experiment with dockerfile

Dockerfile

@@ -0,0 +1,24 @@
+FROM golang:1.18-alpine
+
+RUN apk add --no-cache git
+
+# Set the Current Working Directory inside the container
+WORKDIR /app/geosmart
+
+# We want to populate the module cache based on the go.{mod,sum} files.
+COPY go.mod .
+COPY go.sum .
+
+RUN go mod download
+
+COPY . .
+
+# Build the Go app
+RUN go build -o ./build/geosmart .
+
+
+# This container exposes port 8080 to the outside world
+EXPOSE 8080
+
+# Run the binary program produced by `go install`
+CMD ["./build/geosmart"]

system/constants.go

@@ -4,7 +4,7 @@ import "fmt"
 
 const (
 	// Tile 38
-	Tile38Address = "127.0.0.1"
+	Tile38Address = "tile38_database"
 	Tile38Port    = "9851"
 	// Server Port
 	ServerPort = "8080"