Add dockerfile

Dockerfile

@@ -0,0 +1,29 @@
+FROM golang:1.20.3-alpine AS builder
+
+RUN apk add gcc
+RUN apk add musl-dev
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY *.go ./
+COPY backend ./backend
+COPY views ./views
+
+RUN go build -o main
+
+FROM alpine:3.17.3
+
+WORKDIR /app
+COPY --from=builder /app/main ./main
+COPY assets ./assets
+COPY templates ./templates
+
+RUN mkdir /var/lib/phoenix
+ENV PHOENIX_DB_PATH=/var/lib/phoenix/db.sqlite3
+
+EXPOSE 8080
+
+ENTRYPOINT ["/app/main"]

main.go

@@ -69,5 +69,5 @@ func main() {
 		views.DeleteLink(c, db)
 	})
 
-	r.Run()
+    r.Run(":8080")
 }