diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..e5458ff
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("cargo:rerun-if-changed=prepends/");
+}
diff --git a/prepends/figure.typ b/prepends/figure.typ
new file mode 100644
index 0000000..c053398
--- /dev/null
+++ b/prepends/figure.typ
@@ -0,0 +1,15 @@
+#show figure: it => {
+  if it.body.func() == image {
+    let src = it.body.source
+    let dot-pos = src.rev().position(".")
+    let full-src = if dot-pos != none {
+      src.slice(0, src.len() - dot-pos - 1) + "_full" + src.slice(src.len() - dot-pos - 1)
+    } else {
+      src + "_full"
+    }
+    show image: img => link(full-src, img)
+    it
+  } else {
+    it
+  }
+}
diff --git a/prepends/image.typ b/prepends/image.typ
deleted file mode 100644
index 10456fb..0000000
--- a/prepends/image.typ
+++ /dev/null
@@ -1 +0,0 @@
-#let image = (..) => [IMAGE]