diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ba3586b..30f4dfb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,10 +1,11 @@
 include:
-  - local: /config/gitlab/ci-tools.yml
-  - local: /config/gitlab/ci-rules.yml
+  - local: /.gitlab/ci-tools.yml
+  - local: /.gitlab/ci-rules.yml
 
 stages:
   - status-pre
   - build
+  - image
   - publish
   - status-post
 
@@ -15,7 +16,7 @@ build-node:
     - .build-node
 
   script:
-    - make ci
+    - make ci-full
 
   artifacts:
     when: always
@@ -32,6 +33,49 @@ build-node:
       - out/cache
       - out/tmp
 
+build-image-alpine-branch:
+  extends:
+    - .build-docker
+  stage: image
+  except:
+    - tags
+  script:
+    - ./scripts/docker-build.sh --push --default
+  variables:
+    IMAGE_ARCH: alpine
+
+build-image-alpine-tag:
+  extends:
+    - .build-docker
+  stage: image
+  only:
+    - tags
+  script:
+    - ./scripts/docker-build.sh --push --default
+  variables:
+    IMAGE_ARCH: alpine
+
+build-image-stretch-branch:
+  stage: image
+  extends: [.build-docker]
+  except:
+    - tags
+  script:
+    - ./scripts/docker-build.sh --push
+  variables:
+    IMAGE_ARCH: stretch
+
+build-image-stretch-tag:
+  stage: image
+  extends:
+    - .build-docker
+  only:
+    - tags
+  script:
+    - ./scripts/docker-build.sh --push
+  variables:
+    IMAGE_ARCH: stretch
+
 # publish jobs
 publish-npm:
   stage: publish
@@ -95,9 +139,9 @@ sonar-success:
   script:
     - make node_modules
     - sonar-scanner
-        -Dsonar.projectKey=${CI_PROJECT_NAMESPACE}_${CI_PROJECT_NAME}
+        -Dsonar.projectKey=ssube_salty-dog
         -Dsonar.projectVersion=${CI_COMMIT_REF_SLUG}
-        -Dsonar.organization=${CI_PROJECT_NAMESPACE}-github
+        -Dsonar.organization=ssube-github
         -Dsonar.sources=src/,test/
         -Dsonar.host.url=https://sonarcloud.io
         -Dsonar.login=${SONAR_SECRET}
diff --git a/config/gitlab/ci-rules.yml b/.gitlab/ci-rules.yml
similarity index 100%
rename from config/gitlab/ci-rules.yml
rename to .gitlab/ci-rules.yml
diff --git a/config/gitlab/ci-tools.yml b/.gitlab/ci-tools.yml
similarity index 100%
rename from config/gitlab/ci-tools.yml
rename to .gitlab/ci-tools.yml
diff --git a/Makefile b/Makefile
index b09d624..97748e6 100755
--- a/Makefile
+++ b/Makefile
@@ -1,168 +1 @@
-# Git
-export GIT_BRANCH ?= $(shell git rev-parse --abbrev-ref HEAD)
-export GIT_COMMIT ?= $(shell git rev-parse HEAD)
-export GIT_OPTIONS ?=
-export GIT_REMOTES ?= $(shell git remote -v | awk '{ print $1; }' | sort | uniq)
-export GIT_TAG ?= $(shell git tag -l --points-at HEAD | head -1)
-
-# Paths
-# resolve the makefile's path and directory, from https://stackoverflow.com/a/18137056
-export MAKE_PATH		?= $(abspath $(lastword $(MAKEFILE_LIST)))
-export ROOT_PATH		?= $(dir $(MAKE_PATH))
-export CONFIG_PATH 	?= $(ROOT_PATH)/config
-export DOCS_PATH	  ?= $(ROOT_PATH)/docs
-export SCRIPT_PATH 	?= $(ROOT_PATH)/scripts
-export SOURCE_PATH 	?= $(ROOT_PATH)/src
-export TARGET_PATH	?= $(ROOT_PATH)/out
-export TARGET_LOG		?= $(TARGET_PATH)/make.log
-export TARGET_MAIN 	?= $(TARGET_PATH)/index.js
