fix missing summary after TSamLast call

doc/test-samurai.txt

@@ -58,7 +58,7 @@ Additional keymaps:
   <leader>ss    Filter listing to [ SKIP ] only
   <leader>sa    Show all listing entries (clear filter)
   <leader>tt    Run the test under the cursor in the listing
-  <leader>cb    breaks test-command onto multiple lines
+  <leader>cb    breaks test-command onto multiple lines (clears search highlight)
   <leader>cj    joins test-command onto single line
   <leader>o     Jump to test location
   <leader>z     Toggle Detail-Float full width
@@ -67,6 +67,9 @@ Additional keymaps:
   <esc><esc>    Close Testing-Float
   <C-c>         Close Detail-Float (when focused)
 
+Notes:
+  Buffers are saved via :wall before every test run.
+
 
 OUTPUT UI                                                     *test-samurai-ui*
 
@@ -80,6 +83,9 @@ the Detail-Float with a 20/80 split. ANSI colors are translated only
 inside the Detail-Float. If no output is captured for a test, the
 Detail-Float shows "No output captured".
 
+Summary lines (TOTAL/DURATION) are rendered in the listing output,
+including after :TSamLast.
+
 
 RUNNER ARCHITECTURE                                       *test-samurai-runners*