Add lints

backend/Cargo.toml

@@ -7,6 +7,9 @@ members = [
     "sync_lib"
 ]
 
+[workspace.package]
+rust-version = "1.83"
+
 [workspace.dependencies]  
 serde = { version = "1.0.214", default-features = false, features = ["derive"] }
 thiserror = { version = "1.0.66", default-features = false  } 
@@ -19,4 +22,36 @@ codegen-units = 1
 lto = true
 opt-level = 3
 
+[workspace.lints.rust]
+unsafe_code = "forbid"
+rust_2018_idioms = { level = "warn", priority = -1 }
+missing_debug_implementations = "warn"
+
 [workspace.lints.clippy]
+await_holding_lock = "warn"
+dbg_macro = "warn"
+empty_enum = "warn"
+enum_glob_use = "warn"
+exit = "warn"
+filter_map_next = "warn"
+fn_params_excessive_bools = "warn"
+if_let_mutex = "warn"
+imprecise_flops = "warn"
+inefficient_to_string = "warn"
+linkedlist = "warn"
+lossy_float_literal = "warn"
+macro_use_imports = "warn"
+match_on_vec_items = "warn"
+match_wildcard_for_single_variants = "warn"
+mem_forget = "warn"
+needless_borrow = "warn"
+needless_continue = "warn"
+option_option = "warn"
+rest_pat_in_fully_bound_structs = "warn"
+str_to_string = "warn"
+suboptimal_flops = "warn"
+todo = "warn"
+uninlined_format_args = "warn"
+unnested_or_patterns = "warn"
+unused_self = "warn"
+verbose_file_reads = "warn"

backend/fuzz/fuzz_targets/reconcile.rs

@@ -1,7 +1,6 @@
 #![no_main]
 
 use libfuzzer_sys::fuzz_target;
-extern crate reconcile;
 
 fuzz_target!(|texts: (String, String, String)| {
     let (original, left, right) = texts;

backend/reconcile/src/operation_transformation/operation.rs

@@ -363,7 +363,7 @@ mod tests {
     #[test]
     fn test_apply_delete_with_create() {
         let builder = StringBuilder::new("hello world");
-        let operation = Operation::<()>::create_delete_with_text(5, " world".to_string()).unwrap();
+        let operation = Operation::<()>::create_delete_with_text(5, " world".to_owned()).unwrap();
 
         assert_eq!(operation.apply(builder).build(), "hello");
     }

backend/reconcile/src/utils/string_builder.rs

@@ -11,7 +11,7 @@ pub struct StringBuilder<'a> {
 }
 
 impl StringBuilder<'_> {
-    pub fn new(original: &str) -> StringBuilder {
+    pub fn new(original: &str) -> StringBuilder<'_> {
         StringBuilder {
             original,
             last_old_char_index: 0,

backend/sync_server/src/server/ping.rs

@@ -16,7 +16,7 @@ pub async fn ping(
         maybe_auth_header.is_some_and(|auth_header| auth(&state, auth_header.token()).is_ok());
 
     Ok(Json(PingResponse {
-        server_version: env!("CARGO_PKG_VERSION").to_string(),
+        server_version: env!("CARGO_PKG_VERSION").to_owned(),
         is_authenticated,
     }))
 }