feat: add object pool for cdylib

Cargo.lock

@@ -493,6 +493,15 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "slotmap"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bdd58c3c93c3d278ca835519292445cb4b0d4dc59ccfdf7ceadaab3f8aeb4038"
+dependencies = [
+ "version_check",
+]
+
 [[package]]
 name = "smallvec"
 version = "1.15.1"
@@ -664,6 +673,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "version_check"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
+
 [[package]]
 name = "wasip2"
 version = "1.0.1+wasi-0.2.4"
@@ -750,6 +765,7 @@ name = "wfassoc-cdylib"
 version = "0.1.0"
 dependencies = [
  "cbindgen",
+ "slotmap",
  "thiserror",
  "wfassoc",
 ]