feat(linter/lsp): add support for dynamic configs

apps/oxlint/fixtures/lsp/js_config_basic/oxlint.config.ts

@@ -0,0 +1,8 @@
+export default {
+  categories: {
+    correctness: "off",
+  },
+  rules: {
+    "eqeqeq": "warn",
+  },
+};

apps/oxlint/fixtures/lsp/js_config_basic/test.js

@@ -0,0 +1,7 @@
+// ok
+const x = 42;
+
+// eqeqeq warning
+if (y == 42) {
+
+}

apps/oxlint/src/lsp/mod.rs

@@ -1,5 +1,9 @@
 use oxc_linter::ExternalLinter;
 
+#[cfg(feature = "napi")]
+use crate::js_config::JsConfigLoaderCb;
+use crate::lsp::server_linter::ServerLinterBuilder;
+
 mod code_actions;
 mod commands;
 mod error_with_position;
@@ -11,11 +15,23 @@ mod tester;
 mod utils;
 
 /// Run the language server
-pub async fn run_lsp(external_linter: Option<ExternalLinter>) {
+pub async fn run_lsp(
+    external_linter: Option<ExternalLinter>,
+    #[cfg(feature = "napi")] js_config_loader: Option<JsConfigLoaderCb>,
+) {
+    let mut builder = ServerLinterBuilder::new(external_linter);
+    #[cfg(feature = "napi")]
+    if let Some(loader) = js_config_loader {
+        builder = builder.with_js_config_loader(Some(loader));
+    }
+    run_lsp_with_builder(builder).await;
+}
+
+async fn run_lsp_with_builder(builder: crate::lsp::server_linter::ServerLinterBuilder) {
     oxc_language_server::run_server(
         "oxlint".to_string(),
         env!("CARGO_PKG_VERSION").to_string(),
-        vec![Box::new(crate::lsp::server_linter::ServerLinterBuilder::new(external_linter))],
+        vec![Box::new(builder)],
     )
     .await;
 }