docs: add missing component slots

docs/content/6.overlays/3.popover.md

@@ -49,6 +49,12 @@ Use the `mode` prop to switch between `click` and `hover` modes.
 ```
 ::
 
+## Slots
+
+### `panel`
+
+Use the `#panel` slot to fill the content of the panel.
+
 ## Props
 
 :component-props

docs/content/6.overlays/4.tooltip.md

@@ -21,6 +21,22 @@ links:
 ```
 ::
 
+## Slots
+
+### `text`
+
+Use the `#text` slot to override the content of the text.
+
+::component-card
+---
+slots:
+  text: <span class="italic">Hello World!</span>
+---
+
+#text
+  [Hello World!]{.italic}
+::
+
 ## Props
 
 :component-props