Second attempt to recover techwriting.com.br

Ran "bundle lock --add-platform x86_64-linux" to fix build errors

Gemfile.lock

@@ -12,6 +12,7 @@ GEM
     ffi (1.16.3)
     forwardable-extended (2.6.0)
     google-protobuf (3.23.4-arm64-darwin)
+    google-protobuf (3.23.4-x86_64-linux)
     http_parser.rb (0.8.0)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
@@ -54,21 +55,24 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (5.0.4)
+    rake (13.1.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.6)
     rouge (3.30.0)
     safe_yaml (1.0.5)
-    sass-embedded (1.58.3-arm64-darwin)
+    sass-embedded (1.58.3)
       google-protobuf (~> 3.21)
+      rake (>= 10.0.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.5.0)
     webrick (1.8.1)
 
 PLATFORMS
   arm64-darwin-23
+  x86_64-linux
 
 DEPENDENCIES
   jekyll-feed