more docs template cleanups

.gitignore

 .vscode/
 .idea/
 builddir/
+*.pdf
 .flatpak-builder/
 repo/
 app/

docs/template.typ

 #import "@preview/hydra:0.6.0": hydra
 
 #let project(title: "", subtitle: "", authors: (), logo: none, body) = {
-
-  // Set the document's basic properties.
+  // Basic properties
   set document(author: authors, title: title)
   set text(lang: "de")
   set heading(numbering: "1.1")
 
+  // Title page
   set align(center)
-
-  // Title page.
   v(1fr)
   
   // Logo
@@ -20,15 +18,11 @@
 
   // Title
   text(2em, weight: 700, title)
-
-  linebreak()
-  v(0.1em)
+  v(1em)
 
   // Subtitle
   text(2em, weight: 400, subtitle)
 
-  v(1em)
-
   // Author
   grid(
     ..authors,
@@ -37,29 +31,24 @@
   v(1fr)
   pagebreak()
 
+  // Table of contents
   set align(left)
-
   set page(numbering: "I", number-align: center)
-
-  // Table of contents
   outline(depth: 3)
   pagebreak()
 
+  // Header
   let show-header(ctx, candidates) = {
     candidates.body
     v(-0.8em)
     line(length: 100%, stroke: 0.5pt)
   }
 
-  set page(header: context {
+  // Main body
+  set page(numbering: "1", header: context {
     hydra(1, skip-starting: false, display: show-header)
   })
-
-  set page(numbering: "1")
   counter(page).update(1)
-
-  // Main body
   set par(justify: true)
-
   body
 }
\ No newline at end of file