Fix generated llms.txt output

Author: luax

_headers

@@ -0,0 +1,2 @@
+/docs/*.txt
+  Content-Type: text/plain; charset=utf-8

astro.config.mjs

@@ -89,6 +89,12 @@ export default defineConfig({
 								"run Endform in GitHub Actions or another CI system and test Vercel preview deployments",
 						},
 					],
+					minify: {
+						whitespace: false,
+					},
+					customSelectors: {
+						all: [".sl-anchor-link", ".selector-panel"],
+					},
 					promote: ["index", "guides/getting-started"],
 					exclude: ["guides/getting-started/*/*/*"],
 				}),

package.json

@@ -9,7 +9,7 @@
 	"scripts": {
 		"dev": "astro dev",
 		"start": "astro dev",
-		"build": "astro build && node strip-html-extensions.ts",
+		"build": "astro build && cp _headers dist/_headers && node strip-html-extensions.ts",
 		"preview": "wrangler dev",
 		"astro": "astro",
 		"deploy": "wrangler deploy"