Add OpenGraph headers

diff --git a/demo/index.html b/demo/index.html
index 3ec107e42dcda7e1cfcce4c040c831c7d19ac3c3..fb4fe2243c0b645ef45907675803a4586c0c5523 100644 (file)
--- a/demo/index.html
+++ b/demo/index.html
@@ -5,6 +5,10 @@
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <meta name="description" content="Demo frontend for a Google Sheets to SQLite converter.">
+  <meta property="og:title" content="sheets-db">
+  <meta property="og:description" content="Demo frontend for a Google Sheets to SQLite converter.">
+  <meta property="og:type" content="website">
+  <meta property="og:url" content="https://sheets-db.ardis.lu/">
   <link rel="icon" href="data:,">
   <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/codemirror@5.65.8/lib/codemirror.min.css">
   <style>