Starter application files

Dockerfile.build-go

FROM golang:1.19 as build
WORKDIR /go/src/
COPY go.* .
RUN go mod download

COPY . .
# --mount flag allows for speedier builds of the binary
RUN --mount=type=cache,target=/root/.cache/go-build CGO_ENABLED=0 GOOS=linux go build -o app main.go

# Final image in the build process
FROM scratch
COPY --from=build /go/src/app /app

ENTRYPOINT ["/app"]

helper.sh

#!/bin/bash -e

COMMAND_LINE_OPTIONS_HELP="helper"

function help {
    echo "Usage: helper -h for help";
    echo "$COMMAND_LINE_OPTIONS_HELP"
}

function error {
    printf "Error: $1\n"

    if [ ! "$3" == "no" ] ; then
        printf "Printing help...\n\n"
        help
    fi

    exit $2
}

function select_action {
    LIST="Option #1
Option #2
"

    ACTION=$(echo -e "$LIST" | gum choose)

    case "$ACTION" in
        "New Day") action_new_function ;;
        \?) error "E_OPTERROR_UNKNOWNOPTION" 2 ;;
        *) error "E_OPTERROR_NOOPTION" 3 ;;
    esac
}

# Start of script execution

# Check if gum is installed and if not exit with details on how to install
if [ ! $(command -v gum) ] ; then
    error "Gum is not installed. Please refer to the documentation: https://github.com/charmbracelet/gum" 1 "no"
fi

while getopts ":h" flag ; do
    case "$flag" in
        h) help ;;
        \?) error "E_OPTERROR_UNKNOWNOPTION" 2 ;;
        *) error "E_OPTERROR_NOOPTION" 3 ;;
    esac
done

# Checks that a flag was provided and runs the script proper
if [ "$#" == 0 ]; then
   select_action
fi

Makefile

.DEFAULT_GOAL := helper
GIT_COMMIT ?= $(shell git rev-parse --short=12 HEAD || echo "NoGit")
BUILD_TIME ?= $(shell date -u '+%Y-%m-%d_%H:%M:%S')
TEXT_RED = \033[0;31m
TEXT_BLUE = \033[0;34;1m
TEXT_GREEN = \033[0;32;1m
TEXT_NOCOLOR = \033[0m

helper: # Adapted from: https://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
	@echo "Available targets..." # @ will not output shell command part to stdout that Makefiles normally do but will execute and display the output.
	@grep -hE '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

command:
	echo "Application run: $(OPTIONS)"

test: ## Builds and then runs tests against the application

prod: ## Runs the prod version of the application
	$(MAKE) command OPTIONS="-p 8080"

dev: ## Runs a dev version of the application
	$(MAKE) command

clean: ## Cleans up any old/unneeded items