docs: revert url construction for githubCodeReference. Thanks @lukasz0707. Fixes #145.

docs/src/content/docs/comparison/pocketbase.mdx

@@ -96,7 +96,7 @@ sleeve:
   being enforced from the client all the way to the database[^4].
 - A more Node-like JS runtime with full ES6 support, built-in TypeScript
   transpilation, and V8 performance unlocking more of the JS ecosystem and enabling
-  <a href={githubPath("/examples/collab-clicker-ssr")}>server-side rendering (SSR)</a>
+  <a href={githubPath("examples/collab-clicker-ssr")}>server-side rendering (SSR)</a>
   with any popular JS framework.
 - Untethered access to SQLite with all its features and capabilities.
 - A wider set of first-class client libraries beyond JS/TS and Dart, including

docs/src/content/docs/getting-started/first-realtime-app.mdx

@@ -24,7 +24,7 @@ participants.
 <div class="h-[24px]" />
 
 The conclusion of this tutorial is part of the main code repository and can be found
-<a href={githubPath("/examples/collab-clicker-ssr")}>here</a>
+<a href={githubPath("examples/collab-clicker-ssr")}>here</a>
 or downloaded by running:
 
 <Code
@@ -207,7 +207,7 @@ The following sections will cover the major beats but skip over some incremental
 evolving glue code to avoid being overly redundant.
 Hopefully you can work things out with a little help from the compiler.
 If not, you can find the final product
-<a href={githubPath("/examples/collab-clicker-ssr")}>here</a>
+<a href={githubPath("examples/collab-clicker-ssr")}>here</a>
 to read along or after finishing the tutorial.
 
 ### 1. Setting up the Database
@@ -409,7 +409,7 @@ const buttonStyle =
 
 At this point you should hopefully have a little collaborative clicker *game* 🎉.
 If you got lost along the way - apologies . You can check out the final result
-<a href={githubPath("/examples/collab-clicker-ssr")}>here</a>.
+<a href={githubPath("examples/collab-clicker-ssr")}>here</a>.
 
 
 ## What's Next?
@@ -417,7 +417,7 @@ If you got lost along the way - apologies . You can check out the final result
 Thanks for making it to the end.
 Beyond the basic example above, the repository contains a more involved examples, such as:
 
-* A <a href={githubPath("/examples/blog")}>Blog</a>
+* A <a href={githubPath("examples/blog")}>Blog</a>
   with both, a Web and Flutter UI, more complex APIs, authorization and custom
   user profiles.
 

docs/src/content/docs/getting-started/first-ui-app.mdx

@@ -217,7 +217,7 @@ If you have any feedback, don't hesitate and reach out on
 Thanks for making it to the end.
 Beyond the basic example above, the repository contains a more involved examples, such as:
 
-* A <a href={githubPath("/examples/blog")}>Blog</a>
+* A <a href={githubPath("examples/blog")}>Blog</a>
   with both, a Web and Flutter UI, more complex APIs, authorization and custom
   user profiles.
 * A collaborative clicker *game* demonstrating server-side rendering (SSR) with

docs/src/content/docs/index.mdx

@@ -121,7 +121,7 @@ export const demoLink = "https://demo.trailbase.io";
         <Image margin={0} class="p-0 m-0" width={42} height={52} src={flutterLogo} alt="Flutter" />
       </a>
 
-      <a href={githubPath("/client/swift/trailbase")}>
+      <a href={githubPath("client/swift/trailbase")}>
         <Image margin={0} class="p-0 m-0" width={52} height={52} src={swiftLogo} alt="Swift" />
       </a>
 
@@ -137,7 +137,7 @@ export const demoLink = "https://demo.trailbase.io";
         <Image margin={0} class="p-0 m-0" width={52} height={52} src={rustLogo} alt="Rust" />
       </a>
 
-      <a href={githubPath("/client/go/trailbase")}>
+      <a href={githubPath("client/go/trailbase")}>
         <Image margin={0} class="p-0 m-0" width={52} height={52} src={goLogo} alt="Go" />
       </a>
     </div>
@@ -151,7 +151,7 @@ export const demoLink = "https://demo.trailbase.io";
 
       [TanStack/db](https://tanstack.com/db/latest) ships with a TrailBase
       integration out-of-the-box, check out
-      <a href={githubPath("/examples/tanstack-db-sync")}>example</a>.
+      <a href={githubPath("examples/tanstack-db-sync")}>example</a>.
 
       <div class="flex justify-center items-center">
         <a href="https://github.com/TanStack/db/tree/main/packages/trailbase-db-collection">

docs/src/lib/github.ts

@@ -10,8 +10,11 @@ export function githubCodeReference(args: {
   path: string;
   match: string;
 }): string {
-  const pwd = cwd();
-  const root = join(pwd, "..");
+  if (args.path.startsWith("/")) {
+    throw new Error("expected relative path");
+  }
+
+  const root = join(cwd(), "..");
   const path = join(root, args.path);
 
   const buffer = readFileSync(path);
@@ -31,7 +34,7 @@ export function githubCodeReference(args: {
     case 0:
       throw new Error(`Not match for '${args.match}' in: ${args.path}`);
     case 1:
-      return join(`${repo}/blob/main/`, args.path) + `#L${matches[0]}`;
+      return `${repo}/blob/main/${args.path}#L${matches[0]}`;
     default:
       throw new Error(
         `Ambiguous matches for '${args.match}' at lines: ${matches} in: ${args.path}`,
@@ -42,12 +45,14 @@ export function githubCodeReference(args: {
 /// Creates and validates a Github repository link, like:
 ///   https://github.com/trailbaseio/trailbase/tree/main/examples/blog.
 export function githubPath(path: string): string {
-  const pwd = cwd();
-  const root = join(pwd, "..");
+  if (path.startsWith("/")) {
+    throw new Error("expected relative path");
+  }
 
+  const root = join(cwd(), "..");
   if (!existsSync(join(root, path))) {
     throw new Error(`Path not found: ${path}`);
   }
 
-  return join(`${repo}/blob/main/`, path);
+  return `${repo}/blob/main/${path}`;
 }