diff --git a/.vscode/settings.json b/.vscode/settings.json
deleted file mode 100644
index 7530c05..0000000
--- a/.vscode/settings.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-    "rust-analyzer.server.extraEnv": { "CARGO": "cargo-component" }
-}
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 6370699..b44ac7c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -16,9 +16,9 @@ checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.82"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ad3d49ab951a01fbaafe34f2ec74122942fe18a3f9814c3268f1bb72042131b"
+checksum = "22244ce15aa966053a896d1accb3a6e68469b97c7f33f284b99f0d576879fc23"
 dependencies = [
  "unicode-ident",
 ]
@@ -40,18 +40,18 @@ checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
 
 [[package]]
 name = "serde"
-version = "1.0.201"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "780f1cebed1629e4753a1a38a3c72d30b97ec044f0aef68cb26650a3c5cf363c"
+checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.201"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5e405930b9796f1c00bee880d03fc7e0bb4b9a11afc776885ffe84320da2865"
+checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -80,9 +80,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.61"
+version = "2.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c993ed8ccba56ae856363b1845da7266a7cb78e1d146c8a32d54b45a8b831fc9"
+checksum = "c42f3f41a2de00b01c0aaad383c5a45241efc8b2d1eda5661812fda5f3cdcff5"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -97,9 +97,18 @@ checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
 name = "wit-bindgen"
-version = "0.17.0"
+version = "0.26.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6237168d93497b26dacdab157b08ad2787d74cdce10f89735f791b2a225eba4d"
+checksum = "a84376ff4f74ed07674a1157c0bd19e6627ab01fc90952a27ccefb52a24530f0"
+dependencies = [
+ "wit-bindgen-rt",
+]
+
+[[package]]
+name = "wit-bindgen-rt"
+version = "0.26.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29c7526379ace8709ee9ab9f2bb50f112d95581063a59ef3097d9c10153886c9"
 dependencies = [
  "bitflags",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 843c2f9..5c1277e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,11 +12,10 @@ lto = true
 opt-level = 's'
 
 [dependencies]
-wit-bindgen = { version = "0.17.0", default-features = false, features = ["realloc"] }
+wit-bindgen = { version = "0.26.0", default-features = false, features = ["realloc"] }
 serde = "*"
 serde_json = "*"
 
 [package.metadata.component.target]
 path = "wit"
 
