let's try matrix build, unfortunately this needs drone 0.8 format :-/

.drone.yml

@@ -1,15 +1,10 @@
-kind: pipeline
-name: default
-type: docker
-
 workspace:
   base: /go
   path: src/github.com/nytimes/gizmo
 
-
-steps:
-  - name: tests
-    image: "golang:1.14"
+pipeline:
+  build:
+    image: golang:${TAG}
     pull: always
     environment:
       GO111MODULE: on
@@ -22,3 +17,12 @@ steps:
         - pull_request
         - push
 
+matrix:
+  TAG:
+    - 1.9
+    - 1.10
+    - 1.11
+    - 1.12
+    - 1.13
+    - 1.14
+    - latest

examples/go.mod

@@ -3,22 +3,22 @@ module github.com/NYTimes/gizmo/examples
 replace github.com/NYTimes/gizmo => ../
 
 require (
-	cloud.google.com/go v0.38.0
+	cloud.google.com/go v0.54.0
 	github.com/NYTimes/gizmo v1.2.1
 	github.com/NYTimes/gziphandler v1.1.0
 	github.com/NYTimes/logrotate v1.0.0
 	github.com/NYTimes/sqliface v0.0.0-20180310195202-f8e6c8b78d37
 	github.com/go-kit/kit v0.9.0
-	github.com/go-sql-driver/mysql v1.4.1
-	github.com/golang/protobuf v1.3.2
+	github.com/go-sql-driver/mysql v1.5.0
+	github.com/golang/protobuf v1.3.5
 	github.com/gorilla/context v1.1.1
 	github.com/gorilla/websocket v1.4.0
-	github.com/kelseyhightower/envconfig v1.3.0
-	github.com/pkg/errors v0.8.1
-	github.com/sirupsen/logrus v1.3.0
-	golang.org/x/net v0.0.0-20190628185345-da137c7871d7
-	google.golang.org/genproto v0.0.0-20190716160619-c506a9f90610
-	google.golang.org/grpc v1.22.0
+	github.com/kelseyhightower/envconfig v1.4.0
+	github.com/pkg/errors v0.9.1
+	github.com/sirupsen/logrus v1.4.2
+	golang.org/x/net v0.0.0-20200301022130-244492dfa37a
+	google.golang.org/genproto v0.0.0-20200312145019-da6875a35672
+	google.golang.org/grpc v1.28.0
 )
 
 go 1.13