✨ New experimental feature to improve performance using `io_uring` on linux distributions

Description

Work Expected From The Issue

Provide a new experimental feature to improve performance using io_uring on linux distributions by using the rust's conditional compilation feature.

The issue expects the following files to be changed:

Cargo.toml

[!Note] All files that are expected to be changed are located under the codebase (websurfx directory).

Reason Behind These Changes

The reason behind having these changes is to improve app's performance when the user builds the app with the experimental feature on any linux distribution which in turn improves the user experience.

Sample code

The changes that should be made in the Cargo.toml file is shown below:

[package]
name = "websurfx"
version = "1.9.20"
edition = "2021"
description = "An open-source alternative to Searx that provides clean, ad-free, and organic results with incredible speed while keeping privacy and security in mind."
repository = "https://github.com/neon-mmd/websurfx"
license = "AGPL-3.0"

[[bin]]
name = "websurfx"
test = true
bench = false
path = "src/bin/websurfx.rs"

[dependencies]
reqwest = {version="0.11.22", default-features=false, features=["rustls-tls","brotli", "gzip"]}
tokio = {version="1.32.0",features=["rt-multi-thread","macros"], default-features = false}
serde = {version="1.0.196", default-features=false, features=["derive"]}
serde_json = {version="1.0.109", default-features=false}
maud = {version="0.25.0", default-features=false, features=["actix-web"]}
scraper = {version="0.18.1", default-features = false}
actix-web = {version="4.4.0", features = ["cookies", "macros", "compress-brotli"], default-features=false}
actix-files = {version="0.6.5", default-features=false}
actix-cors = {version="0.6.4", default-features=false}
fake-useragent = {version="0.1.3", default-features=false}
env_logger = {version="0.11.1", default-features=false}
log = {version="0.4.20", default-features=false}
mlua = {version="0.9.1", features=["luajit", "vendored"], default-features=false}
redis = {version="0.24.0", features=["tokio-comp","connection-manager"], default-features = false, optional = true}
blake3 = {version="1.5.0", default-features=false}
error-stack = {version="0.4.0", default-features=false, features=["std"]}
async-trait = {version="0.1.76", default-features=false}
regex = {version="1.9.4", features=["perf"], default-features = false}
smallvec = {version="1.13.1", features=["union", "serde"], default-features=false}
futures = {version="0.3.28", default-features=false}
dhat = {version="0.3.2", optional = true, default-features=false}
mimalloc = { version = "0.1.38", default-features = false }
async-once-cell = {version="0.5.3", default-features=false}
actix-governor = {version="0.5.0", default-features=false}
mini-moka = { version="0.10", optional = true, default-features=false, features=["sync"]}
brotli = { version = "3.4.0", default-features = false, features=["std"], optional=true}
chacha20poly1305={version="0.10.1", default-features=false, features=["alloc","getrandom"], optional=true}
chacha20 = {version="0.9.1", default-features=false, optional=true}
base64 = {version="0.21.5", default-features=false, features=["std"], optional=true}
cfg-if = {version="1.0.0", default-features=false,optional=true}

[dev-dependencies]
rusty-hook = {version="^0.11.2", default-features=false}
criterion = {version="0.5.1", default-features=false}
tempfile = {version="3.8.0", default-features=false}

[build-dependencies]
lightningcss = {version="1.0.0-alpha.52", default-features=false, features=["grid"]}
minify-js = {version="0.6.0", default-features=false}

[profile.dev]
opt-level = 0
debug = true
split-debuginfo = 'unpacked'
debug-assertions = true
overflow-checks = true
lto = false
panic = 'unwind'
incremental = true
codegen-units = 256
rpath = false

[profile.release]
opt-level = 3
debug = false # This should only be commented when testing with dhat profiler
# debug = 1 # This should only be uncommented when testing with dhat profiler
split-debuginfo = '...'
debug-assertions = false
overflow-checks = false
lto = true
panic = 'abort'
incremental = false
codegen-units = 1
rpath = false
strip = "debuginfo"

[features]
default = ["memory-cache"]
dhat-heap = ["dep:dhat"] 
memory-cache = ["dep:mini-moka"]
redis-cache = ["dep:redis","dep:base64"]
compress-cache-results = ["dep:brotli","dep:cfg-if"]
encrypt-cache-results = ["dep:chacha20poly1305","dep:chacha20"]
cec-cache-results = ["compress-cache-results","encrypt-cache-results"]
+experimental-io-uring = ["actix-web/experimental-io-uring"]

[!Note]

To get started contributing make sure to read the contributing.md file for the guidlines on how to contribute in this project

To contribute first fork this project by following this video tutorial if you are not familliar with process and add your changes and make a pull request with the changes to this repository and if you are new to GitHub then follow this video tutorial to get started contributing :slightly_smiling_face: .

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Additional information

Here are some resources to learn more about io-uring:

neon-mmd / websurfx