feat(wallet-integration): server and API (#362)

* feat(wallet-integration): implement server and API

* feat(wallet-integration): add a few tests to server. Needs more

* refactor(wallet-integration): just use call_data, remove data types

* feat(wallet-integration): add frontend type for flexible serving

* feat(wallet-integration): StateHandler in WalletIntegrationManager. Add terminate method

* refactor(wallet-integration): move to module with pop-cli crate

* feat(wallet-integration): server-side error handling, update port to 9090

* refactor(wallet-integration): restructure server for easier use in thread

* fix(wallet-integration): remove invalid fn `finish`

* docs(wallet-integration): inline comments

* test(wallet-integration): unit tests for wallet-integration server. Add new frontend type

* feat(wallet-integration): two new routes: error and terminate

* refactor(wallet-integration): consistent comments, remove unnecessary code in tests

* feat: add TransactionData::new

* refactor(wallet-integration: shutdown channel error handling, terminate helper, take_error and TranscationData::new tests

* chore: clippy warning

Cargo.toml

@@ -71,3 +71,7 @@ console = "0.15"
 os_info = { version = "3", default-features = false }
 strum = "0.26"
 strum_macros = "0.26"
+
+# wallet-integration
+axum = "0.7.9"
+tower-http = "0.6.2"

crates/pop-cli/Cargo.toml

@@ -18,6 +18,7 @@ duct.workspace = true
 env_logger.workspace = true
 os_info.workspace = true
 reqwest.workspace = true
+serde = { workspace = true, version = "1.0", features = ["derive"] }
 serde_json.workspace = true
 tempfile.workspace = true
 tokio.workspace = true
@@ -46,6 +47,10 @@ pop-telemetry = { path = "../pop-telemetry", version = "0.5.0", optional = true
 # common
 pop-common = { path = "../pop-common", version = "0.5.0" }
 
+# wallet-integration
+axum.workspace = true
+tower-http = { workspace = true, features = ["fs"] }
+
 [dev-dependencies]
 assert_cmd.workspace = true
 predicates.workspace = true

crates/pop-cli/src/main.rs

@@ -19,6 +19,7 @@ mod cli;
 mod commands;
 mod common;
 mod style;
+mod wallet_integration;
 
 #[tokio::main]
 async fn main() -> Result<()> {