build.sh

#!/bin/bash
# Add safety measures
set -e
set -o pipefail

# Check if all required environment variables are set
missing_vars=()
[ -z "$HF_TOKEN" ] && missing_vars+=("HF_TOKEN")
[ -z "$HF_SPACE_NAME" ] && missing_vars+=("HF_SPACE_NAME")
[ -z "$BUILD_COMMAND" ] && missing_vars+=("BUILD_COMMAND")
[ -z "$OUTPUT_PATH" ] && missing_vars+=("OUTPUT_PATH")

if [ ${#missing_vars[@]} -ne 0 ]; then
    echo "Missing required environment variables: ${missing_vars[*]}"
    exit 1
fi

# Download the space
# git clone --depth 1 https://:$HF_TOKEN@huggingface.co/spaces/$HF_SPACE_NAME space
huggingface-cli download $HF_SPACE_NAME --repo-type space --local-dir space --token $HF_TOKEN

# Change directory to the space's directory
cd space

# Determine which package manager to use
if [ -f "package.json" ]; then
    if [ -f "pnpm-lock.yaml" ]; then
        pnpm install
    elif [ -f "yarn.lock" ]; then
        yarn install
    else
        npm install
    fi
else
    echo "No package.json found. Assuming no package manager is needed."
fi

echo "Running the build command: $BUILD_COMMAND"

# Run the build command
eval $BUILD_COMMAND

echo "Build completed successfully, uploading the build output..."

# Those commands use the HF_TOKEN in the environment
hfjs branch create $HF_SPACE_NAME refs/tmp/build --repo-type space --empty --force
hfjs upload $HF_SPACE_NAME $OUTPUT_PATH $OUTPUT_PATH --repo-type space --revision refs/tmp/build
hfjs branch create $HF_SPACE_NAME refs/convert/build --repo-type space --revision refs/tmp/build --force
hfjs branch delete $HF_SPACE_NAME refs/tmp/build --repo-type space

echo "Build and upload completed successfully."