Merge pull request #23 from Die-KoMa/add-ci

Add CI

.github/workflows/build.yaml

@@ -0,0 +1,23 @@
+name: "Build Berufungshandbuch"
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+jobs:
+  build:
+    name: "Build the Berufungshandbuch PDF"
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@v9
+        with:
+          nix-installer-tag: v0.15.1
+      - uses: DeterminateSystems/magic-nix-cache-action@v3
+      - env:
+          BRANCH_NAME_OR_REF: ${{ github.head_ref || github.ref }}
+        run: echo "name=BRANCH_NAME::${BRANCH_NAME_OR_REF#refs/heads/}" >> $GITHUB_ENV
+      - run: echo "name=PR_NUMBER::$(jq --raw-output .pull_request.number "$GITHUB_EVENT_PATH")" >> $GITHUB_ENV
+      - run: nix --print-build-logs build .#bkhandbuch -o bkhandbuch.pdf

bkhandbuch.tex

@@ -40,6 +40,9 @@
 %\fancyfoot[EC,OC]{\scshape \footnotesize FH Regensburg}
 \fancyfoot[OR]{\scshape \footnotesize Berufungskommissionen}
 
+% reproducible documents
+\pdftrailerid{}
+
 %---------------------------------------------------------------
 %für Fragebogen
 \definecolor{light}{gray}{0.80}

flake.nix

@@ -0,0 +1,96 @@
+{
+  description = "Handbuch zur studentischen Mitwirkung in Berufungskommissionen";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.05";
+  };
+
+  outputs =
+    inputs@{ self, nixpkgs, ... }:
+    let
+      system = "x86_64-linux";
+      pkgs = import nixpkgs { inherit system; };
+
+      environment = {
+        TEXMFHOME = ".cache";
+        TEXMFVAR = ".cache/texmf-var";
+        SOURCE_DATE_EPOCH = toString self.lastModified;
+      };
+
+      texlive = pkgs.texlive.combine {
+        inherit (pkgs.texlive)
+          babel
+          collection-fontsrecommended
+          collection-langgerman
+          colorprofiles
+          csquotes
+          draftwatermark
+          ec
+          hyperref
+          latex-bin
+          latexmk
+          mathtools
+          metafont
+          microtype
+          pdfmanagement-testphase
+          pdfx
+          scheme-basic
+          silence
+          textpos
+          titlesec
+          todonotes
+          wasysym
+          xkeyval
+          xmpincl
+          xstring
+          ;
+      };
+
+      mkDocument =
+        name:
+        pkgs.stdenvNoCC.mkDerivation rec {
+          inherit name;
+          src = self;
+
+          allowSubstitutes = false;
+          buildInputs = [
+            pkgs.coreutils
+            pkgs.gawk
+            texlive
+          ];
+          phases = [
+            "unpackPhase"
+            "buildPhase"
+            "installPhase"
+          ];
+          buildPhase = ''
+            runHook preBuild
+            export PATH="${pkgs.lib.makeBinPath buildInputs}";
+            mkdir -p .cache/texmf-var
+            env TEXMFHOME=${environment.TEXMFHOME} \
+              TEXMFVAR=${environment.TEXMFVAR} \
+              SOURCE_DATE_EPOCH=${environment.SOURCE_DATE_EPOCH} \
+              latexmk -interaction=nonstopmode -pdf \
+              ${name}.tex
+            runHook postBuild
+          '';
+          installPhase = ''
+            runHook preInstall
+            cp ${name}.pdf $out
+            runHook postInstall
+          '';
+        };
+
+    in
+    {
+      packages."${system}" = rec {
+        default = bkhandbuch;
+        bkhandbuch = mkDocument "bkhandbuch";
+      };
+
+      devShells."${system}".default = pkgs.mkShell {
+        inherit (environment) TEXMFHOME TEXMFVAR SOURCE_DATE_EPOCH;
+        buildInputs = [ texlive ];
+      };
+    };
+}