feat(data_collection/components): Add ability to cache pre-instantiat…

…ed modules

src/config/config.rs

@@ -1,5 +1,5 @@
 use std::collections::{HashMap, HashSet};
-use std::path::Path;
+use std::path::{Path, PathBuf};
 use std::sync::OnceLock;
 
 use serde::Deserialize;
@@ -163,6 +163,7 @@ pub struct BackendConfiguration {
 #[derive(Deserialize, Debug, Default, Clone)]
 pub struct ComponentsConfiguration {
     pub data_collection: Vec<DataCollectionConfiguration>,
+    pub cache: Option<PathBuf>,
 }
 
 #[derive(Deserialize, Debug, Default, Clone)]

src/proxy/compute/data_collection/components/context.rs

@@ -19,12 +19,18 @@ pub struct ComponentsContext {
 
 impl ComponentsContext {
     fn new() -> anyhow::Result<Self> {
+        let config = &config::get().components;
+
         let mut engine_config = wasmtime::Config::new();
         engine_config
             .wasm_backtrace_details(wasmtime::WasmBacktraceDetails::Enable)
             .wasm_component_model(true)
             .async_support(true);
 
+        if let Some(path) = config.cache.as_deref() {
+            engine_config.cache_config_load(path)?;
+        };
+
         let engine = Engine::new(&engine_config)?;
 
         let mut linker = Linker::new(&engine);