[add-lint-and-ci] - added lint, ci and boilerplate for plugin building

.github/ISSUE_TEMPLATE/bigbluebutton-html-plugin-sdk-issue.md

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+---
+name: BBB-Plugin-SDK
+about: Template for creating BBB-Plugin-SDK Issue (SDK to create plugins for Bigbluebutton).
+title: ''
+labels: 'module: client'
+assignees: ''
+
+---
+
+<!--PLEASE DO NOT FILE ISSUES FOR GENERAL SUPPORT QUESTIONS.
+This issue tracker is only for bbb development related issues.-->
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. Scroll down to '....'
+4. See error
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Actual behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**BBB version, plugin in which The bug happened and SDK version:**
+BigBlueButton continually evolves. Providing the version/build helps us to pinpoint when an issue was introduced.
+Example:
+$ sudo bbb-conf --check | grep BigBlueButton
+BigBlueButton Server 2.2.2 (1816)
+
+The SDK version is mentioned in the package.json file of the plugin, so search for "bigbluebutton-html-plugin-sdk" inside that file.
+
+**Desktop (please complete the following information):**
+ - OS: [e.g. Windows, Mac]
+ - Browser [e.g. Chrome, Safari]
+ - Version [e.g. 22]
+
+**Smartphone (please complete the following information):**
+ - Device: [e.g. iPhone6]
+ - OS: [e.g. iOS8.1]
+ - Browser [e.g. stock browser, Safari]
+ - Version [e.g. 22]
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: BigBlueButton GitHub Repository
+    url: https://github.com/bigbluebutton/bigbluebutton
+    about: Everything BigBlueButton (in case you are looking for something different than plugin sdk)
+  - name: Looking for commercial support in building/maintaining plugins
+    url: https://bigbluebutton.org/commercial-support
+    about: List of companies offering commercial BigBlueButton support
+  - name: BigBlueButton Developers Mailing List:
+    url: https://groups.google.com/forum/#!forum/bigbluebutton-dev
+    about: Ask questions and share experiences with other BigBlueButton developers (including about plugins).

.github/PULL_REQUEST_TEMPLATE.md

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+<!--
+PLEASE READ THIS MESSAGE.
+
+HOW TO WRITE A GOOD PULL REQUEST?
+
+- Make it small.
+- Do only one thing.
+- Avoid re-formatting.
+- Make sure the code builds and works.
+- Write useful descriptions and titles.
+- Address review comments in terms of additional commits.
+- Do not amend/squash existing ones unless the PR is trivial.
+- Read the contributing guide: https://docs.bigbluebutton.org/support/faq.html#bigbluebutton-development-process
+- Sign and send the Contributor License Agreement: https://docs.bigbluebutton.org/support/faq.html#why-do-i-need-to-sign-a-contributor-license-agreement-to-contribute-source-code
+
+-->
+
+### What does this PR do?
+
+<!-- A brief description of each change being made with this pull request. -->
+
+### Closes Issue(s)
+<!-- List here all the issues closed by this pull request. Use keyword `closes` before each issue number
+Closes #123456
+-->
+Closes #
+
+
+### Motivation
+
+<!-- What inspired you to submit this pull request? -->
+
+### More
+
+<!-- Anything else we should know when reviewing? -->
+- [ ] Added/updated documentation

.github/actions/merge-branches/action.yml

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+name: Merge branches
+on:
+  workflow_call:
+
+runs:
+  using: "composite"
+  steps:
+    - name: Checkout ${{ github.event.pull_request.base.ref || 'master' }}
+      uses: actions/checkout@v4
+      with:
+        ref: ${{ github.event.pull_request.base.ref || '' }}
+        fetch-depth: 0 # Fetch all history
+    - name: Merge pr-${{ github.event.number }} into ${{ github.event.pull_request.base.ref }}
+      if: github.event_name == 'pull_request'
+      shell: bash
+      run: |
+        git config user.name "BBB Automated Tests"
+        git config user.email "tests@bigbluebutton.org"
+        git config pull.rebase false
+        git pull origin pull/${{ github.event.number }}/head:${{ github.head_ref }}

.github/config.yml

@@ -5,4 +5,3 @@ newPRWelcomeComment: >
   Thank you for this contribution!
   Could you please confirm if you already sent in the signed Contributor License Agreement? See https://docs.bigbluebutton.org/support/faq.html#why-do-i-need-to-sign-a-contributor-license-agreement-to-contribute-source-code
   Thanks in advance!
-

.github/stale.yml

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+# Number of days of inactivity before an issue becomes stale
+daysUntilStale: 270
+# Number of days of inactivity before a stale issue is closed
+daysUntilClose: 90
+# Issues with these labels will never be considered stale
+exemptLabels:
+  - "status: accepted"
+  - "status: verify"
+  - "target: security"
+  - "type: discussion"
+# Label to use when marking an issue as stale
+staleLabel: "status: stale"
+# Comment to post when marking an issue as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when closing a stale issue. Set to `false` to disable
+closeComment: false

