refactor: prepare to support customizing figure numbering

src/config.typ

@@ -1,3 +1,11 @@
+/// Whether to number figures per section or not.
+/// If true, figures will be numbered like "1.1", "1.2", "2.1", etc.
+/// If false, figures will be numbered like "1", "2", "3", etc.
+/// 
+/// TODO: figure out how to deal with numbering on sections such as
+/// Appendix and other non-standard sections.
+#let __FIG_PER_SECTION = state("svetikas.lt/ktu-paper/figure-numbering-per-section", false)
+
 #let __DEBUG_AUTHOR_TABLE = state("$ktu-template-DEBUG_AUTHOR_TABLE", false)
 #let debug-author-table() = {
     __DEBUG_AUTHOR_TABLE.update(true)

src/lib.typ

@@ -1,5 +1,5 @@
 #import "@preview/codly:1.3.0": codly, codly-init
-#import "config.typ": debug-author-table, enable-heading-experiment, __HEADING_EXPERIMENT
+#import "config.typ": debug-author-table, enable-heading-experiment, __HEADING_EXPERIMENT, __FIG_PER_SECTION
 #import "fragments.typ": (
     ktu-table,
     ktu-heading-page-centered, ktu-heading-page-normal, ktu-academic-honestly-declaration-page
@@ -391,7 +391,10 @@
     body
 }
 
-#let setup-page(font: "Times New Roman", body) = {
+#let setup-page(
+    font: "Times New Roman",
+    body
+) = {
     show: __page_rules.with(font: font)
 
     // Pagal formaliuosius rašto darbų reikalavimus
@@ -537,3 +540,15 @@
     body
 }
 
+/// Configure the template for a KTU paper.
+/// - font (str): Font to use for the paper.
+/// - figureNumberingPerSection (bool): Whether to number figures per section rather than globally.
+#let ktu-paper(
+    font: "Times New Roman",
+    figureNumberingPerSection: false,
+    body
+) =  context {
+    show: setup-page.with(font: font)
+    __FIG_PER_SECTION.update(true)
+    body
+}