make site: log to site.log again

[ci skip]

Makefile

@@ -712,7 +712,10 @@ site: \
 		$(call def-help,site, update the hledger.org website (run on prod) )
 	@[[ ! -x Shake ]] \
 		&& echo 'Please run "make Shake" first (manual compilation of Shake.hs is required)' \
-		|| ./Shake hledgerorg
+		|| ( \
+			echo; \
+			./Shake hledgerorg \
+		) 2>&1 | tee -a site.log
 
 ###############################################################################
 $(call def-help-subheading,RELEASING:)

Shake.hs

@@ -447,19 +447,13 @@ main = do
     -- 2. cron, nightly. Config: /etc/crontab
     -- 3. manually (make site).
     phony "hledgerorg" $ do
-      -- out1 <- fromStdout <$>
-      cmd_ Shell
-        -- XXX ideally we would ensure here that output is logged,
+      -- XXX ideally we would ensure here that output is logged in site.log,
       -- but I don't know how to do that for the Shake rules.
       -- Instead we'll do the logging in "make site".
-        -- -- run this sequence of commands, stopping if one fails:
-        -- "("
-        -- -- and log all output as well as echoing it
-        -- ") 2>&1 | tee -a site.log"
+      cmd_ Shell
 
         -- print timestamp. On mac, use brew-installed GNU date.
-        "echo"
-        "&& PATH=\"/usr/local/opt/coreutils/libexec/gnubin:$PATH\" date --rfc-3339=seconds"
+        "PATH=\"/usr/local/opt/coreutils/libexec/gnubin:$PATH\" date --rfc-3339=seconds"
         -- pull latest wiki repo
         "&& printf 'wiki repo: ' && git -C wiki pull"
         -- pull latest main repo - sometimes already done by webhook, not always