use rust's new file::try_lock

I was already waiting for this for a long time, now in the newest rust 1.89 it got stabilized :D
https://doc.rust-lang.org/stable/std/fs/struct.File.html#method.try_lock

Cargo.lock

@@ -875,16 +875,6 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
-[[package]]
-name = "file-guard"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21ef72acf95ec3d7dbf61275be556299490a245f017cf084bd23b4f68cf9407c"
-dependencies = [
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "flate2"
 version = "1.1.2"
@@ -2171,7 +2161,6 @@ dependencies = [
  "derive-getters",
  "enum_dispatch",
  "env_logger",
- "file-guard",
  "flate2",
  "futures",
  "itertools 0.14.0",

pumpkin-world/Cargo.toml

@@ -2,7 +2,7 @@
 name = "pumpkin-world"
 version.workspace = true
 edition.workspace = true
-rust-version = "1.88"
+rust-version = "1.89"
 
 [dependencies]
 pumpkin-nbt = { path = "../pumpkin-nbt" }
@@ -38,7 +38,6 @@ lz4-java-wrc = "0.2.0"
 ruzstd = "0.8.1"
 
 itertools = "0.14.0"
-file-guard = "0.2"
 enum_dispatch = "0.3"
 derive-getters = "0.5.0"
 

pumpkin-world/src/generation/aquifer_sampler.rs

@@ -691,8 +691,8 @@ mod test {
         base_router: &ProtoNoiseRouters,
     ) -> (
         WorldAquiferSampler,
-        ChunkNoiseRouter,
-        SurfaceHeightEstimateSampler,
+        ChunkNoiseRouter<'_>,
+        SurfaceHeightEstimateSampler<'_>,
         ChunkNoiseFunctionSampleOptions,
     ) {
         let surface_config = GENERATION_SETTINGS

pumpkin-world/src/lock/anvil.rs

@@ -1,11 +1,9 @@
-use file_guard::{FileGuard, Lock};
-
 use super::{LevelLocker, LockError};
 
-use std::{fs::File, io::Write, path::Path, sync::Arc};
+use std::{fs::File, io::Write, path::Path};
 
 pub struct AnvilLevelLocker {
-    _lock: Option<FileGuard<Arc<File>>>,
+    _locked_file: File,
 }
 
 const SESSION_LOCK_FILE_NAME: &str = "session.lock";
@@ -25,9 +23,8 @@ impl LevelLocker<Self> for AnvilLevelLocker {
         // im not joking, mojang writes a snowman into the lock file
         file.write_all(SNOWMAN)
             .map_err(|_| LockError::FailedWrite)?;
-        let file_arc = Arc::new(file);
-        let lock = file_guard::try_lock(file_arc, Lock::Exclusive, 0, 1)
+        file.try_lock()
             .map_err(|_| LockError::AlreadyLocked(SESSION_LOCK_FILE_NAME.to_string()))?;
-        Ok(Self { _lock: Some(lock) })
+        Ok(Self { _locked_file: file })
     }
 }

pumpkin/Cargo.toml

@@ -3,7 +3,7 @@ name = "pumpkin"
 version.workspace = true
 description = "Empowering everyone to host fast and efficient Minecraft servers."
 edition.workspace = true
-rust-version = "1.88"
+rust-version = "1.89"
 
 [package.metadata.tauri-winres]
 # FileDescription is handled as the Program name by Windows!