-[package.metadata.component.target.dependencies]
diff --git a/src/bindings.rs b/src/bindings.rs
deleted file mode 100644
index e9b2401..0000000
--- a/src/bindings.rs
+++ /dev/null
@@ -1,391 +0,0 @@
-// Generated by `wit-bindgen` 0.16.0. DO NOT EDIT!
-pub mod exports {
-  pub mod golem {
-    pub mod component {
-      
-      #[allow(clippy::all)]
-      pub mod api {
-        #[used]
-        #[doc(hidden)]
-        #[cfg(target_arch = "wasm32")]
-        static __FORCE_SECTION_REF: fn() = super::super::super::super::__link_section;
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#add"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_add(arg0: i32,arg1: i32,arg2: i32,arg3: i32,) {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let len0 = arg1 as usize;
-            let bytes0 = Vec::from_raw_parts(arg0 as *mut _, len0, len0);
-            let len1 = arg3 as usize;
-            let bytes1 = Vec::from_raw_parts(arg2 as *mut _, len1, len1);
-            <_GuestImpl as Guest>::add(wit_bindgen::rt::string_lift(bytes0), wit_bindgen::rt::string_lift(bytes1));
-          }
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#get"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_get(arg0: i32,arg1: i32,) -> i32 {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let len0 = arg1 as usize;
-            let bytes0 = Vec::from_raw_parts(arg0 as *mut _, len0, len0);
-            let result1 = <_GuestImpl as Guest>::get(wit_bindgen::rt::string_lift(bytes0));
-            let ptr2 = _RET_AREA.0.as_mut_ptr() as i32;
-            match result1 {
-              Some(e) => {
-                *((ptr2 + 0) as *mut u8) = (1i32) as u8;
-                let vec3 = (e.into_bytes()).into_boxed_slice();
-                let ptr3 = vec3.as_ptr() as i32;
-                let len3 = vec3.len() as i32;
-                ::core::mem::forget(vec3);
-                *((ptr2 + 8) as *mut i32) = len3;
-                *((ptr2 + 4) as *mut i32) = ptr3;
-              },
-              None => {
-                {
-                  *((ptr2 + 0) as *mut u8) = (0i32) as u8;
-                }
-              },
-            };ptr2
-          }
-          
-          const _: () = {
-            #[doc(hidden)]
-            #[export_name = "cabi_post_golem:component/api#get"]
-            #[allow(non_snake_case)]
-            unsafe extern "C" fn __post_return_get(arg0: i32,) {
-              let l0 = i32::from(*((arg0 + 0) as *const u8));
-              match l0 {
-                0 => (),
-                _ => {
-                  let l1 = *((arg0 + 4) as *const i32);
-                  let l2 = *((arg0 + 8) as *const i32);
-                  wit_bindgen::rt::dealloc(l1, (l2) as usize, 1);
-                },
-              }
-            }
-          };
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#listpaths"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_listpaths() -> i32 {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let result0 = <_GuestImpl as Guest>::listpaths();
-            let ptr1 = _RET_AREA.0.as_mut_ptr() as i32;
-            let vec3 = result0;
-            let len3 = vec3.len() as i32;
-            let layout3 = alloc::Layout::from_size_align_unchecked(vec3.len() * 8, 4);
-            let result3 = if layout3.size() != 0
-            {
-              let ptr = alloc::alloc(layout3);
-              if ptr.is_null()
-              {
-                alloc::handle_alloc_error(layout3);
-              }
-              ptr
-            }else {{
-              ::core::ptr::null_mut()
-            }};
-            for (i, e) in vec3.into_iter().enumerate() {
-              let base = result3 as i32 + (i as i32) * 8;
-              {
-                let vec2 = (e.into_bytes()).into_boxed_slice();
-                let ptr2 = vec2.as_ptr() as i32;
-                let len2 = vec2.len() as i32;
-                ::core::mem::forget(vec2);
-                *((base + 4) as *mut i32) = len2;
-                *((base + 0) as *mut i32) = ptr2;
-              }
-            }
-            *((ptr1 + 4) as *mut i32) = len3;
-            *((ptr1 + 0) as *mut i32) = result3 as i32;
-            ptr1
-          }
-          
-          const _: () = {
-            #[doc(hidden)]
-            #[export_name = "cabi_post_golem:component/api#listpaths"]
-            #[allow(non_snake_case)]
-            unsafe extern "C" fn __post_return_listpaths(arg0: i32,) {
-              let l2 = *((arg0 + 0) as *const i32);
-              let l3 = *((arg0 + 4) as *const i32);
-              let base4 = l2;
-              let len4 = l3;
-              for i in 0..len4 {
-                let base = base4 + i *8;
-                {
-                  let l0 = *((base + 0) as *const i32);
-                  let l1 = *((base + 4) as *const i32);
-                  wit_bindgen::rt::dealloc(l0, (l1) as usize, 1);
-                }
-              }
-              wit_bindgen::rt::dealloc(base4, (len4 as usize) * 8, 4);
-            }
