Thumbnail fix (#372)

* Fix spacing issue in metadata

* Fix image file extension

Author: GeorgiLH

_posts/2026-03-01-Creating teaching materials for C++ and CUDA with xeus-cpp.md

@@ -5,7 +5,7 @@ excerpt: "Exploring how xeus-cpp behaves, porting tutorials for C++ and CUDA and
 sitemap: false
 author: Hristiyan Shterev
 permalink: blogs/xeus_cpp_Hristiyan_Shterev_blog/
-thumbnail_image:/images/mg-pld-logo.png
+thumbnail_image: /images/mg-pld-logo.png
 date: 2026-03-01
 tags: xeus-cpp cuda jupyter c++ xeus internship high-school systems-programming
 custom_css: jupyter

_posts/2026-03-03-improvements-to-ramtools.md

@@ -5,7 +5,7 @@ excerpt: "Exploring possibilities for increased speed and efficiency"
 sitemap: false
 author: Georgi Haralanov
 permalink: blogs/ramtools_Georgi_Haralanov_blog/
-thumbnail_image:/images/mg-pld-logo.img
+thumbnail_image: /images/mg-pld-logo.png
 date: 2026-03-03
 tags: c++ genomics bioinformatics root rntuple cern hpc
 ---