chore: allow passing commit hash through inputs

.gitea/workflows/ci.yaml

@@ -37,6 +37,7 @@ jobs:
           typst compile \
             --root . \
             --font-path ~/.fontist/fonts \
+            --input hash=${{ gitea.sha }} \
             docs/manual.typ \
             docs/manual.pdf
 

docs/manual.typ

@@ -8,8 +8,17 @@
 #import "@preview/gentle-clues:1.3.1" as gc
 
 #let midas-version = toml("../pyproject.toml").project.version
-#let head-ref = read("../.git/HEAD").split(":").at(1).trim()
-#let commit-hash = read("../.git/" + head-ref).slice(0, 8)
+
+#let commit-hash = if "hash" in sys.inputs {
+  sys.inputs.hash.slice(0, 8)
+} else {
+  let head-ref = read("../.git/HEAD").split(":").at(1, default: "").trim()
+  if head-ref.len() != 0 {
+    read("../.git/" + head-ref).slice(0, 8)
+  } else {
+    none
+  }
+}
 
 #show: project.with(
   title: [Midas User Manual],

docs/template.typ

@@ -52,7 +52,7 @@
   title: none,
   author: none,
   version: "0.0.1",
-  hash: "abcdefgh",
+  hash: none,
   icon-path: none,
   doc,
 ) = {
@@ -69,13 +69,17 @@
   set raw(syntaxes: path("midas.sublime-syntax"))
 
   let front-page() = {
+    let version-name = [v#version]
+    if hash != none {
+      version-name = [#version-name - #hash]
+    }
     align(center)[
       #{
         set text(size: 1.5em)
         std.title()
       }
 
-      v#version - #hash
+      #version-name
 
       #if icon-path != none {
         v(1cm)