fix: handle dstu-table refs and counting

src/style.typ

@@ -49,6 +49,7 @@
   caption: none,
   columns: none,
   header: none,
+  tag: none,
   ..args,
 ) = {
   let caption = _required("caption", caption)
@@ -63,7 +64,6 @@
 
   let named = args.named()
   let body = args.pos()
-
   context {
     let h = counter(heading).get()
     let section = if h.len() > 0 { h.at(0) } else { 0 }
@@ -85,6 +85,8 @@
     {
       set block(spacing: dstu-table-caption-gap)
 
+      [#metadata((kind: "dstu-table", number: num)) #if tag != none { label(tag) }]
+
       block(sticky: true)[
         #dstu-table-label[Таблиця #num -- #caption]
       ]
@@ -169,6 +171,16 @@
   set list(indent: indent-size + 0.1cm, body-indent: 0.5cm, marker: [--])
 
   // Figures
+  show ref: it => {
+    let el = it.element
+
+    if el != none and el.func() == metadata and type(el.value) == dictionary and el.value.at("kind", default: none) == "dstu-table" {
+      link(el.location())[#el.value.at("number")]
+    } else {
+      it
+    }
+  }
+
   show figure: it => {
     v(double-spacing, weak: true)
     it

src/title-pages/coursework-v2/nure.typ

@@ -314,7 +314,7 @@
     #context [
       #let pages = counter(page).final().at(0)
       #let images = query(figure.where(kind: image)).len()
-      #let dstu-tables = query(metadata).filter(it => type(it.value) == str and it.value.starts-with("start-dstu-table-")).len()
+      #let dstu-tables = query(metadata).filter(it => type(it.value) == dictionary and it.value.at("kind", default: none) == "dstu-table").len()
       #let tables = query(figure.where(kind: table)).len() + dstu-tables
       #let bibs = bib-count.final().dedup().len()
 

src/title-pages/coursework/nure.typ

@@ -210,7 +210,7 @@
     #context [
       #let pages = counter(page).final().at(0)
       #let images = query(figure.where(kind: image)).len()
-      #let dstu-tables = query(metadata).filter(it => type(it.value) == str and it.value.starts-with("start-dstu-table-")).len()
+      #let dstu-tables = query(metadata).filter(it => type(it.value) == dictionary and it.value.at("kind", default: none) == "dstu-table").len()
       #let tables = query(figure.where(kind: table)).len() + dstu-tables
       #let bibs = bib-count.final().dedup().len()
       /* TODO: why this stopped working?