@ -19,9 +20,9 @@ export function OpenExternalLink(props: { entry: Entry }) {
 
     return (
         <Anchor href={props.entry.url} target="_blank" rel="noreferrer" onClick={onClick}>
-            <Tooltip label={<Trans>Open link</Trans>}>
+            <Tooltip label={<Trans>Open link</Trans>} openDelay={Constants.tooltip.delay}>
                 <ActionIcon variant="transparent" c="dimmed">
-                    <TbExternalLink />
+                    <TbExternalLink size={18} />
                 </ActionIcon>
             </Tooltip>
         </Anchor>