-export TEST_PATH		?= $(ROOT_PATH)/test
-export VENDOR_PATH	?= $(ROOT_PATH)/vendor
-
-# CI
-export CI_COMMIT_REF_SLUG ?= $(GIT_BRANCH)
-export CI_COMMIT_SHA ?= $(GIT_COMMIT)
-export CI_COMMIT_TAG ?= $(GIT_TAG)
-export CI_ENVIRONMENT_SLUG ?= local
-export CI_JOB_ID ?= 0
-export CI_PROJECT_PATH ?= $(shell ROOT_PATH=$(ROOT_PATH) ${SCRIPT_PATH}/ci-project-path.sh)
-export CI_RUNNER_DESCRIPTION ?= $(shell hostname)
-export CI_RUNNER_ID ?= $(shell hostname)
-export CI_RUNNER_VERSION ?= 0.0.0
-
-# Debug
-export DEBUG_BIND ?= 127.0.0.1
-export DEBUG_PORT ?= 9229
-
-# Versions
-export NODE_VERSION		:= $(shell node -v || echo "none")
-export RUNNER_VERSION  := $(CI_RUNNER_VERSION)
-
-
-# Node options
-NODE_BIN := $(ROOT_PATH)/node_modules/.bin
-NODE_CMD ?= $(shell env node)
-NODE_DEBUG ?= --inspect-brk=$(DEBUG_BIND):$(DEBUG_PORT) --nolazy
-NODE_INFO := $(shell node -v)
-
-# Tool options
-COVER_OPTS	?= --reporter=lcov --reporter=text-summary --reporter=html --report-dir="$(TARGET_PATH)/coverage" --exclude-after-remap
-MOCHA_OPTS  ?= --check-leaks --colors --sort --ui bdd
-RELEASE_OPTS ?= --commit-all
-
-.PHONY: all clean clean-deps clean-target configure help todo
-.PHONY: build build-bundle build-docs build-image test test-check test-cover test-watch
-.PHONY: yarn-install yarn-upgrade git-push git-stats license-check release release-dry upload-climate upload-codecov
-
-all: build test ## builds, bundles, and tests the application
-	@echo Success!
-
-clean: ## clean up everything added by the default target
-clean: clean-deps clean-target
-
-clean-deps: ## clean up the node_modules directory
-	rm -rf node_modules
-
-clean-target: ## clean up the target directory
-	rm -rf $(TARGET_PATH)
-
-configure: ## create the target directory and other files not in git
-	mkdir -p $(TARGET_PATH)
-
-node_modules: yarn-install
-
-# from https://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
-help: ## print this help
-	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort \
-		| sed 's/^.*\/\(.*\)/\1/' \
-		| awk 'BEGIN {FS = ":[^:]*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'
-
-todo:
-	@echo "Remaining tasks:"
-	@echo ""
-	@grep -i "todo" -r docs/ src/ test/ || true
-	@echo ""
-	@echo "Pending tests:"
-	@echo ""
-	@grep "[[:space:]]xit" -r test/ || true
-	@echo "Casts to any:"
-	@echo ""
-	@grep "as any" -r src/ test/ || true
-	@echo ""
-
-# Build targets
-build: ## builds, bundles, and tests the application
-build: build-bundle build-docs
-
-build-bundle: node_modules
-	$(NODE_BIN)/rollup --config $(CONFIG_PATH)/rollup.js
-	sed -i '1s;^;#! /usr/bin/env node\n\n;' $(TARGET_PATH)/index.js
-
-build-docs: ## generate html docs
-	$(NODE_BIN)/api-extractor run --config $(CONFIG_PATH)/api-extractor.json --local -v
-	$(NODE_BIN)/api-documenter markdown -i $(TARGET_PATH)/api -o $(DOCS_PATH)/api
-
-build-image: ## build a docker image
-	$(SCRIPT_PATH)/docker-build.sh --push
-
-test: ## run mocha unit tests
-test: test-cover
-
-test-check: ## run mocha unit tests with coverage reports
-	$(NODE_BIN)/c8 $(COVER_OPTS) \
-		$(NODE_BIN)/mocha $(MOCHA_OPTS) \
