Change Details

1. build `ecash-lib-wasm` 2. build `chronik-client`: `npm run build:lib` 3. build `ecash-lib`: `npm run build` 4. test `chronik-client`: `npm run integration-tests`

1. build `ecash-lib-wasm` 2. build `chronik-client`: `npm run build:lib` 3. build `ecash-lib`: `npm run build` 4. test `chronik-client`: `BUILD_DIR=../../build npm run integration-tests`

1. build `ecash-lib-wasm` 2. build `chronik-client`: `npm run build:lib` 3. build `ecash-lib`: `npm run build` 4. test `chronik-client`: `BUILD_DIR=../../build npm run integration-tests`