fix auto session load timing

lua/autocmds.lua

@@ -106,18 +106,27 @@ local session_aug = vim.api.nvim_create_augroup("SessionManagement", { clear = t
 vim.api.nvim_create_autocmd("VimEnter", {
 	group = session_aug,
 	pattern = "*",
-	nested = true, -- Allow other autocmds to fire after loading session
+	once = true,
 	callback = function()
 		-- Only auto-load if:
 		-- 1. Session.vim exists in cwd
 		-- 2. No files were specified on command line (vim.fn.argc() == 0)
 		-- 3. Not started with nvim -S (check if we already loaded a session)
 		if vim.fn.argc() == 0 and vim.fn.filereadable("Session.vim") == 1 and vim.v.this_session == "" then
-			vim.cmd("source Session.vim")
+			vim.cmd("silent! source Session.vim")
 		end
 	end,
 })
 
+-- Ensure filetype is detected for current buffer after session load
+vim.api.nvim_create_autocmd("SessionLoadPost", {
+	group = session_aug,
+	pattern = "*",
+	callback = function()
+		vim.cmd("filetype detect")
+	end,
+})
+
 -- Auto-save session on exit, but ONLY if Session.vim already exists
 vim.api.nvim_create_autocmd("VimLeavePre", {
 	group = session_aug,