-		$(TARGET_PATH)/test.js
-
-test-cover: ## run mocha unit tests with coverage reports
-test-cover: test-check
-	sed -i $(TARGET_PATH)/coverage/lcov.info \
-		-e '/external ".*"$$/,/end_of_record/d' \
-		-e '/ sync$$/,/end_of_record/d' \
-		-e '/test sync/,/end_of_record/d' \
-		-e '/node_modules/,/end_of_record/d' \
-		-e '/bootstrap$$/,/end_of_record/d' \
-		-e '/universalModuleDefinition/,/end_of_record/d'
-	sed -n '/^SF/,$$p' -i $(TARGET_PATH)/coverage/lcov.info
-	sed '1s;^;TN:\n;' -i $(TARGET_PATH)/coverage/lcov.info
-
-test-watch:
-	$(NODE_BIN)/nyc $(COVER_OPTS) $(NODE_BIN)/mocha $(MOCHA_OPTS) --watch $(TARGET_PATH)/test-bundle.js
-
-yarn-install: ## install dependencies from package and lock file
-	yarn
-
-yarn-global: ## install bundle as a global tool
-	yarn global add file:$(ROOT_PATH)
-
-yarn-update: ## check yarn for outdated packages
-	yarn upgrade-interactive --latest
-
-# release targets
-git-push: ## push to both gitlab and github (this assumes you have both remotes set up)
-	git push $(GIT_OPTIONS) github $(GIT_BRANCH)
-	git push $(GIT_OPTIONS) gitlab $(GIT_BRANCH)
-
-# from https://gist.github.com/amitchhajer/4461043#gistcomment-2349917
-git-stats: ## print git contributor line counts (approx, for fun)
-	git ls-files | while read f; do git blame -w -M -C -C --line-porcelain "$$f" |\
-		grep -I '^author '; done | sort -f | uniq -ic | sort -n
-
-license-check: ## check license status
-	licensed cache
-	licensed status
-
-release: ## create a release
-	$(NODE_BIN)/standard-version --sign $(RELEASE_OPTS)
-	GIT_OPTIONS=--tags $(MAKE) git-push
-
-release-dry: ## test creating a release
-	$(NODE_BIN)/standard-version --sign $(RELEASE_OPTS) --dry-run
-
-upload-climate:
-	cc-test-reporter format-coverage -t lcov -o $(TARGET_PATH)/coverage/codeclimate.json -p $(ROOT_PATH) $(TARGET_PATH)/coverage/lcov.info
-	cc-test-reporter upload-coverage --debug -i $(TARGET_PATH)/coverage/codeclimate.json -r "$(shell echo "${CODECLIMATE_SECRET}" | base64 -d)"
-
-upload-codecov:
-	codecov --disable=gcov --file=$(TARGET_PATH)/coverage/lcov.info --token=$(shell echo "${CODECOV_SECRET}" | base64 -d)
-
 include $(shell find $(ROOT_PATH) -name '*.mk' | grep -v node_modules)
diff --git a/config/common.mk b/config/common.mk
new file mode 100644
index 0000000..c2177db
--- /dev/null
+++ b/config/common.mk
@@ -0,0 +1,92 @@
+SHELL := bash
+
+# Git
+export GIT_BRANCH ?= $(shell git rev-parse --abbrev-ref HEAD)
+export GIT_COMMIT ?= $(shell git rev-parse HEAD)
+export GIT_OPTIONS ?=
+export GIT_REMOTES ?= $(shell git remote -v | awk '{ print $1; }' | sort | uniq)
+export GIT_TAG ?= $(shell git tag -l --points-at HEAD | head -1)
+
+# Paths
+# resolve the makefile's path and directory, from https://stackoverflow.com/a/18137056
+export MAKE_PATH    ?= $(abspath $(firstword $(MAKEFILE_LIST)))
+export ROOT_PATH    ?= $(dir $(MAKE_PATH))
+export CONFIG_PATH  ?= $(ROOT_PATH)/config
+export DOCS_PATH    ?= $(ROOT_PATH)/docs
+export SCRIPT_PATH  ?= $(ROOT_PATH)/scripts
+export SOURCE_PATH  ?= $(ROOT_PATH)/src
+export TARGET_PATH  ?= $(ROOT_PATH)/out
+export TARGET_LOG   ?= $(TARGET_PATH)/make.log
