Add rst2pdf

Does not exist yet, add own derivation via overlay.
Exclude tests for documented reasons.

Fix broken indentation in readme.rst
(used as test case for installed rst2pdf);

home.nix

@@ -40,6 +40,7 @@
     pkgs.st
     pkgs.ncdu
     pkgs.tree
+    pkgs.rst2pdf
 
     pkgs.keepassxc
 

overlays/rst2pdf/default.nix

@@ -0,0 +1,34 @@
+self: super: {
+  rst2pdf = super.pkgs.python3.pkgs.buildPythonApplication rec {
+    pname = "rst2pdf";
+    version = "0.99";
+
+    src = super.pkgs.python3.pkgs.fetchPypi {
+      inherit pname version;
+      sha256 = "8fa23fa93bddd1f52d058ceaeab6582c145546d80f2f8a95974f3703bd6c8152";
+    };
+
+    # We do not install extras, and tests for extras might fail
+    # Extras are sphinx, plantuml, …
+    doCheck = false;
+
+    propagatedBuildInputs = with super.pkgs.python3.pkgs; [
+      docutils
+      importlib-metadata
+      jinja2
+      packaging
+      pygments
+      pyyaml
+      reportlab
+      smartypants
+
+      pillow
+    ];
+
+    meta = with super.lib; {
+      description = "Convert reStructured Text to PDF via ReportLab.";
+      homepage = "https://rst2pdf.org/";
+      license = licenses.mit;
+    };
+  };
+}

readme.rst

@@ -65,11 +65,11 @@ Update
 
 The following will update the whole system and clean things up::
 
-nix-channel --update \
-   && home-manager switch \
-   && home-manager expire-generations '-30 days' \
-   && nix-env --delete-generations +5 \
-   && nix-store --gc
+   nix-channel --update \
+      && home-manager switch \
+      && home-manager expire-generations '-30 days' \
+      && nix-env --delete-generations +5 \
+      && nix-store --gc
 
 This will update the channel (fetch state of nixpkgs).
 It then will update system.
@@ -99,8 +99,6 @@ No particular order:
 
    * mytop
 
-   * rst2pdf
-
 * Migrate ssh config (I don't really like to expose customer server names and configs to outer world, how to handle?)
 
 * Migrate PGP?