doc(layout_strategies): document shared options for bottom_pane (#2887)

* doc(layout_strategies): document shared options for `bottom_pane`

* [docgen] Update doc/telescope.txt
skip-checks: true

---------

Co-authored-by: Github Actions <actions@github>

doc/telescope.txt

@@ -2357,6 +2357,21 @@ layout_strategies.bottom_pane()               *telescope.layout.bottom_pane()*
 
     For an easy ivy configuration, see |themes.get_ivy()|
 
+    `picker.layout_config` shared options:
+      - height:
+        - How tall to make Telescope's entire layout
+        - See |resolver.resolve_height()|
+      - mirror: Flip the location of the results/prompt and preview windows
+      - prompt_position:
+        - Where to place prompt window.
+        - Available Values: 'bottom', 'top'
+      - scroll_speed: The number of lines to scroll through the previewer
+
+    `picker.layout_config` unique options:
+      - preview_cutoff: When columns are less than this value, the preview will be disabled
+      - preview_width:
+        - Change the width of Telescope's preview window
+        - See |resolver.resolve_width()|
 
 
 

lua/telescope/pickers/layout_strategies.lua

@@ -847,9 +847,15 @@ end)
 --- Bottom pane can be used to create layouts similar to "ivy".
 ---
 --- For an easy ivy configuration, see |themes.get_ivy()|
+---@eval { ["description"] = require("telescope.pickers.layout_strategies")._format("bottom_pane") }
 layout_strategies.bottom_pane = make_documented_layout(
   "bottom_pane",
-  vim.tbl_extend("error", shared_options, {
+  vim.tbl_extend("error", {
+    height = shared_options.height,
+    mirror = shared_options.mirror,
+    scroll_speed = shared_options.scroll_speed,
+    prompt_position = shared_options.prompt_position,
+  }, {
     preview_width = { "Change the width of Telescope's preview window", "See |resolver.resolve_width()|" },
     preview_cutoff = "When columns are less than this value, the preview will be disabled",
   }),