Fix GH workflow

.github/workflows/gh-pages.yml

@@ -10,16 +10,22 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      
+
       - name: install extra repository
         run: sudo add-apt-repository ppa:kelleyk/emacs
-        
+
       - name: refresh apt
         run: sudo apt-get update
-         
+
       - name: install dependencies
         run: sudo apt-get install emacs26
 
+      - name: install htmlize
+	run: git clone https://github.com/hniksic/emacs-htmlize && cp emacs-htmlize/htmlize.el src/
+
+      - name: install htmlize
+	run: git clone https://github.com/hniksic/emacs-htmlize
+
       - name: make
         run: make -C src/ doc
 

docs/config.el

@@ -2,6 +2,7 @@
 ;; https://emacs.stackexchange.com/questions/38437/org-mode-batch-export-missing-syntax-highlighting
 
 (package-initialize)
+(require 'htmlize)
 (require 'font-lock)
 (require 'subr-x) ;; for `when-let'
 

src/create_doc.sh

@@ -1,7 +1,12 @@
 #!/bin/bash
 INPUT=$1
 
-emacs --batch --load ../docs/config.el $INPUT -f org-html-export-to-html
+if [[ -f ../docs/htmlize.el ]]
+then
+    emacs --batch --load ../docs/htmlize.el --load ../docs/config.el $INPUT -f org-html-export-to-html
+else
+    emacs --batch --load ../docs/config.el $INPUT -f org-html-export-to-html
+fi
 
 mv index.html ../docs