+export TARGET_MAIN  ?= $(TARGET_PATH)/index.js
+export TEST_PATH    ?= $(ROOT_PATH)/test
+export VENDOR_PATH  ?= $(ROOT_PATH)/vendor
+
+# CI
+export CI_COMMIT_REF_SLUG ?= $(GIT_BRANCH)
+export CI_COMMIT_SHA ?= $(GIT_COMMIT)
+export CI_COMMIT_TAG ?= $(GIT_TAG)
+export CI_ENVIRONMENT_SLUG ?= local
+export CI_JOB_ID ?= 0
+export CI_PROJECT_PATH ?= $(shell ROOT_PATH=$(ROOT_PATH) ${SCRIPT_PATH}/ci-project-path.sh)
+export CI_RUNNER_DESCRIPTION ?= $(shell hostname)
+export CI_RUNNER_ID ?= $(shell hostname)
+export CI_RUNNER_VERSION ?= 0.0.0
+
+.PHONY: all ci clean clean-target configure help release release-dry todo
+
+# Targets that must be provided by other files: bundle, build, cover, docs, clean-deps
+
+all: lint build cover docs ## builds, bundles, and tests the application
+	@echo Success!
+
+clean: ## clean up everything added by the default target
+clean: clean-deps clean-target
+
+clean-target: ## clean up the target directory
+	rm -rf out/
+
+configure: ## create the target directory and other files not in git
+	mkdir -p $(TARGET_PATH)
+
+# from https://marmelab.com/blog/2016/02/29/auto-documented-makefile.html
+help: ## print this help
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort \
+		| sed 's/^.*\/\(.*\)/\1/' \
+		| awk 'BEGIN {FS = ":[^:]*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'
+
+RELEASE_ARGS ?= --commit-all --sign
+
+release: ## tag and push a release
+release: node_modules
+	if [[ "$(GIT_BRANCH)" != master ]]; \
+	then \
+		echo "Please merge to master before releasing."; \
+		exit 1; \
+	fi
+	yarn standard-version $(RELEASE_ARGS)
+	GIT_ARGS=--follow-tags $(MAKE) push
+
+release-dry: ## test creating a release
+	RELEASE_ARGS="$(RELEASE_ARGS) --dry-run" make release
+
+todo:
+	@echo "Remaining tasks:"
+	@echo ""
+	@grep -i "todo" -r docs/ src/ test/ || true
+	@echo ""
+	@echo "Pending tests:"
+	@echo ""
+	@grep "[[:space:]]xit" -r test/ || true
+	@echo ""
+	@echo "Casts to any:"
+	@echo ""
+	@grep "as any" -r src/ test/ || true
+	@echo ""
+	@echo "Uses of null:"
+	@echo ""
+	@grep -P -e "null(?!able)" -r src/ test/ || true
+	@echo ""
+	@echo "Uses of ==:"
+	@echo ""
+	@grep -e "[^=!]==[^=]" -r src/ test/ || true
+	@echo ""
diff --git a/config/git.mk b/config/git.mk
new file mode 100644
index 0000000..afc3982
--- /dev/null
+++ b/config/git.mk
@@ -0,0 +1,12 @@
+.PHONY: push git-stats git-push
+
+push: git-push
+
+# from https://gist.github.com/amitchhajer/4461043#gistcomment-2349917
+git-stats: ## print git contributor line counts (approx, for fun)
+	git ls-files | while read f; do git blame -w -M -C -C --line-porcelain "$$f" |\
+		grep -I '^author '; done | sort -f | uniq -ic | sort -n
+
+git-push: ## push to both github and gitlab
+	git push $(GIT_ARGS) github $(GIT_BRANCH)
+	git push $(GIT_ARGS) gitlab $(GIT_BRANCH)
diff --git a/config/image.mk b/config/image.mk
new file mode 100644
index 0000000..a9f5d87
--- /dev/null
+++ b/config/image.mk
@@ -0,0 +1,18 @@
+.PHONY: image image-build image-run
+
+image: ## build the docker image
+	docker build $(DOCKER_ARGS) -f Dockerfile -t $(DOCKER_IMAGE) .
