fix: normalize BASE_URL trailing slash for correct production URLs

trailingSlash: "never" strips the trailing slash from BASE_URL,
causing all manual path concatenations to produce broken URLs like
/ocyncgetting-started. Normalize base to always end with "/" in
all components.

Author: bryantbiggs

docs/src/layouts/BaseLayout.astro

@@ -10,7 +10,7 @@ interface Props {
 import "../styles/global.css";
 import { ClientRouter } from "astro:transitions";
 
-const base = import.meta.env.BASE_URL;
+const base = import.meta.env.BASE_URL.endsWith("/") ? import.meta.env.BASE_URL : `${import.meta.env.BASE_URL}/`;
 
 const {
   title,

docs/src/layouts/DocLayout.astro

@@ -9,7 +9,8 @@ interface Props {
 
 const { title, description, headings = [] } = Astro.props;
 const currentPath = Astro.url.pathname.replace(/\/$/, '');
-const base = import.meta.env.BASE_URL;
+const rawBase = import.meta.env.BASE_URL;
+const base = rawBase.endsWith("/") ? rawBase : `${rawBase}/`;
 
 // Section definitions: each maps to a header nav tab
 const navSections = {

docs/src/pages/404.astro

@@ -1,7 +1,8 @@
 ---
 import BaseLayout from "../layouts/BaseLayout.astro";
 
-const base = import.meta.env.BASE_URL;
+const rawBase = import.meta.env.BASE_URL;
+const base = rawBase.endsWith("/") ? rawBase : `${rawBase}/`;
 ---
 
 <BaseLayout title="Page not found" description="The page you are looking for does not exist.">

docs/src/pages/index.astro

@@ -1,7 +1,8 @@
 ---
 import BaseLayout from "../layouts/BaseLayout.astro";
 
-const base = import.meta.env.BASE_URL;
+const rawBase = import.meta.env.BASE_URL;
+const base = rawBase.endsWith("/") ? rawBase : `${rawBase}/`;
 
 const jsonLd = {
   "@context": "https://schema.org",