Add epub

Resolves #21

.gitignore

@@ -25,10 +25,12 @@
 *.html
 *.fb2
 *.md
+*.epub
 !README.md
 translators.tex
 build-time.tex
 build-ver.tex
+result
 
 ## Generated if empty string is given at "Please type another file name for output:"
 .pdf

.travis.yml

@@ -1,10 +1,18 @@
 dist: bionic
 
-sudo: required
-
 before_install:
   - sudo apt update
   - sudo apt install texlive-full rubber pandoc
 
 script:
   - make
+
+deploy:
+  provider: releases
+  api_key:
+    secure: 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
+  file_glob: true
+  file: faif-2.0-v*
+  skip_cleanup: true
+  on:
+    tags: true

Makefile

@@ -1,4 +1,4 @@
-all: pdf fb2
+all: pdf fb2 epub
 
 pdf: metadata
 	rubber -m xelatex faif-2.0.tex
@@ -8,6 +8,10 @@ fb2: metadata
 	pandoc -t fb2 faif-2.0.tex > faif-2.0.fb2
 	cp faif-2.0.fb2 faif-2.0-$(shell git describe --abbrev=0 --tags).fb2
 
+epub: metadata
+	pandoc -t epub faif-2.0.tex > faif-2.0.epub
+	cp faif-2.0.epub faif-2.0-$(shell git describe --abbrev=0 --tags).epub
+
 metadata: translators version time
 
 open: all

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/jollheef/free-as-in-freedom-v2-ru.svg?branch=master)](https://travis-ci.org/jollheef/free-as-in-freedom-v2-ru)
+[![Build Status](https://travis-ci.com/jollheef/free-as-in-freedom-v2-ru.svg?branch=primary)](https://travis-ci.org/jollheef/free-as-in-freedom-v2-ru)
 [![Donate](https://img.shields.io/badge/Donate-BitCoin-green.svg)](https://blockchair.com/bitcoin/address/bc1q23fyuq7kmngrgqgp6yq9hk8a5q460f39m8nv87)
 
 # [Ричард Столлман и революция свободного программного обеспечения](https://code.dumpstack.io/etc/free-as-in-freedom-v2-ru)
@@ -12,7 +12,7 @@
 
 #### [Nix](https://nixos.org/nix/download.html):
 
-    nix-shell -p texlive.combined.scheme-full -p rubber -p pandoc --run make
+    nix-shell --pure --run make
 
 #### Debian/Ubuntu:
 

default.nix

@@ -0,0 +1,26 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+pkgs.stdenv.mkDerivation {
+  pname = "free-as-in-freedom-v2-ru";
+
+  version = "0.99.5";
+
+  src = ./.;
+
+  FONTCONFIG_FILE = pkgs.makeFontsConf {
+    fontDirectories = [ pkgs.liberation_ttf ];
+  };
+
+  LANG = "C.UTF-8";
+
+  buildInputs = with pkgs; [
+    git utillinux gnumake
+    texlive.combined.scheme-full rubber
+    pandoc
+  ];
+
+  installPhase = ''
+    mkdir -p $out
+    cp faif-2.0.{fb2,pdf} $out/
+  '';
+}

shell.nix

@@ -0,0 +1,19 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+pkgs.mkShell {
+  name = "free-as-in-freedom-v2-ru";
+
+  FONTCONFIG_FILE = pkgs.makeFontsConf {
+    fontDirectories = [ pkgs.liberation_ttf ];
+  };
+
+  buildInputs = with pkgs; [
+    git utillinux gnumake
+    texlive.combined.scheme-full rubber
+    pandoc
+  ];
+
+  shellHook = ''
+    export LANG=C.UTF-8
+  '';
+}