+
+image-build: ## build a docker image
+	$(SCRIPT_PATH)/docker-build.sh --push
+
+image-run: ## run the development image
+image-run:
+	podman run --rm -it \
+		-e SSH_AUTH_SOCK=${SSH_AUTH_SOCK} \
+		-v /run/user/$(shell id -u)/:/run/user/$(shell id -u)/:ro \
+		-v $(shell dirname ${SSH_AUTH_SOCK}):$(shell dirname ${SSH_AUTH_SOCK}):rw \
+		-v ${HOME}/.gnupg/:/root/.gnupg/:rw \
+		-v $(ROOT_PATH):$(ROOT_PATH):rw \
+		-w $(ROOT_PATH) \
+		docker.artifacts.apextoaster.com/apextoaster/node:16.6 bash
diff --git a/config/node.mk b/config/node.mk
new file mode 100644
index 0000000..39fdec1
--- /dev/null
+++ b/config/node.mk
@@ -0,0 +1,73 @@
+export NODE_VERSION := $(shell node -v 2>/dev/null || echo "none")
+export PACKAGE_NAME := $(shell jq -r '.name' package.json 2>/dev/null || echo "unknown")
+export PACKAGE_VERSION := $(shell jq -r '.version' package.json 2>/dev/null || echo "unknown")
+export RUNNER_VERSION := $(CI_RUNNER_VERSION)
+
+# Debug
+export DEBUG_BIND ?= 127.0.0.1
+export DEBUG_PORT ?= 9229
+
+# Node options
+NODE_CMD ?= $(shell env node)
+NODE_DEBUG ?= --inspect-brk=$(DEBUG_BIND):$(DEBUG_PORT) --nolazy
+
+.PHONY: build ci clean-deps cover deps docs lint test yarn-global yarn-upgrade
+
+# directory targets
+node_modules: deps
+
+out: build
+
+# phony targets
+build: ## build the app
+build: node_modules
+	yarn tsc
+	cat $(TARGET_PATH)/src/version.js | envsubst > $(TARGET_PATH)/src/version-out.js
+	mv $(TARGET_PATH)/src/version-out.js $(TARGET_PATH)/src/version.js
+
+ci: clean-target lint build cover docs
+
+clean-deps: ## clean up the node_modules directory
+	rm -rf node_modules/
+
+COVER_ARGS := --all \
+	--check-coverage \
+	--exclude ".eslintrc.js" \
+	--exclude "config/**" \
+	--exclude "docs/**" \
+	--exclude "examples/**" \
+	--exclude "out/coverage/**" \
+	--exclude "vendor/**" \
+	--reporter=text-summary \
+	--reporter=lcov \
+	--report-dir=out/coverage
+
+cover: ## run tests with coverage
+cover: node_modules out
+	yarn c8 $(COVER_ARGS) yarn mocha $(MOCHA_ARGS) "out/**/Test*.js"
+
+deps:
+	yarn
+
+docs:
+	yarn api-extractor run -c config/api-extractor.json
+	yarn api-documenter markdown -i out/api -o docs/api
+
+lint: ## run eslint
+lint: node_modules
+	yarn eslint src/ --ext .ts,.tsx
+
+MOCHA_ARGS := --async-only \
+	--check-leaks \
+	--forbid-only \
+	--require source-map-support/register \
+	--require out/test/setup.js \
+	--recursive \
+	--sort
+
+test: ## run tests
+test: node_modules out
+	yarn mocha $(MOCHA_ARGS) "out/**/Test*.js"
+
+yarn-upgrade: ## check yarn for potential upgrades
+	yarn upgrade-interactive --latest
diff --git a/config/project.mk b/config/project.mk
new file mode 100644
index 0000000..419eb89
--- /dev/null
+++ b/config/project.mk
@@ -0,0 +1,5 @@
+ci-full: ci
+
+upload-climate:
+	cc-test-reporter format-coverage -t lcov -o $(TARGET_PATH)/coverage/codeclimate.json -p $(ROOT_PATH) $(TARGET_PATH)/coverage/lcov.info
+	cc-test-reporter upload-coverage --debug -i $(TARGET_PATH)/coverage/codeclimate.json -r "$(shell echo "${CODECLIMATE_SECRET}" | base64 -d)"
