[IMP] force colors of configurations page to ensure visibility

Integrate background color to configuration pages as some html rendering (pycharm) do not include fixed color by default, so the text can be unreadable

Author: fda-odoo

server/src/core/config.rs

@@ -285,6 +285,10 @@ impl ConfigFile {
 
         let mut html = String::from(
             r#"<style>
+  body {
+    background: #1F1F1F;
+    color: #d6d6d6ff;
+  }
   .toml-table {
     font-family: monospace;
     width: 100%;
@@ -321,6 +325,9 @@ impl ConfigFile {
     text-decoration: none;
     font-weight: bold;
   }
+  a:visited {
+    color: #2d5fa4 !important;  /* visited links same as normal */
+  }
 </style>
 <a class="config-wiki-link" href=""#);
         html.push_str(CONFIG_WIKI_URL);