update dev dependencies and workflow

.dockerignore

@@ -1,12 +1,2 @@
 /coverage
-
-# Dependency directories
-node_modules/
-jspm_packages/
-
-# yarn v2
-.yarn/cache
-.yarn/unplugged
-.yarn/build-state.yml
-.yarn/install-state.gz
-.pnp.*
+/node_modules

.eslintrc.json

@@ -0,0 +1,20 @@
+{
+  "env": {
+    "node": true,
+    "es2021": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:prettier/recommended"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "sourceType": "module"
+  },
+  "plugins": [
+    "@typescript-eslint",
+    "prettier"
+  ]
+}

.gitattributes

@@ -1,4 +1,2 @@
-/.yarn/releases/** binary
-/.yarn/plugins/** binary
 /dist/** linguist-generated=true
 /lib/** linguist-generated=true

.gitignore

@@ -1,5 +1,6 @@
 /.dev
-/lib
+node_modules
+lib
 
 # Jetbrains
 /.idea
@@ -46,11 +47,10 @@ bower_components
 build/Release
 
 # Dependency directories
-node_modules/
 jspm_packages/
 
-# Snowpack dependency directory (https://snowpack.dev/)
-web_modules/
+# TypeScript v1 declaration files
+typings/
 
 # TypeScript cache
 *.tsbuildinfo
@@ -61,12 +61,6 @@ web_modules/
 # Optional eslint cache
 .eslintcache
 
-# Microbundle cache
-.rpt2_cache/
-.rts2_cache_cjs/
-.rts2_cache_es/
-.rts2_cache_umd/
-
 # Optional REPL history
 .node_repl_history
 
@@ -82,21 +76,12 @@ web_modules/
 
 # parcel-bundler cache (https://parceljs.org/)
 .cache
-.parcel-cache
 
-# Next.js build output
+# next.js build output
 .next
-out
 
-# Nuxt.js build / generate output
+# nuxt.js build output
 .nuxt
-#dist
-
-# Gatsby files
-.cache/
-# Comment in the public line in if your project uses Gatsby and not Next.js
-# https://nextjs.org/blog/next-9-1#public-directory-support
-# public
 
 # vuepress build output
 .vuepress/dist
@@ -109,16 +94,3 @@ out
 
 # DynamoDB Local files
 .dynamodb/
-
-# TernJS port file
-.tern-port
-
-# Stores VSCode versions used for testing VSCode extensions
-.vscode-test
-
-# yarn v2
-.yarn/cache
-.yarn/unplugged
-.yarn/build-state.yml
-.yarn/install-state.gz
-.pnp.*

codecov.yml

@@ -0,0 +1,3 @@
+comment: false
+github_checks:
+  annotations: false

dev.Dockerfile

@@ -0,0 +1,61 @@
+# syntax=docker/dockerfile:1
+
+ARG NODE_VERSION=12
+
+FROM node:${NODE_VERSION}-alpine AS base
+RUN apk add --no-cache cpio findutils git
+WORKDIR /src
+
+FROM base AS deps
+RUN --mount=type=bind,target=.,rw \
+  --mount=type=cache,target=/src/node_modules \
+  yarn install && mkdir /vendor && cp yarn.lock /vendor
+
+FROM scratch AS vendor-update
+COPY --from=deps /vendor /
+
+FROM deps AS vendor-validate
+RUN --mount=type=bind,target=.,rw <<EOT
+set -e
+git add -A
+cp -rf /vendor/* .
+if [ -n "$(git status --porcelain -- yarn.lock)" ]; then
+  echo >&2 'ERROR: Vendor result differs. Please vendor your package with "docker buildx bake vendor-update"'
+  git status --porcelain -- yarn.lock
+  exit 1
+fi
+EOT
+
+FROM deps AS build
+RUN --mount=type=bind,target=.,rw \
+  --mount=type=cache,target=/src/node_modules \
+  yarn run build && mkdir /out && cp -Rf dist /out/
+
+FROM scratch AS build-update
+COPY --from=build /out /
+
+FROM build AS build-validate
+RUN --mount=type=bind,target=.,rw <<EOT
+set -e
+git add -A
+cp -rf /out/* .
+if [ -n "$(git status --porcelain -- dist)" ]; then
+  echo >&2 'ERROR: Build result differs. Please build first with "docker buildx bake build"'
+  git status --porcelain -- dist
+  exit 1
+fi
+EOT
+
+FROM deps AS format
+RUN --mount=type=bind,target=.,rw \
+  --mount=type=cache,target=/src/node_modules \
+  yarn run format \
+  && mkdir /out && find . -name '*.ts' -not -path './node_modules/*' | cpio -pdm /out
+
+FROM scratch AS format-update
+COPY --from=format /out /
+
+FROM deps AS lint
+RUN --mount=type=bind,target=.,rw \
+  --mount=type=cache,target=/src/node_modules \
+  yarn run lint