Feat/wasm version (#12)

* WASM SDK port and CI updates

* Improve README readebility

* Local deps cleanup

* Cleanup stage files

* Port hodl to wasm

* Imrove wasm md

* Fix flaky test

* Sync with latest dev

* Add wasm artifacts jib

* Add hodl invoices

* Add nia asste wasm example

* Move rgb assets methods to rln level

* Split proxe to separate service

* Add wasm compose

* Extend tests

* Stabilyze wasm e2e flow

* Update submodule

* Fix warnings

* Fix kotlin e2e

* Channel persistence

* Implement wasm rust lightning

* Implement wasm rust-lightning

* Fix build

* Fix wasm build

* Fix wasm tests

* Revert core changes

Author: rmn-boiko

.github/workflows/test.yaml

@@ -24,6 +24,9 @@ jobs:
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           rustflags: ""
+          # Needed by the `wasm-without-vls` mode, which runs `cargo check --target
+          # wasm32-unknown-unknown` against the wasm-sdk crate.
+          target: wasm32-unknown-unknown
       - name: Run feature-matrix checks
         run: |
           set -euo pipefail
@@ -35,10 +38,13 @@ jobs:
             cargo test --features "uniffi,vls" --lib 'signer::in_process_transport::tests::' -- --test-threads=1
           elif [ "${{ matrix.mode }}" = "wasm-without-vls" ]; then
             # WASM SDK crate is tracked in a separate workspace/repo path in current layout.
-            # Keep this gate explicit and non-VLS by requiring no `vls` feature.
+            # It never pulls VLS, so this gate is inherently non-VLS.
             cargo check --no-default-features -p uniffi-bindgen --manifest-path bindings/uniffi-bindgen/Cargo.toml
             if [ -f bindings/wasm-sdk/Cargo.toml ]; then
-              cargo check --target wasm32-unknown-unknown --no-default-features --manifest-path bindings/wasm-sdk/Cargo.toml
+              # Build with default features: `real-wasm-rgb` is the crate's whole purpose and
+              # enables `lightning/rgb-wasm`. With `--no-default-features` the rust-lightning RGB
+              # backend code fails to compile, and the crate has no `vls` feature to exclude anyway.
+              cargo check --target wasm32-unknown-unknown --manifest-path bindings/wasm-sdk/Cargo.toml
             else
               echo "bindings/wasm-sdk/Cargo.toml not found; skipping direct wasm-sdk cargo check in this repository layout"
             fi

.github/workflows/wasm-artifacts.yaml

@@ -0,0 +1,37 @@
+name: WASM Artifacts
+
+on:
+  push:
+    branches: [ "master", "dev", "stage" ]
+  pull_request:
+    branches: [ "master", "dev", "stage" ]
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  wasm-sdk-package:
+    runs-on: ubuntu-latest
+    timeout-minutes: 45
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          rustflags: ""
+      - name: Add wasm32 target
+        run: rustup target add wasm32-unknown-unknown
+      - name: Install wasm-pack
+        run: cargo install wasm-pack --locked
+      - name: Build wasm-sdk package (web target)
+        run: |
+          cd bindings/wasm-sdk
+          wasm-pack build --target web --release --out-dir pkg
+      - name: Upload wasm-sdk pkg artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: rln-wasm-sdk-pkg
+          path: bindings/wasm-sdk/pkg
+          if-no-files-found: error

.gitignore

@@ -33,4 +33,15 @@
 /bindings/python/rgb_lightning_node.py
 /artifacts
 /bindings/python/build
+/bindings/wasm-sdk/target
 /sdkdata_py
+
+# Local E2E artifacts (generated by scripts/Playwright)
+.e2e-artifacts/
+.e2e-regular-rln-datadir/
+
+# JS / Playwright installs and outputs
+node_modules/
+e2e-specs/node_modules/
+test-results/
+e2e-specs/test-results/