-          };
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#addtree"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_addtree(arg0: i32,arg1: i32,arg2: i32,arg3: i32,) -> i32 {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let len0 = arg1 as usize;
-            let bytes0 = Vec::from_raw_parts(arg0 as *mut _, len0, len0);
-            let len1 = arg3 as usize;
-            let bytes1 = Vec::from_raw_parts(arg2 as *mut _, len1, len1);
-            let result2 = <_GuestImpl as Guest>::addtree(wit_bindgen::rt::string_lift(bytes0), wit_bindgen::rt::string_lift(bytes1));
-            let ptr3 = _RET_AREA.0.as_mut_ptr() as i32;
-            match result2 {
-              Ok(_) => { {
-                *((ptr3 + 0) as *mut u8) = (0i32) as u8;
-              } },
-              Err(e) => { {
-                *((ptr3 + 0) as *mut u8) = (1i32) as u8;
-                let vec4 = (e.into_bytes()).into_boxed_slice();
-                let ptr4 = vec4.as_ptr() as i32;
-                let len4 = vec4.len() as i32;
-                ::core::mem::forget(vec4);
-                *((ptr3 + 8) as *mut i32) = len4;
-                *((ptr3 + 4) as *mut i32) = ptr4;
-              } },
-            };ptr3
-          }
-          
-          const _: () = {
-            #[doc(hidden)]
-            #[export_name = "cabi_post_golem:component/api#addtree"]
-            #[allow(non_snake_case)]
-            unsafe extern "C" fn __post_return_addtree(arg0: i32,) {
-              let l0 = i32::from(*((arg0 + 0) as *const u8));
-              match l0 {
-                0 => (),
-                _ => {
-                  let l1 = *((arg0 + 4) as *const i32);
-                  let l2 = *((arg0 + 8) as *const i32);
-                  wit_bindgen::rt::dealloc(l1, (l2) as usize, 1);
-                },
-              }
-            }
-          };
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#gettree"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_gettree(arg0: i32,arg1: i32,) -> i32 {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let len0 = arg1 as usize;
-            let bytes0 = Vec::from_raw_parts(arg0 as *mut _, len0, len0);
-            let result1 = <_GuestImpl as Guest>::gettree(wit_bindgen::rt::string_lift(bytes0));
-            let ptr2 = _RET_AREA.0.as_mut_ptr() as i32;
-            match result1 {
-              Some(e) => {
-                *((ptr2 + 0) as *mut u8) = (1i32) as u8;
-                let vec3 = (e.into_bytes()).into_boxed_slice();
-                let ptr3 = vec3.as_ptr() as i32;
-                let len3 = vec3.len() as i32;
-                ::core::mem::forget(vec3);
-                *((ptr2 + 8) as *mut i32) = len3;
-                *((ptr2 + 4) as *mut i32) = ptr3;
-              },
-              None => {
-                {
-                  *((ptr2 + 0) as *mut u8) = (0i32) as u8;
-                }
-              },
-            };ptr2
-          }
-          
-          const _: () = {
-            #[doc(hidden)]
-            #[export_name = "cabi_post_golem:component/api#gettree"]
-            #[allow(non_snake_case)]
-            unsafe extern "C" fn __post_return_gettree(arg0: i32,) {
-              let l0 = i32::from(*((arg0 + 0) as *const u8));
-              match l0 {
-                0 => (),
-                _ => {
-                  let l1 = *((arg0 + 4) as *const i32);
-                  let l2 = *((arg0 + 8) as *const i32);
-                  wit_bindgen::rt::dealloc(l1, (l2) as usize, 1);
-                },
-              }
-            }
-          };
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#delete"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_delete(arg0: i32,arg1: i32,) {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            let len0 = arg1 as usize;
-            let bytes0 = Vec::from_raw_parts(arg0 as *mut _, len0, len0);
-            <_GuestImpl as Guest>::delete(wit_bindgen::rt::string_lift(bytes0));
-          }
-        };
-        const _: () = {
-          
-          #[doc(hidden)]
-          #[export_name = "golem:component/api#drop"]
-          #[allow(non_snake_case)]
-          unsafe extern "C" fn __export_drop() {
-            #[allow(unused_imports)]
-            use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-            
-            // Before executing any other code, use this function to run all static
-            // constructors, if they have not yet been run. This is a hack required
-            // to work around wasi-libc ctors calling import functions to initialize
-            // the environment.
-            //
-            // This functionality will be removed once rust 1.69.0 is stable, at which
-            // point wasi-libc will no longer have this behavior.
-            //
-            // See
-            // https://github.com/bytecodealliance/preview2-prototyping/issues/99
-            // for more details.
-            #[cfg(target_arch="wasm32")]
