trim title off body if detected

src/index.ts

@@ -50,7 +50,7 @@ export default function gemtext(config: GemtextConfig = {}): AstroIntegration {
                             }
                         }
 
-                        const body = lines.slice(bodyStartLineIndex).join("\n")
+                        let body = lines.slice(bodyStartLineIndex).join("\n")
 
                         const filepath = fileURLToPath(fileUrl)
                         const filename = filepath.slice(filepath.lastIndexOf("/") + 1)
@@ -82,6 +82,11 @@ export default function gemtext(config: GemtextConfig = {}): AstroIntegration {
                                     ?.slice(14),
                             )
 
+                        if (data["title"]) {
+                          body.replace(`# ${data["title"]}\n`, '');
+                          body = body.trim();
+                        }
+
                         return {
                             data,
                             rawData: frontmatter,