Add end-to-end test for process plugins

Author: kyleconroy

.github/workflows/ci.yml

@@ -36,6 +36,9 @@ jobs:
       with:
         go-version: '1.18'
 
+    - name: install ./...
+      run: go install ./...
+
     - name: test ./...
       run: go test --tags=examples ./...
       env:

Makefile

@@ -3,6 +3,9 @@
 build:
 	go build ./...
 
+install:
+	go install ./...
+
 test:
 	go test ./...