bump.sh

#!/usr/bin/env sh

set -e

if [ ! -f build.info ]; then
	cat <<EOF > build.info
Build: 0
Version Major: 1
Version Minor: 0
Version Patch: 0
# Optional: a custom beta name (will override MAJOR.MINOR.PATCH)
# Beta Name: ...-beta
EOF
fi

MAJOR=$(grep "^Version Major:" build.info | awk '{print $3}')
MINOR=$(grep "^Version Minor:" build.info | awk '{print $3}')
PATCH=$(grep "^Version Patch:" build.info | awk '{print $3}')
BUILD_NUM=$(grep "^Build:"   build.info | awk '{print $2}')
BETA_NAME=$(grep -E "^Beta Name:" build.info || true)
if [ -n "$BETA_NAME" ]; then
	BETA_NAME="${BETA_NAME#*: }"
fi

NEW_BUILD=$((BUILD_NUM + 1))
if sed --version >/dev/null 2>&1; then
	sed -i "s/^Build: .*/Build: ${NEW_BUILD}/" build.info
else
	i '' "s/^Build: .*/Build: ${NEW_BUILD}/" build.info
fi

SEMVER="${MAJOR}.${MINOR}.${PATCH}"
if [ -n "$BETA_NAME" ]; then
	VERSION="${BETA_NAME}"
else
	VERSION="${SEMVER}"
fi
MINOR_PAD=$(printf "%02d" "${MINOR}")
PATCH_PAD=$(printf "%02d" "${PATCH}")
BUILD_PAD=$(printf "%04d" "${NEW_BUILD}")
VERSION_CODE="${MAJOR}${MINOR_PAD}${PATCH_PAD}${BUILD_PAD}"

if sed --version >/dev/null 2>&1; then
	SED_INPLACE="sed -i"
else
	SED_INPLACE="sed -i ''"
fi

$SED_INPLACE "s/^\(\s*\"version\"\s*:\s*\"\)[^\"]*\(\".*\)$/\1${VERSION}\2/" package.json
$SED_INPLACE "s/^\(\s*\"versionCode\"\s*:\s*\"\)[^\"]*\(\".*\)$/\1${VERSION_CODE}\2/" package.json
$SED_INPLACE "s/\*\*[^*]\+\*\*/**${VERSION}**/" README.md

echo "${VERSION}" > VERSION

echo "✅ Version bumped to ${VERSION} (code ${VERSION_CODE})"