Publish API reference (Dokka HTML) to GitHub Pages (#32) (#40)

* docs: design spec for Dokka HTML API reference on GitHub Pages (#32)

* docs: implementation plan for Dokka API reference on GitHub Pages (#32)

* build: migrate Dokka 1.9.20 -> 2.2.0 (DGP v2) (#32)

* docs: aggregate all modules into one Dokka HTML site with source links (#32)

* docs: add Dokka source links to serialization/coroutines/compose modules (#32)

* ci: add docs workflow to deploy Dokka HTML to GitHub Pages (#32)

* docs: link the published API reference from the README (#32)

tree-structure-serialization/build.gradle.kts

@@ -47,6 +47,19 @@ repositories {
     mavenCentral()
 }
 
+dokka {
+    dokkaSourceSets.configureEach {
+        sourceLink {
+            // Resolve this module's GitHub source path relative to the repo root.
+            localDirectory.set(projectDir.resolve("src"))
+            val module = projectDir.relativeTo(rootDir).invariantSeparatorsPath
+            val prefix = if (module.isEmpty()) "" else "$module/"
+            remoteUrl("https://github.com/AdrianKuta/Tree-Data-Structure/blob/master/${prefix}src")
+            remoteLineSuffix.set("#L")
+        }
+    }
+}
+
 kotlin {
     explicitApi()
     jvmToolchain(21)