Exclude build artifacts from version control.

Fix website .gitignore paths and stop tracking dist/ and tsbuildinfo.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: 7oSkaaa

website/.gitignore

@@ -1,4 +1,5 @@
-website/node_modules/
-website/dist/
-website/.env
-website/.env.*
+node_modules/
+dist/
+.env
+.env.*
+*.tsbuildinfo