Dockerfile

## Build
# CACHE_BUST: v15.55.2-alpha.2
FROM golang:1.24-alpine3.23 AS builder

WORKDIR /app

COPY go.mod ./
COPY go.sum ./

RUN go mod download

COPY *.go ./
COPY internal/ ./internal/
COPY pkg/ ./pkg/

RUN go build -o /action

## Deploy
FROM golang:1.24-alpine3.23

# Enable Go toolchain automatic upgrades to prevent Go version errors in
# customer generations (GOTOOLCHAIN=local default in golang images)
ENV GOTOOLCHAIN=auto

RUN apk update

### Install common tools
RUN apk add --update --no-cache bash curl git wget

### Install Node / NPM
RUN apk add --update --no-cache nodejs npm

### Install Python
RUN apk add --update --no-cache python3 py3-pip python3-dev pipx

### Install Java
RUN apk add --update --no-cache openjdk11 gradle

### Install Ruby
#### gcompat is required on Alpine linux to support gcc ruby packages like sorbet
#### yaml-dev is required on Alpine Linux to support psych gem compilation for irb/rdoc
RUN apk add --update --no-cache build-base ruby ruby-bundler ruby-dev gcompat yaml-dev

### Install .NET
ENV DOTNET_ROOT=/usr/lib/dotnet
RUN apk add --update --no-cache dotnet8-sdk dotnet10-sdk
RUN curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin -Channel 6.0 -InstallDir ${DOTNET_ROOT}
RUN dotnet --list-sdks

### Install PHP and Composer
#### Source: https://github.com/geshan/docker-php-composer-alpine/blob/master/Dockerfile
RUN apk --update --no-cache add \
	php83 \
	php83-ctype \
	php83-dom \
	php83-json \
	php83-mbstring \
	php83-phar \
	php83-tokenizer \
	php83-xml \
	php83-xmlwriter \
	php83-curl \
	php83-openssl \
	php83-iconv \
	php83-session \
	php83-fileinfo

RUN ln -sf /usr/bin/php83 /usr/bin/php
RUN curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/bin --filename=composer
RUN mkdir -p /var/www
WORKDIR /var/www
COPY . /var/www
VOLUME /var/www
### END PHP

WORKDIR /

COPY --from=builder /action /action

ENTRYPOINT ["/action"]