Added wasm testing to CI

.drone.yml

@@ -185,4 +185,35 @@ steps:
       - apk update
       - apk add --no-cache git
       - go test -tags purego -p 1 -failfast -timeout 20m -cover -gcflags=-d=checkptr -v .
+---
+kind: pipeline
+type: docker
+name: go-wasm-purego
+platform:
+  os: linux
+  arch: arm64
+
+environment:
+  GOPROXY: direct
+  GOARCH: wasm
+  GOOS: wasip1
+  GOTRACEBACK: 2
+  GOEXPERIMENT: "cgocheck2,newinliner"
+  CGO_ENABLED: "0"
+  WASMTIME_HOME: "/drone/src/.wasmtime"
+
+workspace:
+  path: /drone/src
+
+steps:
+  - name: test
+    image: golang:1.22-alpine3.19
+    commands:
+      - apk update
+      - apk add --no-cache git curl bash
+      - curl https://wasmtime.dev/install.sh -sSf | bash -s -- --version v19.0.2 || true
+      - go env GOROOT
+      - ls -lah /drone/src/.wasmtime/bin/wasmtime
+      - /drone/src/.wasmtime/bin/wasmtime --help
+      - PATH=$PATH:/drone/src/.wasmtime/bin:$(go env GOROOT)/misc/wasm go test -tags purego -p 1 -failfast -timeout 20m -cover -gcflags=-d=checkptr -v .
 ...