feat: add paykit module

- Add paykit module and core functions
- Add docs & tests as needed
- Bump version to 0.1.32
- Update bindings

Author: coreyphillips

Cargo.lock

@@ -1,8 +1,12 @@
 [package]
 name = "bitkitcore"
-version = "0.1.31"
+version = "0.1.32"
 edition = "2021"
 
+[features]
+default = ["pubky"]
+pubky = ["dep:pubky", "paykit-lib/pubky"]
+
 [lib]
 crate-type = ["cdylib", "staticlib", "rlib"]
 name = "bitkitcore"
@@ -34,6 +38,10 @@ bitcoin-address-generator = "0.2.0"
 uuid = { version = "1.16.0", features = ["v4"] }
 hex = "0.4.3"
 bip39 = "2.0"
+paykit-lib = { git = "https://github.com/pubky/paykit-rs", features = ["pubky"] }
+pubky = { version = "0.6.0-rc.6", optional = true }
+base64 = "0.22.1"
+urlencoding = "2.1.3"
 
 [dev-dependencies]
 tokio = { version = "1.40.0", features = ["full"] }
@@ -43,18 +51,3 @@ test-case = "3.3.1"
 tempfile = "3.2"
 serial_test = "3.2.0"
 rust_decimal = "1.30"
-
-[target.armv7-linux-androideabi]
-rustflags = [
-    "-C", "link-arg=-Wl,--allow-multiple-definition",
-]
-
-[target.aarch64-linux-android]
-rustflags = [
-    "-C", "link-arg=-Wl,--allow-multiple-definition",
-]
-
-
-[[bin]]
-name = "example"
-path = "example/main.rs"

Cargo.toml

@@ -3,8 +3,8 @@
 
 import PackageDescription
 
-let tag = "v0.1.31"
-let checksum = "919d015a27448207dc26e54a07c846355ae7d78bfc970914940d7d5cc101811f"
+let tag = "v0.1.32"
+let checksum = "4451c33768d8f71519060b3212b6c2b75980a8d2c8d3593ad0fdccab597df648"
 let url = "https://github.com/synonymdev/bitkit-core/releases/download/\(tag)/BitkitCore.xcframework.zip"
 
 let package = Package(

Package.swift

@@ -30,6 +30,12 @@
   - Derive addresses for specified paths
   - Retrieve account information
   - Handle responses from Trezor devices
+- Paykit Module
+  - Integration with Pubky homeservers for payment endpoint management
+  - Import authenticated sessions from Pubky Ring via deeplinks
+  - Publish payment endpoints (Bitcoin addresses, Lightning invoices)
+  - Retrieve payment endpoints from other Pubky users
+  - Session lifecycle management and authentication
 
 ## Available Modules: Methods
 - Scanner
@@ -436,6 +442,61 @@
         common: Option<CommonParams>,
     ) -> Result<DeepLinkResult, TrezorConnectError>
     ```
+- Paykit:
+  - [create_pubky_ring_session_request](src/modules/paykit/README.md#api-reference): Generate a URL to request a session from Pubky Ring
+    ```rust
+    fn create_pubky_ring_session_request(
+        callback_url: String,
+        additional_params: Option<HashMap<String, String>>
+    ) -> Result<String, PaykitError>
+    ```
+  - [parse_paykit_deeplink](src/modules/paykit/README.md#api-reference): Parse a deeplink URL containing a session token
+    ```rust
+    fn parse_paykit_deeplink(url: String) -> Result<PaykitDeeplink, PaykitError>
+    ```
+  - [create_transport_from_session_token](src/modules/paykit/README.md#api-reference): Create an authenticated session from a token
+    ```rust
+    async fn create_transport_from_session_token(
+        token: SessionToken
+    ) -> Result<PubkyAuthenticatedTransport, PaykitError>
+    ```
+  - [set_payment_endpoint](src/modules/paykit/README.md#api-reference): Store a payment endpoint on the user's homeserver
+    ```rust
+    async fn set_payment_endpoint(
+        client: &PubkyAuthenticatedTransport,
+        method: MethodId,
+        data: EndpointData
+    ) -> Result<(), PaykitError>
+    ```
+  - [remove_payment_endpoint](src/modules/paykit/README.md#api-reference): Remove a payment endpoint from the user's homeserver
+    ```rust
+    async fn remove_payment_endpoint(
+        client: &PubkyAuthenticatedTransport,
+        method: MethodId
+    ) -> Result<(), PaykitError>
+    ```
+  - [get_payment_list](src/modules/paykit/README.md#api-reference): Retrieve all payment methods for a given user
+    ```rust
+    async fn get_payment_list(
+        reader: &PubkyUnauthenticatedTransport,
+        payee: &PublicKey
+    ) -> Result<SupportedPayments, PaykitError>
+    ```
+  - [get_payment_endpoint](src/modules/paykit/README.md#api-reference): Retrieve a specific payment endpoint
+    ```rust
+    async fn get_payment_endpoint(
+        reader: &PubkyUnauthenticatedTransport,
+        payee: &PublicKey,
+        method: &MethodId
+    ) -> Result<Option<EndpointData>, PaykitError>
+    ```
+  - [get_known_contacts](src/modules/paykit/README.md#api-reference): Get contacts list for a given user
+    ```rust
+    async fn get_known_contacts(
+        reader: &PubkyUnauthenticatedTransport,
+        key: &PublicKey
+    ) -> Result<Vec<PublicKey>, PaykitError>
+    ```
 
 ## Building the Bindings
 

README.md

@@ -3,4 +3,4 @@ android.useAndroidX=true
 android.enableJetifier=true
 kotlin.code.style=official
 group=com.synonym
-version=0.1.31
+version=0.1.32