docker go 1.15

Signed-off-by: Amelia Aronsohn <squirrel@wearing.black>

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.14 AS builder
+FROM golang:1.15 AS builder
 
 ENV GOFLAGS="-mod=vendor"
 

Makefile

@@ -20,7 +20,7 @@ build: data
 run: docker-run
 	 docker run -p 8080:3200 --name Make-Dawn $(IMAGE)
 
-push:
+push: build
 	docker push $(IMAGE)
 
 local-build: $(BIN)