server: IndexOf: Build the html manually instead of using the html crate

Author: saulvaldelvira

Cargo.toml

@@ -1,7 +1,6 @@
 [workspace]
 resolver = "2"
 members = [
-    "crates/html",
     "crates/url",
     "crates/mime",
     "crates/http",

crates/html/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "http-utils"
-version = "0.4.0"
+version = "0.5.0"
 edition = "2024"
 description = "Http utils"
 authors = ["Saúl Valdelvira <saul@saulv.es>"]

crates/html/README

@@ -1,3 +1,4 @@
+use core::fmt;
 use std::{
     borrow::Cow,
     fmt::{Debug, Display},
@@ -106,4 +107,10 @@ impl From<String> for HttpError {
     }
 }
 
+impl From<fmt::Error> for HttpError {
+    fn from(value: fmt::Error) -> Self {
+        Self(value.to_string().into())
+    }
+}
+
 impl std::error::Error for HttpError {}