workaround for pandoc not being present in Cloudflare Pages platform V2 part 9

Makefile

@@ -1,27 +1,25 @@
-all: pandoc html pandoc-remove
+all: html
-
-# XXX temporary workaround for pandoc not being present in Cloudflare Pages platform V2
-# pandoc --version || sudo apt install -y pandoc
-pandoc:
-	pandoc --version || \
-		wget https://github.com/jgm/pandoc/releases/download/3.1.9/pandoc-3.1.9-linux-amd64.tar.gz && \
-		tar xzf pandoc-3.1.9-linux-amd64.tar.gz
-
-# Too large, cloudflare won't deploy
-pandoc-remove:
-	rm -rf pandoc-3.1.9*
-
-#PANDOC=pandoc
-PANDOC=pandoc-3.1.9/bin/pandoc \
-	-f markdown-smart-tex_math_dollars+autolink_bare_uris+wikilinks_title_after_pipe \
-	--lua-filter=fixwikilinks.lua
 
 # Generate html from all md files in src/, in out/
 html: $(patsubst src/%,out/%,$(patsubst %.md,%.html,$(wildcard src/*.md src/quickref/*.md))) Makefile
 
+PANDOC?=pandoc
+
+# temporary workaround for cloudflare pages (pandoc is too old in V1, missing in V2)
+html-cfp:
+	pandoc --version || ( \
+		wget https://github.com/jgm/pandoc/releases/download/3.1.9/pandoc-3.1.9-linux-amd64.tar.gz && \
+		tar xzf pandoc-3.1.9-linux-amd64.tar.gz )
+	make html PANDOC=pandoc-3.1.9/bin/pandoc
+	rm -rf pandoc-3.1.9*
+
+MD2HTML=$(PANDOC) \
+	-f markdown-smart-tex_math_dollars+autolink_bare_uris+wikilinks_title_after_pipe \
+	--lua-filter=fixwikilinks.lua
+
 # generate html from a md file
 out/%.html: src/%.md page.tmpl
-	$(PANDOC) --template page.tmpl "$<" -o "$@"
+	$(MD2HTML) --template page.tmpl "$<" -o "$@"
 
 # regenerate html whenever an md file changes
 html-auto auto: