feat(bridge): use global cd in set_cwd so terminals follow worktree

Author: taigrr

lua/neocrush/bridge.lua

@@ -206,10 +206,10 @@ end
 
 ---Change Neovim's working directory to path, e.g. when Crush switches
 ---the active worktree so the editor follows the agent into the new
----tree. Uses tab-local :tcd so a switch only affects the current tab
----(leaving other tabs' cwd intact), falling back to global :cd if tcd
----is unavailable. Best-effort: never raises, and silently ignores a
----missing/empty path or a directory that no longer exists.
+---tree. Uses global :cd so the change is instance-wide: new buffers,
+---:terminal jobs, and floating terminals all spawn in the worktree.
+---Best-effort: never raises, and silently ignores a missing/empty path
+---or a directory that no longer exists.
 ---@param path string absolute directory path
 function M.set_cwd(path)
   if path == nil or path == '' then
@@ -221,10 +221,7 @@ function M.set_cwd(path)
       return
     end
     -- Quote against spaces/specials in the path.
-    local quoted = vim.fn.fnameescape(dir)
-    if not pcall(vim.cmd, 'tcd ' .. quoted) then
-      pcall(vim.cmd, 'cd ' .. quoted)
-    end
+    pcall(vim.cmd, 'cd ' .. vim.fn.fnameescape(dir))
   end)
 end