docs: add schdule wrapping to auto load

docs/Notebook-Setup.md

@@ -276,23 +276,25 @@ We can make importing/exporting outputs seamless with a few autocommands:
 -- tries to find a kernel that matches the kernel in the jupyter notebook
 -- falls back to a kernel that matches the name of the active venv (if any)
 local imb = function(e) -- init molten buffer
-    local kernels = vim.fn.MoltenAvailableKernels()
-    local try_kernel_name = function()
-        local metadata = vim.json.decode(io.open(e.file, "r"):read("a"))["metadata"]
-        return metadata.kernelspec.name
-    end
-    local ok, kernel_name = pcall(try_kernel_name)
-    if not ok or not vim.tbl_contains(kernels, kernel_name) then
-        kernel_name = nil
-        local venv = os.getenv("VIRTUAL_ENV")
-        if venv ~= nil then
-            kernel_name = string.match(venv, "/.+/(.+)")
+    vim.schedule(function()
+        local kernels = vim.fn.MoltenAvailableKernels()
+        local try_kernel_name = function()
+            local metadata = vim.json.decode(io.open(e.file, "r"):read("a"))["metadata"]
+            return metadata.kernelspec.name
         end
-    end
-    if kernel_name ~= nil and vim.tbl_contains(kernels, kernel_name) then
-        vim.cmd(("MoltenInit %s"):format(kernel_name))
-    end
-    vim.cmd("MoltenImportOutput")
+        local ok, kernel_name = pcall(try_kernel_name)
+        if not ok or not vim.tbl_contains(kernels, kernel_name) then
+            kernel_name = nil
+            local venv = os.getenv("VIRTUAL_ENV")
+            if venv ~= nil then
+                kernel_name = string.match(venv, "/.+/(.+)")
+            end
+        end
+        if kernel_name ~= nil and vim.tbl_contains(kernels, kernel_name) then
+            vim.cmd(("MoltenInit %s"):format(kernel_name))
+        end
+        vim.cmd("MoltenImportOutput")
+    end)
 end
 
 -- automatically import output chunks from a jupyter notebook