diff --git a/config/rollup-external.json b/config/rollup-external.json
deleted file mode 100644
index 5278383..0000000
--- a/config/rollup-external.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-	"names": [
-		"chai",
-		"js-yaml",
-		"process",
-		"sinon",
-		"source-map",
-		"source-map-support"
-	]
-}
diff --git a/config/rollup-globals.json b/config/rollup-globals.json
deleted file mode 100644
index 0967ef4..0000000
--- a/config/rollup-globals.json
+++ /dev/null
@@ -1 +0,0 @@
-{}
diff --git a/config/rollup-named.json b/config/rollup-named.json
deleted file mode 100644
index 8591319..0000000
--- a/config/rollup-named.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "node_modules/chai/index.js": [
-    "expect",
-    "use"
-  ],
-  "node_modules/lodash/lodash.js": [
-    "isNil"
-  ]
-}
\ No newline at end of file
diff --git a/config/rollup-stub.json b/config/rollup-stub.json
deleted file mode 100644
index 782e0e2..0000000
--- a/config/rollup-stub.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"names": []
-}
diff --git a/config/rollup.js b/config/rollup.js
deleted file mode 100644
index 9ccf458..0000000
--- a/config/rollup.js
+++ /dev/null
@@ -1,127 +0,0 @@
-import { join, sep } from 'path';
-import commonjs from 'rollup-plugin-commonjs';
-import { eslint } from 'rollup-plugin-eslint';
-import json from 'rollup-plugin-json';
-import multiEntry from 'rollup-plugin-multi-entry';
-import resolve from 'rollup-plugin-node-resolve';
-import replace from 'rollup-plugin-replace';
-import typescript from 'rollup-plugin-typescript2';
-import yaml from 'rollup-plugin-yaml';
-
-const flag_debug = process.env['DEBUG'] === 'TRUE';
-
-const metadata = require('../package.json');
-
-const external = require('./rollup-external.json').names;
-const namedExports = require('./rollup-named.json');
-
-const rootPath = process.env['ROOT_PATH'];
-const targetPath = process.env['TARGET_PATH'];
-
-const bundle = {
-	external,
-	input: {
-		include: [
-			join(rootPath, 'src', 'index.ts'),
-			join(rootPath, 'test', 'harness.ts'),
-			join(rootPath, 'test', '**', 'Test*.ts'),
-		],
-	},
-	manualChunks(id) {
-		if (id.includes(`${sep}test${sep}`)) {
-			return 'test';
-		}
-
-		if (id.match(/commonjs-external/i) || id.match(/commonjsHelpers/)) {
-			return 'vendor';
-		}
-
-		if (id.match(/node-resolve:/)) {
-			return 'vendor';
-		}
-
-		if (id.includes(`chai`) || id.includes(`sinon`) || id.includes('source-map')) {
-			return 'test';
-		}
-
-		if (id.includes(`${sep}node_modules${sep}`)) {
-			return 'vendor';
-		}
-
-		if (id.includes(`${sep}src${sep}index`)) {
-			return 'index';
-		}
-
-		if (id.includes(`${sep}src${sep}`) || id.includes(`${sep}rules${sep}`)) {
-			return 'main';
-		}
-
-		if (id.includes(process.env['HOME'])) {
-			return 'linked';
-		}
-
-		if (id.length === 30 && id.match(/^[a-f0-9]+$/)) {
-			return 'vendor';
-		}
-
-		if (flag_debug) {
-			console.log('file does not belong to any chunk:', id);
-		}
-
-		return 'nochunk';
-	},
-	output: {
-		dir: targetPath,
-		chunkFileNames: '[name].js',
-		entryFileNames: 'entry-[name].js',
