Dockerfile.lambda

# Stage 1: Build the Go application
FROM golang:1.25 AS builder

# Set the destination for the application
WORKDIR /go/src/app

# Copy the Go Modules manifests first and download dependencies
COPY go.mod go.sum ./
RUN go mod download

# Copy the rest of the application's source code
COPY . .

# Set build arguments and environment variables
ARG commit_hash
ENV commit_hash $commit_hash

# Build the application
RUN go build -tags lambda.norpc -o main cmd/lambda/main.go

# Stage 2: Create the final image
FROM public.ecr.aws/lambda/provided:al2023

# Copy the built binary from the builder stage
COPY --from=builder /go/src/app/main /main

# Copy secrets if necessary
COPY secrets.json /go/src/app/secrets.json

# Copy templates directory for email templates
COPY --from=builder /go/src/app/templates /go/src/app/templates

# Set the entrypoint
ENTRYPOINT [ "/main" ]