Add GH Actions y remove Travis

.github/workflows/flask.yml

@@ -0,0 +1,34 @@
+name: Flask
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.6, 3.7, 3.8]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install Dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements.txt
+        pip install coveralls
+    - name: Set up project
+      run: |
+        python manage.py db upgrade
+    - name: Run Tests
+      run: |
+        coverage run manage.py test

.mergify.yml

@@ -0,0 +1,13 @@
+pull_request_rules:
+  - name: automatic merge for Dependabot pull requests
+    conditions:
+      - author=dependabot-preview[bot]
+      - status-success=build (macos-latest, 10)
+      - status-success=build (macos-latest, 12)
+      - status-success=build (windows-latest, 10)
+      - status-success=build (windows-latest, 12)
+      - status-success=build (ubuntu-latest, 10)
+      - status-success=build (ubuntu-latest, 12)
+    actions:
+      merge:
+        method: squash

README.md

@@ -1,7 +1,7 @@
 # Airtng App: Part 1 - Workflow Automation with Python | Flask
 > We are currently in the process of updating this sample template. If you are encountering any issues with the sample, please open an issue at [github.com/twilio-labs/code-exchange/issues](https://github.com/twilio-labs/code-exchange/issues) and we'll try to help you.
 
-[![Build Status](https://travis-ci.org/TwilioDevEd/airtng-flask.svg?branch=master)](https://travis-ci.org/TwilioDevEd/airtng-flask)
+![](https://github.com/TwilioDevEd/airtng-flask/workflows/Flask/badge.svg)
 
 
 Learn how to automate your workflow using Twilio's REST API and Twilio SMS. This example app is a vacation rental site, where the host can confirm a reservation via SMS.