-		exports: 'named',
-		format: 'module',
-		minifyInternalExports: false,
-		sourcemap: true,
-	},
-	plugins: [
-		multiEntry(),
-		json(),
-		yaml(),
-		replace({
-			delimiters: ['{{ ', ' }}'],
-			values: {
-				BUILD_JOB: process.env['CI_JOB_ID'],
-				BUILD_RUNNER: process.env['CI_RUNNER_DESCRIPTION'],
-				GIT_BRANCH: process.env['CI_COMMIT_REF_SLUG'],
-				GIT_COMMIT: process.env['CI_COMMIT_SHA'],
-				NODE_VERSION: process.env['NODE_VERSION'],
-				PACKAGE_NAME: metadata.name,
-				PACKAGE_VERSION: metadata.version,
-			},
-		}),
-		resolve({
-			preferBuiltins: true,
-		}),
-		commonjs({
-			namedExports,
-		}),
-		eslint({
-			exclude: [
-				join('node_modules', '**'),
-				join('src', 'resource'),
-				join('src', '**', '*.json'),
-				join('src', '**', '*.yml'),
-			],
-			include: [
-				join('src', '**', '*.ts'),
-				join('test', '**', '*.ts'),
-			],
-			throwOnError: true,
-			useEslintrc: true,
-		}),
-		typescript({
-			cacheRoot: join(targetPath, 'cache', 'rts2'),
-			rollupCommonJSResolveHack: true,
-		}),
-	],
-};
-
-export default [
-	bundle,
-];
diff --git a/config/tsconfig.json b/config/tsconfig.json
index 51f8865..8b1f7f1 100755
--- a/config/tsconfig.json
+++ b/config/tsconfig.json
@@ -26,7 +26,6 @@
       "chai-as-promised",
       "mocha",
       "node",
-      "rollup-resources",
       "sinon-chai"
     ],
     "typeRoots": [
diff --git a/docs/api/js-yaml-schema.includeoptions.md b/docs/api/js-yaml-schema.includeoptions.md
index 8e6ba02..3a4de63 100644
--- a/docs/api/js-yaml-schema.includeoptions.md
+++ b/docs/api/js-yaml-schema.includeoptions.md
@@ -20,5 +20,5 @@ export interface IncludeOptions
 |  [join](./js-yaml-schema.includeoptions.join.md) |  | (...path: Array<string>) => string |  |
 |  [read](./js-yaml-schema.includeoptions.read.md) |  | IncludeReader |  |
 |  [resolve](./js-yaml-schema.includeoptions.resolve.md) |  | (path: string) => string |  |
-|  [schema](./js-yaml-schema.includeoptions.schema.md) |  | Optional<Schema> |  |
+|  [schema](./js-yaml-schema.includeoptions.schema.md) |  | Maybe<Schema> |  |
 
diff --git a/docs/api/js-yaml-schema.includeoptions.schema.md b/docs/api/js-yaml-schema.includeoptions.schema.md
index 9c44cb0..9efd539 100644
--- a/docs/api/js-yaml-schema.includeoptions.schema.md
+++ b/docs/api/js-yaml-schema.includeoptions.schema.md
@@ -7,5 +7,5 @@
 <b>Signature:</b>
 
 ```typescript
-schema: Optional<Schema>;
+schema: Maybe<Schema>;
 ```
diff --git a/package.json b/package.json
index 24af54e..6429653 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
   "author": "ssube",
   "license": "MIT",
   "devDependencies": {
-    "@apextoaster/js-utils": "0.4.1",
+    "@apextoaster/js-utils": "0.5.0-0",
     "@istanbuljs/nyc-config-typescript": "1.0.2",
     "@istanbuljs/schema": "0.1.3",
     "@microsoft/api-documenter": "7.19.16",
diff --git a/src/lib.ts b/src/lib.ts
index c59d8d0..a2e733a 100644
--- a/src/lib.ts
+++ b/src/lib.ts
@@ -1,5 +1,5 @@
 import { VERSION_INFO } from './version';
 
-export default {
+export {
   VERSION_INFO,
 };
