👷 Add CI with GitHub actions

.github/workflows/deploy.yml

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+name: Deploy
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@v2
+      - name: Deploy Image
+        run: bash scripts/build-push.sh
+        env:
+          NAME: latest
+          DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
+          DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}

.github/workflows/issue-manager.yml

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+name: Issue Manager
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+  issue_comment:
+    types:
+      - created
+      - edited
+  issues:
+    types:
+      - labeled
+
+jobs:
+  issue-manager:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: tiangolo/issue-manager@0.3.0
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          config: >
+            {
+                "answered": {
+                    "message": "Assuming the original issue was solved, it will be automatically closed now. But feel free to add more comments or create new issues."
+                }
+            }

scripts/build-push.sh

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+#!/usr/bin/env bash
+
+set -e
+
+use_tag="tiangolo/nginx-rtmp:$NAME"
+use_dated_tag="${use_tag}-$(date -I)"
+
+bash scripts/build.sh
+
+docker tag "$use_tag" "$use_dated_tag"
+
+bash scripts/docker-login.sh
+
+docker push "$use_tag"
+docker push "$use_dated_tag"

scripts/build.sh

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+#!/usr/bin/env bash
+set -e
+
+use_tag="tiangolo/nginx-rtmp:$NAME"
+
+docker build -t "$use_tag" .

scripts/docker-login.sh

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+#!/usr/bin/env bash
+
+set -e
+
+echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin