try putting the html in th diff directly

Cargo.lock

@@ -2271,7 +2271,6 @@ dependencies = [
  "axum 0.7.5",
  "axum-extra",
  "bcrypt",
- "colored",
  "dotenv",
  "envy",
  "futures",

bin/core/Cargo.toml

@@ -40,7 +40,6 @@ typeshare.workspace = true
 tracing.workspace = true
 reqwest.workspace = true
 futures.workspace = true
-colored.workspace = true
 anyhow.workspace = true
 dotenv.workspace = true
 bcrypt.workspace = true

bin/core/src/resource/mod.rs

@@ -1,7 +1,6 @@
 use std::str::FromStr;
 
 use anyhow::{anyhow, Context};
-use colored::Colorize;
 use futures::future::join_all;
 use monitor_client::{
   api::write::CreateTag,
@@ -378,12 +377,7 @@ pub async fn update<T: MonitorResource>(
 
   for FieldDiff { field, from, to } in diff.iter_field_diffs() {
     diff_log.push_str(&format!(
-      "\n\n{}: '{field}'\n{}:  {}\n{}:    {}",
-      "field".dimmed(),
-      "from".dimmed(),
-      from.red(),
-      "to".dimmed(),
-      to.green()
+      "\n\n<span class=\"text-muted-foreground\">field</span>: '{field}'\n<span class=\"text-muted-foreground\">from</span>:  <span class=\"text-red-500\">{from}</span>\n<span class=\"text-muted-foreground\">to</span>:    <span class=\"text-green-500\">{to}</span>",
     ));
   }