.github/workflows/automated-tests-publish-results.yml

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+name: Automated tests - publish results
+on:
+  workflow_run:
+    workflows:
+      - Automated tests
+    types:
+      - completed
+
+jobs:
+  get-pr-data:
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.event == 'pull_request' }}
+    outputs:
+      pr-number: ${{ steps.set-env.outputs.pr-number }}
+      workflow-id: ${{ steps.set-env.outputs.workflow-id }}
+    steps:
+      # https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#using-data-from-the-triggering-workflow
+      - name: Download artifact
+        uses: actions/github-script@v6
+        with:
+          script: |
+            let allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               run_id: context.payload.workflow_run.id,
+            });
+
+            let matchArtifact = allArtifacts.data.artifacts.filter((artifact) => {
+              return artifact.name == "pr-comment-data"
+            })[0];
+            let download = await github.rest.actions.downloadArtifact({
+               owner: context.repo.owner,
+               repo: context.repo.repo,
+               artifact_id: matchArtifact.id,
+               archive_format: 'zip',
+            });
+            let fs = require('fs');
+            fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/pr-comment-data.zip`, Buffer.from(download.data));
+      - name: Unzip artifact
+        run: unzip pr-comment-data.zip
+      - name: Set env variables
+        id: set-env
+        run: |
+          echo "pr-number=$(cat ./pr_number)" >> $GITHUB_OUTPUT
+          echo "workflow-id=$(cat ./workflow_id)" >> $GITHUB_OUTPUT
+  comment-pr:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    needs: get-pr-data
+    steps:
+      - name: Find Comment
+        uses: peter-evans/find-comment@v2
+        id: fc
+        with:
+          issue-number: ${{ needs.get-pr-data.outputs.pr-number }}
+          comment-author: "github-actions[bot]"
+          body-includes: Automated tests Summary
+      - name: Remove previous comment
+        if: steps.fc.outputs.comment-id != ''
+        uses: actions/github-script@v6
+        with:
+          script: |
+            github.rest.issues.deleteComment({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              comment_id: ${{ steps.fc.outputs.comment-id }}
+            })
+      - name: Passing tests comment
+        if: ${{ github.event.workflow_run.conclusion == 'success' }}
+        uses: peter-evans/create-or-update-comment@v2
+        with:
+          issue-number: ${{ needs.get-pr-data.outputs.pr-number }}
+          body: |
+            <h1>Automated tests Summary</h1>
+            <h3><strong>:white_check_mark:</strong> All the CI tests have passed!</h3>
+      - name: Failing tests comment
+        if: ${{ github.event.workflow_run.conclusion == 'failure' }}
+        uses: peter-evans/create-or-update-comment@v2
+        with:
+          issue-number: ${{ needs.get-pr-data.outputs.pr-number }}
+          body: |
+            <h1> Automated tests Summary</h1>
+            <h3><strong>:rotating_light:</strong> Test workflow has failed</h3>
+
+            ___
+
+            [Click here](${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ needs.get-pr-data.outputs.workflow-id }}) to check the action test reports

.github/workflows/check-merge-conflict.yml

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+name: Merge conflict check
+on:
+  push:
+  pull_request_target:
+    types:
+      - opened
+      - synchronize
+
+permissions:
+  contents: read
+
+jobs:
+  main:
+    permissions:
+      pull-requests: write  # for eps1lon/actions-label-merge-conflict to label PRs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check for dirty pull requests
+        uses: eps1lon/actions-label-merge-conflict@v3
+        with:
+          dirtyLabel: "status: conflict"
+          repoToken: "${{ secrets.GITHUB_TOKEN }}"
+          commentOnDirty: |
+              This pull request has conflicts ☹
+              Please resolve those so we can review the pull request.
+              Thanks.

.github/workflows/ts-code-compilation.yml

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+name: Typescript - compile code
+on: [pull_request]
+permissions:
+  contents: read
+jobs:
+  ts-code-compilation:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Merge branches
+        uses: ./.github/actions/merge-branches
+      - name: install node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+      - name: run npm install
+        run: npm install
+      - name: typescript code compilation
+        run: npx tsc

.github/workflows/ts-code-validation.yml

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+name: Typescript - validate code (eslint)
+on: [pull_request]
+
+permissions:
+  contents: read
+jobs:
+  ts-code-validation:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+      - name: Merge branches
+        uses: ./.github/actions/merge-branches
+      - name: install node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+      - name: run npm install
+        run: npm install
+      - name: typescript code validation with eslint
+        run: npm run lint