-            wit_bindgen::rt::run_ctors_once();
-            
-            <_GuestImpl as Guest>::drop();
-          }
-        };
-        use super::super::super::super::super::Component as _GuestImpl;
-        pub trait Guest {
-          fn add(path: wit_bindgen::rt::string::String,value: wit_bindgen::rt::string::String,);
-          fn get(path: wit_bindgen::rt::string::String,) -> Option<wit_bindgen::rt::string::String>;
-          fn listpaths() -> wit_bindgen::rt::vec::Vec::<wit_bindgen::rt::string::String>;
-          fn addtree(path: wit_bindgen::rt::string::String,json: wit_bindgen::rt::string::String,) -> Result<(),wit_bindgen::rt::string::String>;
-          /// fetch an entire subtree rooted at path
-          fn gettree(path: wit_bindgen::rt::string::String,) -> Option<wit_bindgen::rt::string::String>;
-          fn delete(path: wit_bindgen::rt::string::String,);
-          fn drop();
-        }
-        
-        #[allow(unused_imports)]
-        use wit_bindgen::rt::{alloc, vec::Vec, string::String};
-        
-        #[repr(align(4))]
-        struct _RetArea([u8; 12]);
-        static mut _RET_AREA: _RetArea = _RetArea([0; 12]);
-        
-      }
-      
-    }
-  }
-}
-
-#[cfg(target_arch = "wasm32")]
-#[link_section = "component-type:slkvs"]
-#[doc(hidden)]
-pub static __WIT_BINDGEN_COMPONENT_TYPE: [u8; 741] = [3, 0, 5, 115, 108, 107, 118, 115, 0, 97, 115, 109, 13, 0, 1, 0, 7, 182, 1, 1, 65, 2, 1, 66, 16, 1, 64, 2, 4, 112, 97, 116, 104, 115, 5, 118, 97, 108, 117, 101, 115, 1, 0, 4, 0, 3, 97, 100, 100, 1, 0, 1, 107, 115, 1, 64, 1, 4, 112, 97, 116, 104, 115, 0, 1, 4, 0, 3, 103, 101, 116, 1, 2, 1, 112, 115, 1, 64, 0, 0, 3, 4, 0, 9, 108, 105, 115, 116, 112, 97, 116, 104, 115, 1, 4, 1, 106, 0, 1, 115, 1, 64, 2, 4, 112, 97, 116, 104, 115, 4, 106, 115, 111, 110, 115, 0, 5, 4, 0, 7, 97, 100, 100, 116, 114, 101, 101, 1, 6, 4, 0, 7, 103, 101, 116, 116, 114, 101, 101, 1, 2, 1, 64, 1, 4, 112, 97, 116, 104, 115, 1, 0, 4, 0, 6, 100, 101, 108, 101, 116, 101, 1, 7, 1, 64, 0, 1, 0, 4, 0, 4, 100, 114, 111, 112, 1, 8, 4, 1, 19, 103, 111, 108, 101, 109, 58, 99, 111, 109, 112, 111, 110, 101, 110, 116, 47, 97, 112, 105, 5, 0, 11, 9, 1, 0, 3, 97, 112, 105, 3, 0, 0, 7, 211, 1, 1, 65, 2, 1, 65, 2, 1, 66, 16, 1, 64, 2, 4, 112, 97, 116, 104, 115, 5, 118, 97, 108, 117, 101, 115, 1, 0, 4, 0, 3, 97, 100, 100, 1, 0, 1, 107, 115, 1, 64, 1, 4, 112, 97, 116, 104, 115, 0, 1, 4, 0, 3, 103, 101, 116, 1, 2, 1, 112, 115, 1, 64, 0, 0, 3, 4, 0, 9, 108, 105, 115, 116, 112, 97, 116, 104, 115, 1, 4, 1, 106, 0, 1, 115, 1, 64, 2, 4, 112, 97, 116, 104, 115, 4, 106, 115, 111, 110, 115, 0, 5, 4, 0, 7, 97, 100, 100, 116, 114, 101, 101, 1, 6, 4, 0, 7, 103, 101, 116, 116, 114, 101, 101, 1, 2, 1, 64, 1, 4, 112, 97, 116, 104, 115, 1, 0, 4, 0, 6, 100, 101, 108, 101, 116, 101, 1, 7, 1, 64, 0, 1, 0, 4, 0, 4, 100, 114, 111, 112, 1, 8, 4, 1, 19, 103, 111, 108, 101, 109, 58, 99, 111, 109, 112, 111, 110, 101, 110, 116, 47, 97, 112, 105, 5, 0, 4, 1, 21, 103, 111, 108, 101, 109, 58, 99, 111, 109, 112, 111, 110, 101, 110, 116, 47, 115, 108, 107, 118, 115, 4, 0, 11, 11, 1, 0, 5, 115, 108, 107, 118, 115, 3, 2, 0, 0, 227, 1, 12, 112, 97, 99, 107, 97, 103, 101, 45, 100, 111, 99, 115, 0, 123, 34, 105, 110, 116, 101, 114, 102, 97, 99, 101, 115, 34, 58, 123, 34, 97, 112, 105, 34, 58, 123, 34, 100, 111, 99, 115, 34, 58, 34, 70, 111, 114, 32, 109, 111, 114, 101, 32, 100, 101, 116, 97, 105, 108, 115, 32, 97, 98, 111, 117, 116, 32, 116, 104, 101, 32, 87, 73, 84, 32, 115, 121, 110, 116, 97, 120, 44, 32, 115, 101, 101, 92, 110, 104, 116, 116, 112, 115, 58, 47, 47, 103, 105, 116, 104, 117, 98, 46, 99, 111, 109, 47, 87, 101, 98, 65, 115, 115, 101, 109, 98, 108, 121, 47, 99, 111, 109, 112, 111, 110, 101, 110, 116, 45, 109, 111, 100, 101, 108, 47, 98, 108, 111, 98, 47, 109, 97, 105, 110, 47, 100, 101, 115, 105, 103, 110, 47, 109, 118, 112, 47, 87, 73, 84, 46, 109, 100, 34, 44, 34, 102, 117, 110, 99, 115, 34, 58, 123, 34, 103, 101, 116, 116, 114, 101, 101, 34, 58, 34, 102, 101, 116, 99, 104, 32, 97, 110, 32, 101, 110, 116, 105, 114, 101, 32, 115, 117, 98, 116, 114, 101, 101, 32, 114, 111, 111, 116, 101, 100, 32, 97, 116, 32, 112, 97, 116, 104, 34, 125, 125, 125, 125, 0, 70, 9, 112, 114, 111, 100, 117, 99, 101, 114, 115, 1, 12, 112, 114, 111, 99, 101, 115, 115, 101, 100, 45, 98, 121, 2, 13, 119, 105, 116, 45, 99, 111, 109, 112, 111, 110, 101, 110, 116, 6, 48, 46, 49, 56, 46, 50, 16, 119, 105, 116, 45, 98, 105, 110, 100, 103, 101, 110, 45, 114, 117, 115, 116, 6, 48, 46, 49, 54, 46, 48];
-
-#[inline(never)]
-#[doc(hidden)]
-#[cfg(target_arch = "wasm32")]
-pub fn __link_section() {}
diff --git a/src/lib.rs b/src/lib.rs
index 1a2ed0b..52317b0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,4 @@
+// Yes, nightly
 #![feature(trait_alias)]
 #![feature(btree_cursors)]
 #![feature(iter_intersperse)]
diff --git a/src/tree.rs b/src/tree.rs
index 6ee68dc..19b7920 100644
--- a/src/tree.rs
+++ b/src/tree.rs
@@ -159,26 +159,19 @@ where T : LeafStorage, // because we want storage
 //   }
 // }
 
