chore: update go version

.github/workflows/build.yaml

@@ -11,7 +11,7 @@ jobs:
     name: Unit Test
     strategy:
       matrix:
-        go-version: [1.18.x]
+        go-version: [1.21.x]
         platform: [ubuntu-latest]
     runs-on: ${{ matrix.platform }}
     steps:
@@ -78,4 +78,3 @@ jobs:
   #         TOKEN_DURATION_HOUR: ${{secrets.TOKEN_DURATION_HOUR}}
   #         MONGO_URI: ${{secrets.MONGO_URI}}
   #         MONGO_DATABASE: ticket-api
-

Dockerfile

@@ -1,12 +1,12 @@
-FROM golang:1.18-alpine AS builder
+FROM golang:1.21-alpine AS builder
 RUN mkdir /build
-ADD . /build/
+COPY . /build/
 WORKDIR /build
 RUN go build ./cmd/main.go
 
-FROM alpine
+FROM alpine:3
 RUN adduser -S -D -H -h /app appuser
 USER appuser
 COPY --from=builder /build/main /app/
 WORKDIR /app
-CMD ["./main"]
+CMD ["./main"]

go.mod

@@ -1,6 +1,6 @@
 module github.com/wellingtonlope/ticket-api
 
-go 1.18
+go 1.21
 
 require (
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible