fix: broken docs pages link (#28)

* refactor: move `ancestors` to `utils`

* fix: use relative URLs

* docs: fix tab order

_config.ts

@@ -1,5 +1,6 @@
 import lume from "lume/mod.ts"
 import codeHighlight from "lume/plugins/code_highlight.ts"
+import relativeUrls from "lume/plugins/relative_urls.ts"
 import { codeAutoLink } from "./auto_link.ts"
 
 const site = lume({ src: "doc", prettyUrls: false })
@@ -9,5 +10,6 @@ site.copy("assets", "assets")
 site
 	.use(codeHighlight())
 	.use(codeAutoLink())
+	.use(relativeUrls())
 
 export default site

doc/_includes/base.ts

@@ -9,7 +9,7 @@ export default (
 	{ content, title, search, head }: Lume.Data,
 	{}: Lume.Helpers,
 ) => {
-	const nav = search.pages()
+	const nav = search.pages("category!=index")
 		.map((x) => /*html*/ `<a href="${x.url}">${x.title}</a>`).join("\n")
 
 	return /*html*/ `
@@ -27,7 +27,10 @@ export default (
             <h1>
                 <a href="https://github.com/daangn/stackgraph">StackGraph</a>
             </h1>
-            <nav>${nav}</nav>
+            <nav>
+                <a href="/index.html">StackGraph란</a>
+                ${nav}
+            </nav>
         </header>
         <hr />
         ${content}

doc/index.page.ts

@@ -1,3 +1,4 @@
+export const category = "index"
 export const title = "StackGraph란"
 
 const readme = () =>

doc/main.ts

@@ -7,7 +7,7 @@ import { Project } from "../deps/ts_morph.ts"
 
 import { colors, hashRGB } from "../render/colors.ts"
 import { denoProjectOption } from "../utils/project.ts"
-import { ancestors } from "./ancestors.ts"
+import { ancestors } from "../utils/ancestors.ts"
 import { declDepsToGraph, getAllDecls, getDeclDeps } from "../graph/mod.ts"
 import { encodeVSCodeURI } from "../graph/vscode_uri.ts"