chore: drop Travis CI config (#6799)

Now that we’ve migrated to GitHub Actions and everything seems to work correctly, we can remove Travis CI without losing confidence.

Issue: #6726

.ci/node10/Dockerfile.linux

@@ -1,17 +0,0 @@
-FROM node:10
-
-RUN apt-get update && \
-    apt-get -y install xvfb gconf-service libasound2 libatk1.0-0 libc6 libcairo2 libcups2 \
-      libdbus-1-3 libexpat1 libfontconfig1 libgbm1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 \
-      libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 \
-      libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 \
-      libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget && \
-    rm -rf /var/lib/apt/lists/*
-
-# Add user so we don't need --no-sandbox.
-RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
-    && mkdir -p /home/pptruser/Downloads \
-    && chown -R pptruser:pptruser /home/pptruser
-
-# Run everything after as non-privileged user.
-USER pptruser

.ci/node12/Dockerfile.linux

@@ -1,17 +0,0 @@
-FROM node:12
-
-RUN apt-get update && \
-    apt-get -y install xvfb gconf-service libasound2 libatk1.0-0 libc6 libcairo2 libcups2 \
-      libdbus-1-3 libexpat1 libfontconfig1 libgbm1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0-0 libglib2.0-0 \
-      libgtk-3-0 libnspr4 libpango-1.0-0 libpangocairo-1.0-0 libstdc++6 libx11-6 libx11-xcb1 libxcb1 \
-      libxcomposite1 libxcursor1 libxdamage1 libxext6 libxfixes3 libxi6 libxrandr2 libxrender1 libxss1 \
-      libxtst6 ca-certificates fonts-liberation libappindicator1 libnss3 lsb-release xdg-utils wget && \
-    rm -rf /var/lib/apt/lists/*
-
-# Add user so we don't need --no-sandbox.
-RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
-    && mkdir -p /home/pptruser/Downloads \
-    && chown -R pptruser:pptruser /home/pptruser
-
-# Run everything after as non-privileged user.
-USER pptruser

.travis.yml

@@ -1,118 +0,0 @@
-language: node_js
-services: xvfb
-
-# Throughout this file, the following `node_js` versions are being used:
-#
-# - node_js: '10' # The maintenance LTS version.
-# - node_js: '12' # The oldest major active LTS version.
-# - node_js: '14' # The newest major active LTS version.
-
-jobs:
-  include:
-    - os: 'osx'
-      name: 'Unit tests: macOS/Chromium'
-      node_js: '10' # The maintenance LTS version.
-      osx_image: xcode11.4
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - ls .local-chromium .local-firefox
-        - npm run tsc
-        - npm run unit
-
-    - os: 'windows'
-      name: 'Unit tests: Windows/Chromium'
-      node_js: '10' # The maintenance LTS version.
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - ls .local-chromium .local-firefox
-        - npm run tsc
-        - travis_retry npm run unit
-
-    # Node <10.17's fs.promises module was experimental and doesn't behave as
-    # expected. This problem was fixed in Node 10.19, but we run the unit tests
-    # through on 10.15 to make sure we don't cause any regressions when using
-    # fs.promises. See https://github.com/puppeteer/puppeteer/issues/6548 for an
-    # example.
-    - node_js: '10.15.0'
-      name: 'Node 10.15 Unit tests: Linux/Chromium'
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - npm run unit
-
-    - node_js: '10' # The maintenance LTS version.
-      name: 'Unit tests [with coverage]: Linux/Chromium'
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - travis_retry npm run unit-with-coverage
-        - npm run assert-unit-coverage
-
-    - node_js: '12' # The oldest major active LTS version.
-      name: 'Unit tests [Node 12]: Linux/Chromium'
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - npm run unit
-
-    - node_js: '14' # The newest major active LTS version.
-      name: 'Unit tests [Node 14]: Linux/Chromium'
-      env:
-        - CHROMIUM=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - npm run unit
-
-    - node_js: '12' # The oldest major active LTS version.
-      name: 'Browser tests: Linux/Chromium'
-      addons:
-        chrome: stable
-      env:
-        - CHROMIUM=true
-      script:
-        - npm run test-browser
-
-    # This bot runs all the extra checks that aren't the main Puppeteer unit tests.
-    - node_js: '10' # The maintenance LTS version.
-      name: 'Extra tests: Linux/Chromium'
-      env:
-        - CHROMIUM=true
-      script:
-        - npm run lint
-        # Ensure that we can generate the new docs without erroring
-        - npm run generate-docs
-        - npm run ensure-correct-devtools-protocol-revision
-
-    # This bot runs separately as it changes package.json to test puppeteer-core
-    # and we don't want that leaking into other bots and causing issues.
-    - node_js: '10' # The maintenance LTS version.
-      name: 'Test bundling and install of packages'
-      env:
-        - CHROMIUM=true
-      script:
-        - npm run test-install
-
-    - node_js: '10' # The maintenance LTS version.
-      name: 'Unit tests: Linux/Firefox'
-      env:
-        - FIREFOX=true
-      before_install:
-        - PUPPETEER_PRODUCT=firefox npm install
-      script:
-        - npm run funit
-
-notifications:
-  email: false

README.md

@@ -1,7 +1,7 @@
 # Puppeteer
 
 <!-- [START badges] -->
-[![Build status](https://img.shields.io/travis/com/puppeteer/puppeteer/main.svg)](https://travis-ci.com/puppeteer/puppeteer) [![npm puppeteer package](https://img.shields.io/npm/v/puppeteer.svg)](https://npmjs.org/package/puppeteer)
+[![Build status](https://github.com/puppeteer/puppeteer/workflows/run-checks/badge.svg)](https://github.com/puppeteer/puppeteer/actions?query=workflow%3Arun-checks) [![npm puppeteer package](https://img.shields.io/npm/v/puppeteer.svg)](https://npmjs.org/package/puppeteer)
 <!-- [END badges] -->
 
 <img src="https://user-images.githubusercontent.com/10379601/29446482-04f7036a-841f-11e7-9872-91d1fc2ea683.png" height="200" align="right">