diff --git a/README.md b/README.md
index 82e37ac..720dcdb 100644
--- a/README.md
+++ b/README.md
@@ -84,8 +84,13 @@ after pressing the ok button, restart the sphinx key, and wait for a MQTT connec
 
 ### espflash notes
 
-espflash save-image esp32-c3 target/riscv32imc-esp-espidf/debug/sphinx-key ./asdf-blah
+espflash save-image esp32-c3 target/riscv32imc-esp-espidf/debug/sphinx-key ./test-flash
 
 espflash save-image esp32-c3 target/riscv32imc-esp-espidf/release/sphinx-key ./test-flash
 
-espflash board-info
\ No newline at end of file
+espflash board-info
+
+espflash target/riscv32imc-esp-espidf/debug/tiny
+espmonitor /dev/tty.usbserial-1420
+
+espflash save-image esp32-c3 target/riscv32imc-esp-espidf/debug/tiny ./test-flash
diff --git a/signer/src/lib.rs b/signer/src/lib.rs
index 40adba9..7d36d50 100644
--- a/signer/src/lib.rs
+++ b/signer/src/lib.rs
@@ -1,13 +1,13 @@
-use lightning_signer::persist::{DummyPersister, Persist};
-use lightning_signer::Arc;
+pub use lightning_signer::persist::{DummyPersister, Persist};
+pub use lightning_signer::Arc as SignerArc;
 use sphinx_key_parser::MsgDriver;
-use vls_protocol::msgs::{self, read_serial_request_header, write_serial_response_header, Message};
-use vls_protocol::serde_bolt::WireString;
+use vls_protocol::msgs::{read_serial_request_header, write_serial_response_header, Message};
 use vls_protocol_signer::lightning_signer;
 use vls_protocol_signer::vls_protocol;
-
-pub use vls_protocol::model::PubKey;
+pub use vls_protocol::{msgs, model::{PubKey, Secret}};
 pub use vls_protocol_signer::handler::{Handler, RootHandler};
+pub use vls_protocol::serde_bolt::WireString;
+pub use sphinx_key_parser as parser;
 
 pub struct InitResponse {
     pub root_handler: RootHandler,
@@ -15,7 +15,7 @@ pub struct InitResponse {
 }
 
 pub fn init(bytes: Vec<u8>) -> anyhow::Result<InitResponse> {
-    let persister: Arc<dyn Persist> = Arc::new(DummyPersister);
+    let persister: SignerArc<dyn Persist> = SignerArc::new(DummyPersister);
     let mut md = MsgDriver::new(bytes);
     let (sequence, dbid) = read_serial_request_header(&mut md).expect("read init header");
     assert_eq!(dbid, 0);
diff --git a/sphinx-key/Cargo.toml b/sphinx-key/Cargo.toml
index 181cdf6..567a5b3 100644
--- a/sphinx-key/Cargo.toml
+++ b/sphinx-key/Cargo.toml
@@ -39,3 +39,7 @@ anyhow = "1"
 [[bin]]
 name = "clear"
 path = "src/clear.rs"
+
+[[bin]]
+name = "tiny"
+path = "src/tiny.rs"
\ No newline at end of file
diff --git a/sphinx-key/src/tiny.rs b/sphinx-key/src/tiny.rs
new file mode 100644
index 0000000..0f01e33
--- /dev/null
+++ b/sphinx-key/src/tiny.rs
@@ -0,0 +1,12 @@
+#![feature(once_cell)]
+
+use sphinx_key_signer::{self, DummyPersister, Persist, RootHandler, SignerArc};
+
+fn main() -> anyhow::Result<()> {
+    esp_idf_sys::link_patches();
+
+    let persister: SignerArc<dyn Persist> = SignerArc::new(DummyPersister);
+    let rh = RootHandler::new(0, Some([0; 32]), persister, Vec::new());
+
+    Ok(())
+}