feat: migrate to chroma syntax highlighting

this involves ripping out the python CI work since chroma is
distributed as a static binary.

.travis.yml

@@ -1,8 +1,3 @@
-language: python
-
-python:
-  - 3.7
-
 dist: xenial
 
 os:
@@ -11,7 +6,6 @@ os:
 
 install:
   - ./ci/install.sh
-  - pip install -r requirements.txt
 
 script:
   - make cycle

ci/install.sh

@@ -12,3 +12,6 @@ fi
 curl -O "https://beta.quicklisp.org/quicklisp.lisp";
 /usr/local/bin/sbcl --non-interactive --load quicklisp.lisp --eval "(quicklisp-quickstart:install :path \"~/quicklisp\")";
 /usr/local/bin/sbcl --non-interactive --load ~/quicklisp/setup.lisp --eval "(ql::without-prompting (ql:add-to-init-file))";
+
+# use my fork of 3bmd
+git clone --depth 1 "https://github.com/asimpson/3bmd.git" ~/quicklisp/local-projects/3bmd

ci/linux.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 sudo apt update -qy;
-sudo apt install -qy curl python3 zlib1g-dev sbcl build-essential git;
+sudo apt install -qy curl zlib1g-dev sbcl build-essential git;
 git clone --depth 1 -b sbcl-2.0.7 git://git.code.sf.net/p/sbcl/sbcl /tmp/sbcl;
 cd /tmp/sbcl || exit;
 sh make.sh --with-sb-core-compression;

cycle.asd

@@ -4,7 +4,7 @@
   :description "A opinionated static site builder."
   :author "Adam Simpson <adam@adamsimpson.net>"
   :license "GNU GPLv3"
-  :version "0.2.12"
+  :version "0.3.0"
   :serial t
   :depends-on (
     :local-time

cycle.lisp

@@ -328,7 +328,8 @@
           (setf css (uiop:read-file-string (concat cwd "site.css"))))
         (setf mustache:*default-pathname-type* "mustache")
         (setf 3bmd-code-blocks:*code-blocks* t)
-        (setf 3bmd-code-blocks:*renderer* :pygments)
+        (setf 3bmd-code-blocks:*chroma-style* "dracula")
+        (setf 3bmd-code-blocks:*renderer* :chroma)
         (setf posts (reverse (sort (gen-data)
                                    'sort-by-ids
                                    :key 'car)))