Get rid of Travis CI, switch to GitHub Actions (#42)

.github/workflows/deploy.yml

@@ -0,0 +1,51 @@
+name: Build and deploy
+
+on:
+    push:
+        branches:
+            - master
+
+permissions:
+    contents: write
+
+jobs:
+    lint:
+        name: Lint
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v3
+            - uses: actions/setup-node@v3
+              with:
+                  node-version: 14
+            - run: npm ci
+            - run: npm test
+
+    build-and-deploy:
+        name: Build and deploy
+        runs-on: ubuntu-latest
+        needs:
+            - lint
+        steps:
+            - uses: actions/checkout@v3
+            - uses: actions/setup-node@v3
+              with:
+                  node-version: 14
+            - run: npm ci
+            - run: npm run build:deploy
+            - run: echo "vanity-eth.tk" > dist/CNAME
+            - run: npx serve dist &
+            - run: sudo snap install monolith
+            - run: mkdir monolith
+            - run: monolith http://localhost:3000 -o monolith/vanity-eth.html
+            - uses: JamesIves/github-pages-deploy-action@v4.3.3
+              with:
+                  branch: production
+                  folder: dist
+                  clean: true
+                  single-commit: true
+            - uses: JamesIves/github-pages-deploy-action@v4.3.3
+              with:
+                  branch: offline
+                  folder: monolith
+                  clean: true
+                  single-commit: true

.travis.yml

@@ -1,16 +0,0 @@
-language: node_js
-node_js:
-    - 'lts/*'
-
-install: npm ci
-
-script:
-    - npm test
-    - npm run build:deploy
-
-deploy:
-    provider: pages
-    skip_cleanup: true
-    local_dir: dist
-    github_token: $TOKEN
-    fqdn: vanity-eth.tk

README.md

@@ -1,8 +1,9 @@
 # Vanity-ETH
 
-[![Build Status][build-img]][build-link]
+[![Build Status](https://flat.badgen.net/github/checks/bokub/vanity-eth?label=build)](https://github.com/bokub/vanity-eth/actions/workflows/deploy.yml?query=branch%3Amaster)
-[![License][license-img]][license-link]
+[![License](https://flat.badgen.net/badge/license/MIT/cyan)](https://raw.githubusercontent.com/bokub/vanity-eth/master/LICENSE)
-[![Maintainability][maint-img]][maint-link]
+[![Code style](https://flat.badgen.net/badge/code%20style/prettier/ff69b4)](https://github.com/bokub/prettier-config)
+[![Maintainability](https://flat.badgen.net/codeclimate/maintainability/bokub/vanity-eth)](https://codeclimate.com/github/bokub/vanity-eth/maintainability)
 
 Browser-based ETH vanity address generator
 
@@ -25,8 +26,7 @@ generate lots of random addresses until one matches your input.
 
 Once an address is found, you can reveal the private key, or click the 'save' button to download a password-encrypted keystore file.
 
-You can increase the number of working threads to reach higher speeds, or decrease it if you computer struggles.
+You can increase the number of working threads to reach higher speeds, or decrease it if your computer struggles.
-
 
 ## Security
 
@@ -35,23 +35,21 @@ There is no database, no server-side code. Everything vanishes when you close yo
 
 **Vanity-ETH cannot and will never store your private key**, and if you don't trust it, you have 3 ways to ensure your key remains private:
 
-- Once the web page is loaded, you can turn off the internet and continue playing, it will work seamlessly
+-   Once the web page is loaded, you can turn off the internet and continue playing, it will work seamlessly
-- You can also download the latest build of Vanity-ETH [here](https://git.io/veth-dl)
+-   You can also download the latest build of Vanity-ETH [here](https://git.io/veth-dl)
-and use it on a completely offline computer
+    and use it on a completely offline computer
-- The code is 100% open source and available on Github. You can review it as much as you want before using it
+-   The code is 100% open source and available on GitHub. You can review it as much as you want before using it
 
 Vanity-ETH uses a cryptographically secure pseudorandom number generator (CSPRNG) to generate Ethereum addresses.
 
 The keystore file is encrypted with a AES-128-CTR cipher using the BKDF2-SHA256 derivation function with 65536 hashing rounds.
 
-
 ## Performance
 
-For some reason, the performance of Vanity-ETH can vary a lot from a browser to another. 
+For some reason, the performance of Vanity-ETH can vary a lot from a browser to another.
 Currently, Chrome provides the best results.
 
-Using Vanity-ETH on your phone or tablet will work, but don't expect to reach the speed of a good old computer.
+Using Vanity-ETH on your phone or tablet will work, but don't expect to reach the speed of a good computer.
-
 
 ## Compatibility
 
@@ -60,11 +58,10 @@ to withdraw your funds from an exchange.
 
 The keystore file is 100% compatible with MyEtherWallet, MetaMask, Mist, and geth.
 
-
 ## Build Vanity-ETH from source
 
-The Travis CI bot 🤖 is in charge of building and deploying Vanity-ETH to Github pages, but you can make your own build
+A GitHub Action is in charge of building and deploying Vanity-ETH to GitHub pages automatically 🤖, but you can make
-from source is you want
+your own build from source if you want
 
 ```sh
 git clone https://github.com/bokub/vanity-eth
@@ -75,11 +72,4 @@ npm run build
 
 ## Tips
 
-`0xAceBabe64807cb045505b268ef253D8fC2FeF5Bc`
+You can support this project by sending tips to `0xAceBabe64807cb045505b268ef253D8fC2FeF5Bc` 💛
-
-[build-img]: https://flat.badgen.net/travis/bokub/vanity-eth
-[build-link]: https://travis-ci.org/bokub/vanity-eth
-[license-img]: https://flat.badgen.net/badge/license/MIT/orange
-[license-link]: https://raw.githubusercontent.com/bokub/vanity-eth/master/LICENSE
-[maint-img]: https://flat.badgen.net/codeclimate/maintainability/bokub/vanity-eth
-[maint-link]: https://codeclimate.com/github/bokub/vanity-eth/maintainability