diff --git a/src/resource/json.json b/src/resource/json.json
deleted file mode 100644
index 1f97972..0000000
--- a/src/resource/json.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "foo": {}
-}
\ No newline at end of file
diff --git a/src/resource/yaml.yml b/src/resource/yaml.yml
deleted file mode 100644
index 9b1b394..0000000
--- a/src/resource/yaml.yml
+++ /dev/null
@@ -1 +0,0 @@
-foo: {}
\ No newline at end of file
diff --git a/test/harness.ts b/test/harness.ts
deleted file mode 100644
index df38bdd..0000000
--- a/test/harness.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import chai from 'chai';
-import chaiAsPromised from 'chai-as-promised';
-import sinonChai from 'sinon-chai';
-import sourceMapSupport from 'source-map-support';
-
-sourceMapSupport.install({
-  environment: 'node',
-  handleUncaughtExceptions: true,
-  hookRequire: true,
-});
-
-/**
- * This will break the whole test run if any test leaks an unhandled rejection.
- */
-process.on('unhandledRejection', (reason, _promise) => {
-  // eslint-disable-next-line no-console
-  console.error('unhandled error during tests', reason);
-  process.exit(1);
-});
-
-chai.use(chaiAsPromised);
-chai.use(sinonChai);
diff --git a/test/setup.ts b/test/setup.ts
new file mode 100644
index 0000000..00dbdab
--- /dev/null
+++ b/test/setup.ts
@@ -0,0 +1,20 @@
+import chai from 'chai';
+import chaiAsPromised from 'chai-as-promised';
+import sinonChai from 'sinon-chai';
+
+export function setupTests(): void {
+  /**
+   * This will break the whole test run if any test leaks an unhandled rejection.
+   */
+  process.on('unhandledRejection', (reason, promise) => {
+    /* c8 ignore next 3 */
+    // eslint-disable-next-line no-console
+    console.error('unhandled error during tests', reason);
+    process.exit(1);
+  });
+
+  chai.use(chaiAsPromised);
+  chai.use(sinonChai);
+}
+
+setupTests();
diff --git a/vendor/rollup-resources/index.d.ts b/vendor/rollup-resources/index.d.ts
deleted file mode 100644
index 1e52a09..0000000
--- a/vendor/rollup-resources/index.d.ts
+++ /dev/null
@@ -1,9 +0,0 @@
-declare module "*.json" {
-  export const data: unknown;
-  export default data;
-}
-
-declare module "*.yml" {
-  export const data: unknown;
-  export default data;
-}
diff --git a/yarn.lock b/yarn.lock
index 379479e..cf962c6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,10 +2,10 @@
 # yarn lockfile v1
 
 
-"@apextoaster/js-utils@0.4.1":
-  version "0.4.1"
-  resolved "https://artifacts.apextoaster.com/repository/group-npm/@apextoaster/js-utils/-/js-utils-0.4.1.tgz#846a2ddd4cb7b514836f2a82d924657c5e124d9c"
-  integrity sha512-OfTVr9YU1XmAE9Ug8e8w1P7HlDXX1FIVbU/WBOu+yXmlJUBeTLEWfyK+ztiY/Wz2ckNycUyYSP/BBRQ5XNXLFw==
+"@apextoaster/js-utils@0.5.0-0":
+  version "0.5.0-0"
+  resolved "https://artifacts.apextoaster.com/repository/group-npm/@apextoaster/js-utils/-/js-utils-0.5.0-0.tgz#6c94a3a8a2530b8b4b97aee21984e6ae15488daf"
+  integrity sha512-4uMjuogP86Z3OZVEu05PZTXBJi6YriNItfpZuQAgq4nqK8Vz3AIdHJoKGqycKmr22h3+/ASQzuWm+zcEJxrjUQ==
 
 "@babel/code-frame@^7.0.0":
   version "7.5.5"