Add do not handle non-utf8 headers

Update .gitlab-ci.yml file

.gitlab-ci.yml

@@ -16,16 +16,22 @@ build:linux-gnu-amd64:
 
 build:linux-musl-amd64:
     stage: build
-    image: rust
+    image: sseemayer/rust-musl-builder-mingw:latest
     script:
-        - rustup target add x86_64-unknown-linux-musl
-        - rustup target add x86_64-unknown-linux-gnu
-        - rustup target add x86_64-pc-windows-gnu
         - cargo build --target=x86_64-unknown-linux-musl --release
     artifacts:
         paths:
             - target/release/x86_64-unknown-linux-musl/rua-list
 
+build:windows-amd64:
+    stage: build
+    image: sseemayer/rust-musl-builder-mingw:latest
+    script:
+        - cargo build --target=x86_64-pc-windows-gnu --release
+    artifacts:
+        paths:
+            - target/release/x86_64-pc-windows-gnu/rua-list
+
 rustdoc:
     stage: build
     image: rust

src/header_parser.rs

@@ -92,7 +92,7 @@ pub async fn headers_parser(port: usize) {
                 Ok(c) => c,
                 Err(err) => {
                     error!("Failed to read headers {}", err);
-                    "".to_owned()
+                    return;
                 }
             };
             let header: Vec<_> = header.split("\r\n").collect();