refactor: use bin instead of build directory

Dockerfile

@@ -18,7 +18,7 @@ RUN go mod download
 COPY . .
 
 # Build the application
-RUN go build -ldflags "-s -w" -o /bin/app .
+RUN go build -ldflags "-s -w" -o bin/app .
 
 FROM scratch
 
@@ -35,7 +35,7 @@ WORKDIR /
 
 # Copy binary from build to main folder
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
-COPY --from=builder /bin/app app
+COPY --from=builder /source/bin/app app
 
 # Copy some application assets
 #COPY --from=builder /source/deploy/docker/environment.sh ./deploy/docker/environment.sh