ci(github): Migrate from travis to github actions

.github/FUNDING.yml

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+# These are supported funding model platforms
+
+custom: ["https://www.kitware.com/contact-us/", kitware.com]

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: 🐞 Bug report
+about: Report a reproducible bug or regression.
+title: ''
+labels: 'type: bug 🐞'
+assignees: ''
+
+---
+<!--
+👋 Hello, and thank you for starting this contribution!
+❓ If you are trying to submit a question for general support, please reach out on our discourse forum instead: https://discourse.paraview.org/c/web-support/10
+🐞 If you do need to report a bug, please follow the template below to increase the chances of your report being looked at.
+🧱 If adequate, assign one of the `Module: XXX` labels to your issue when creating it.
+-->
+
+### High-level description
+<!-- A concise description of what the bug is. -->
+
+### Steps to reproduce
+<!--
+Steps to reproduce the behavior. If applicable, use:
+  * lists
+  * code snippets
+    ```js
+    code here
+    ```
+-->
+
+### Detailed behavior
+<!--
+A detailed description of what happens. If applicable, use:
+  * screenshots (drag and drop)
+  * live examples (ex: https://codepen.io/jourdain/pen/RQZWYa)
+-->
+
+### Expected behavior
+<!-- A detailed description of what is expected to happen. -->
+
+### Environment
+- **Visualizer**: <!-- ex: 14.0.0 -->
+- **OS**: <!-- ex: Windows 10, iOS 13.6 -->
+- **Browser**: <!-- ex: Chrome 89.0.4389.128 -->

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: Help and Support
+    url: https://discourse.paraview.org/c/web-support/10
+    about: Please use the forum if you have questions or need help.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: 💡 Feature request
+about: Suggest an idea for the project.
+title: ''
+labels: 'type: feature request 💡'
+assignees: ''
+
+---
+<!--
+👋 Hello, and thank you for starting this contribution!
+❓ If you are trying to submit a question for general support, please reach out on our discourse forum instead: https://discourse.paraview.org/c/web-support/10
+💡 If you do want to suggest a change or request a feature, please follow the template below to increase the chances of your report being looked at.
+🧱 If adequate, assign one of the `Module: XXX` labels to your issue when creating it.
+-->
+
+### Need
+<!-- A clear and concise description of what need or problem you're trying to address. -->
+
+### Feature
+<!--
+A clear and concise description of a feature/enhancement you'd like to see being added. If applicable, use:
+  * potential alternatives
+  * screenshots
+-->

.github/ISSUE_TEMPLATE/performance_issue.md

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+---
+name: ⚡️ Performance issue
+about: Report an abnormally slow behavior.
+title: ''
+labels: 'type: performance ⚡️'
+assignees: ''
+
+---
+<!--
+👋 Hello, and thank you for starting this contribution!
+❓ If you are trying to submit a question for general support, please reach out on our discourse forum instead: https://discourse.paraview.org/c/web-support/10
+⚡️ If you do need to report some performance issue, please follow the template below to increase the chances of your report being looked at.
+🧱 If adequate, assign one of the `Module: XXX` labels to your issue when creating it.
+-->
+
+### High-level description
+<!-- A concise description of the performance issue. -->
+
+### Steps to reproduce
+<!--
+Steps to reproduce the behavior. If applicable, use:
+  * lists
+  * code snippets
+    ```js
+    code here
+    ```
+-->
+
+### Current behavior
+<!--
+A detailed description of what happens. If applicable, use:
+  * profiling data
+  * videos (drag and drop)
+  * live examples (ex: https://codepen.io/jourdain/pen/RQZWYa)
+-->
+
+### Environment
+- **Visualizer**: <!-- ex: 14.0.0 -->
+- **OS**: <!-- ex: Windows 10, iOS 13.6 -->
+- **Browser**: <!-- ex: Chrome 89.0.4389.128 -->

.github/pull_request_template.md

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+<!--
+👋 Hello, and thank you for starting this contribution!
+📖 Make sure you've read our CONTRIBUTING.md guide before submitting your pull request.
+❗️ Please follow the template below to help other contributors review your work.
+-->
+
+### PR and Code Checklist
+<!--
+NOTE: We will not merge if the following steps have not been completed!
+-->
+- [ ] [semantic-release](https://github.com/semantic-release/semantic-release) commit messages
+- [ ] Run `npm run reformat` to have correctly formatted code
+
+### Context
+<!--
+Explain why this change is needed. Please include relevant links supporting this change, such as:
+- fix #ISSUE_NUMBER (from issue tracker)
+- discourse post thread, or any other existing references
+-->
+
+### Changes
+<!--
+Please describe what is changing. Include:
+- APIs added, deleted, deprecated, or changed
+- Classes and methods added, deleted, deprecated, or changed
+- A summary of usage if this is a new feature or change to an API.
+-->
+
+### Results
+<!--
+Describe or illustrate the effects of your contribution. Please include:
+- comparisons of the behavior before vs after
+- screenshots of new or changed visualizations if applicable
+-->
+
+### Testing
+<!--
+Please describe how this can be tested by reviewers. Be specific about anything not tested and the reasons why. Tests should be added for new functionality and existing tests should complete without errors. See CONTRIBUTING.md
+-->
+- [ ] This change adds or fixes unit tests
+- [ ] All tests complete without errors on the following environment:
+  - **Visualizer**: <!-- ex: 14.0.0 (favor latest master) -->
+  - **OS**: <!-- ex: Windows 10, iOS 13.6 -->
+  - **Browser**: <!-- ex: Chrome 89.0.4389.128 -->
+
+<!-- Remove the line below if it is not relevant -->
+_This contribution is funded by [Example](https://example.com)._

.github/workflows/publish.yml

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+name: Release
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  publish:
+    name: Publish
+    runs-on: ubuntu-18.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12
+      - name: Install dependencies
+        run: npm ci
+      - name: Build
+        run: npm run build:release
+      - name: Validate
+        run: npm run validate
+      - name: Release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
+          GH_TOKEN: ${{ secrets.GH_TOKEN }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        run: |
+          git config --global user.name "Github Actions"
+          git config --global user.email "sebastien.jourdain@kitware.com"
+          npm run semantic-release
+      - name: Publish docs
+        if: github.ref == 'refs/heads/master'
+        env:
+          GIT_PUBLISH_URL: https://${{ secrets.GH_TOKEN }}@github.com/Kitware/visualizer.git
+        run: npm run doc:publish