clean up and add web3

.github/.gitkeep

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+

.github/workflows/cryptoactions.yml

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+name: crypto action
+run-name: ${{ github.actor }} is testing crypto stuff 🚀
+on: [push]
+jobs:
+  Explore-GitHub-Actions:
+    runs-on: ubuntu-latest
+    steps:
+      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
+      - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
+      - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
+      - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
+      - run: echo "🖥️ The workflow is now ready to test your code on the runner."
+      - name: List files in the repository
+        run: |
+          ls ${{ github.workspace }}
+      - run: echo "🍏 This job's status is ${{ job.status }}."

.github/workflows/notes/.gitkeep

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+

.github/workflows/validate_urls.yml

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+
+name: validate links
+
+on: [push, pull_request]
+
+concurrency:
+  group: ${{github.workflow}}-${{github.ref}}
+  cancel-in-progress: true
+
+jobs:
+  unit:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+
+    steps:
+      - name: checkout
+        uses: actions/checkout@v3
+
+      - name: set up ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.1
+          bundler-cache: true
+
+      - name: install awesome_bot
+        run: gem install awesome_bot
+
+      - name: validate URLs
+        run: awesome_bot README.md --allow-redirect --request-delay 0.4