some improvements for PDF

Author: quii

.travis.yml

@@ -29,7 +29,7 @@ jobs:
     - stage: releases
       script:
         - docker pull jagregory/pandoc
-        - "./build.epub.sh"
+        - "./build.books.sh"
       deploy:
         provider: releases
         api_key:

build.epub.sh renamed to build.books.sh

@@ -2,8 +2,9 @@
 
 set -e
 
-docker run -v `pwd`:/source jagregory/pandoc -o learn-go-with-tests.pdf --latex-engine=xelatex --toc --toc-depth=1 title.txt \
+docker run -v `pwd`:/source jagregory/pandoc -o learn-go-with-tests.pdf --latex-engine=xelatex --variable urlcolor=blue --toc --toc-depth=1 pdf-cover.md \
     gb-readme.md \
+    why.md \
     hello-world.md \
     integers.md \
     arrays-and-slices.md \
@@ -26,10 +27,10 @@ docker run -v `pwd`:/source jagregory/pandoc -o learn-go-with-tests.pdf --latex-
     websockets.md \
     os-exec.md \
     error-types.md \
-    why.md
 
 docker run -v `pwd`:/source jagregory/pandoc -o learn-go-with-tests.epub --latex-engine=xelatex --toc --toc-depth=1 title.txt \
     gb-readme.md \
+    why.md \
     hello-world.md \
     integers.md \
     arrays-and-slices.md \
@@ -51,5 +52,4 @@ docker run -v `pwd`:/source jagregory/pandoc -o learn-go-with-tests.epub --latex
     time.md \
     websockets.md \
     os-exec.md \
-    error-types.md \
-    why.md
+    error-types.md

pdf-cover.md

@@ -0,0 +1 @@
+![](epub-cover.png)