added content types for cached uploads. weird caching bug still not fixed

Cargo.lock

@@ -107,6 +107,7 @@ dependencies = [
  "bytes",
  "hyper",
  "memory-cache-rs",
+ "mime_guess",
  "rand",
  "tokio",
  "tokio-stream",
@@ -385,6 +386,16 @@ version = "0.3.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
 
+[[package]]
+name = "mime_guess"
+version = "2.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4192263c238a5f0d0c6bfd21f336a313a4ce1c450542449ca191bb657b4642ef"
+dependencies = [
+ "mime",
+ "unicase",
+]
+
 [[package]]
 name = "mio"
 version = "0.8.5"
@@ -778,6 +789,15 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
 
+[[package]]
+name = "unicase"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
+dependencies = [
+ "version_check",
+]
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.5"

Cargo.toml

@@ -14,4 +14,5 @@ tokio-stream = "0.1"
 tower = "0.4.13"
 bytes = "1"
 rand = "0.8.5"
+mime_guess = "2.0.4"
 memory-cache-rs = "0.2.0"

src/new.rs

@@ -139,6 +139,8 @@ pub async fn new(
             println!("[upl] caching upload!!");
             cache.insert(name, data.freeze(), Some(Duration::from_secs(120)));
         }
+
+        drop(cache);
     });
 
     Ok(url)

src/view.rs

@@ -7,10 +7,11 @@ use std::{
 use axum::{
     body::StreamBody,
     extract::{Path, State},
-    response::{IntoResponse, Response}, debug_handler,
+    response::{IntoResponse, Response}, debug_handler, http::HeaderValue,
 };
 use bytes::{buf::Reader, Bytes};
 use hyper::StatusCode;
+use mime_guess::{mime, Mime};
 use tokio::fs::File;
 use tokio_util::io::ReaderStream;
 
@@ -76,7 +77,18 @@ pub async fn view(
 
     let data = cache_item.unwrap().clone();
 
-    return data.into_response();
+    drop(cache);
+
+    let contentType = mime_guess::from_path(name).first().unwrap_or(mime::APPLICATION_OCTET_STREAM).to_string();
+
+    let mut res = data.into_response();
+
+    let mut headers = res.headers_mut();
+
+    headers.clear();
+    headers.insert("content-type", HeaderValue::from(contentType));
+
+    return res;
 }
 
 /* pub async fn view(