enable all rustc lint groups

src/main.rs

@@ -1,4 +1,16 @@
-#![warn(
+#![deny(
+    warnings,
+    deprecated_safe,
+    future_incompatible,
+    keyword_idents,
+    let_underscore,
+    nonstandard_style,
+    refining_impl_trait,
+    rust_2018_compatibility,
+    rust_2018_idioms,
+    rust_2021_compatibility,
+    rust_2024_compatibility,
+    unused,
     clippy::all,
     clippy::pedantic,
     clippy::restriction,

src/output.rs

@@ -104,7 +104,7 @@ pub async fn save_proxies(
                             "failed to parse proxy's exit ip as IpAddr",
                         )?;
                         asn_db
-                            .lookup::<maxminddb::geoip2::Asn>(exit_ip_addr)
+                            .lookup::<maxminddb::geoip2::Asn<'_>>(exit_ip_addr)
                             .wrap_err_with(move || {
                                 format!(
                                     "failed to lookup {exit_ip_addr} in ASN \
@@ -123,13 +123,13 @@ pub async fn save_proxies(
                             "failed to parse proxy's exit ip as IpAddr",
                         )?;
                         geo_db
-                            .lookup::<maxminddb::geoip2::City>(exit_ip_addr)
+                            .lookup::<maxminddb::geoip2::City<'_>>(exit_ip_addr)
                             .wrap_err_with(move || {
-                            format!(
-                                "failed to lookup {exit_ip_addr} in \
-                                 geolocation database"
-                            )
-                        })?
+                                format!(
+                                    "failed to lookup {exit_ip_addr} in \
+                                     geolocation database"
+                                )
+                            })?
                     } else {
                         None
                     }

src/tui.rs

@@ -140,7 +140,7 @@ async fn crossterm_event_listener(
     }
 }
 
-fn draw(f: &mut Frame, state: &AppState, logger_state: &TuiWidgetState) {
+fn draw(f: &mut Frame<'_>, state: &AppState, logger_state: &TuiWidgetState) {
     let outer_block = Block::default()
         .title("https://github.com/monosans/proxy-scraper-checker")
         .title_alignment(Alignment::Center);