-impl From<Leaf<String>> for serde_json::Value {
-  fn from(leaf: Leaf<String>) -> Self {
-    use serde_json::Value;
-
-    match leaf {
-      Leaf::String(v) => Value::String(v),
-      Leaf::Number(v) => Value::Number(v.parse().unwrap()),
-      Leaf::Boolean(v) => Value::Bool(v),
-      Leaf::Null => Value::Null,
-    }
-  }
-}
-
 impl From<&Leaf<String>> for serde_json::Value {
   fn from(leaf: &Leaf<String>) -> Self {
     use serde_json::Value;
 
     match leaf {
       Leaf::String(v) => Value::String(v.clone()),
+
+      // If this parse fails we should've chosen arbitrary precision at compile
+      // time. So not much we can do about that here, short of not using
+      // serde_json::Value as the enum. Which is not worthwhile at this point,
+      // in this codebase.
       Leaf::Number(v) => Value::Number(v.parse().unwrap()),
+
       Leaf::Boolean(v) => Value::Bool(*v),
       Leaf::Null => Value::Null,
     }
@@ -195,7 +188,6 @@ where
   }
 }
 
-// type PathMap<K,V> = std::collections::HashMap<K, V>;
 type PathMap<K, V> = std::collections::BTreeMap<K, V>;
 pub struct LeafPaths(pub PathMap<SchemaPath,Leaf<String>>);
 
@@ -666,7 +658,7 @@ mod t {
     let json = leaf_paths.gettree("root/things/1".into()).unwrap();
     assert_eq!(json, r#"{"root":{"things":[{"name":"two"}]}}"#);
 
-    let json = leaf_paths.gettree("does/not/exist/5/really".into()).unwrap();
-    assert_eq!(json, "null");
+    let json = leaf_paths.gettree("does/not/exist/5/really".into());
+    assert!(json.is_none());
   }
 }
diff --git a/wit/slkvs.wit b/wit/slkvs.wit
index 3b3fb45..c63664e 100644
--- a/wit/slkvs.wit
+++ b/wit/slkvs.wit
@@ -3,6 +3,8 @@ package golem:component;
 // For more details about the WIT syntax, see
 // https://github.com/WebAssembly/component-model/blob/main/design/mvp/WIT.md
 
+// naming is a little odd, because these map directly in cli commands,
+// and there, it's a PITA to type unnecessary - and _
 interface api {
   add: func(path: string, value: string);
   get: func(path: string) -> option<string>;