feat: introduce the Communications Nextcloud application (POC)

.editorconfig

@@ -0,0 +1,22 @@
+# SPDX-FileCopyrightText: 2026 LibreCode Coop and contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = tab
+indent_size = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.yml]
+indent_style = space
+indent_size = 2
+
+[package*.json]
+indent_style = space
+indent_size = 2
+
+[*.md]
+trim_trailing_whitespace = false

.gitattributes

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+# SPDX-FileCopyrightText: 2026 LibreCode Coop and contributors
+# SPDX-License-Identifier: MIT
+# Generated unified-diff context contains necessary single-space blank lines.
+.github/workflows/*.yml.patch whitespace=-blank-at-eol

.github/CODEOWNERS

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+# SPDX-FileCopyrightText: 2026 LibreCode Coop and contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+* @LibreCodeCoop/maintainers

.github/actions-lock.txt

@@ -0,0 +1,20 @@
+# SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+# workflow-lock-schema: 3
+
+{"workflow":"lint-eslint.yml","sha256":"df96f11e21550ebf11249aa9e41d7eb176744566de30536edccc6bb4b18bf75a","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"lint-info-xml.yml","sha256":"3a2ed92f25ae9a233d6d64d44bd122b39dee0f153e7a1a9dc81bfb19adcec09b","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"lint-php-cs.yml","sha256":"5a9693b730f2f5196002e0d70af635bb5122ee2460096871818c508dc7553742","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"lint-php.yml","sha256":"83d968027814e65e315744d535022cd81d5c96ed38c449d96d74dda8828f4728","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"lint-stylelint.yml","sha256":"69b6182394787d69c62396b2b392c3b605500b539071cc19bea6a2d5e453ded1","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"lint-typescript.yml","sha256":"579bd73707b32d44e58ae60608e1988b8a9d36efa018662d5ef26abd0375a668","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"node-test.yml","sha256":"e63a20fd12c2744d5c3e05ee32fefc9fc67c03c8e6a15f35353bbea0e227c898","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"npm-build.yml","sha256":"fb2286462952d423b396aae7337537aa1619c7b9fb65585ac453a098e188a542","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"phpstan.yml","sha256":"3737c57183fb37a41d0fa4cf2efa55245e7fc8348dbad43faf9ee6197440edae","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"phpunit-mariadb.yml","sha256":"1c3c9f5429e64e13c34ba44cc8fb9d1f1d8b6b68bb77bee5ed049e2f55fedfc5","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"phpunit-pgsql.yml","sha256":"83e66f6d6b86d833b9d5da960457e5c122da64f1929872ca79c6d7f4929aa85d","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"phpunit-sqlite.yml","sha256":"ffd463dd916be01f1cd37840a50b4dd2b55ffa6368aced98f273714c2fded5ef","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"playwright.yml","sha256":"cc98690a7cf35e9c991d0d83ec15bbe58ab55b507e1940d20d880fc6d43491a4","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"reuse.yml","sha256":"f563735e1a573cca3acb2975321ee760e5d52cb6ca64bfcc11a5da4ae0f9bf73","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}
+{"workflow":"sync-workflow-templates.yml","sha256":"be4a15cf5b8ec4a50526c03b44c67a03bab5e1265ebdc9afd5e3cb8c3825a6e5","catalog_commit":"b2013e836b49f1cf03db7c7257e9662539e971a8"}

.github/workflows/composer-audit.yml

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+# SPDX-FileCopyrightText: 2026 LibreCode Coop and contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+name: Composer audit
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+permissions:
+  contents: read
+concurrency:
+  group: communications-composer-audit-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+jobs:
+  composer-audit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+      - name: Read Nextcloud and PHP compatibility from official version matrix
+        id: versions
+        uses: nextcloud-libraries/nextcloud-version-matrix@71959de73c244b11ecbf4503b87c41d65b0f64ae # v1.3.4
+      - uses: shivammathur/setup-php@eb7c497e18156a6bbabfef1d3a82760b9eda3962 # v2.40.0
+        with:
+          php-version: ${{ steps.versions.outputs.php-min }}
+          extensions: mbstring, intl, dom, xml, zip, sqlite3, pdo_sqlite
+          coverage: none
+          tools: composer:v2
+      - run: composer validate --strict --no-check-publish
+      - run: composer install --no-interaction --prefer-dist --no-progress
+      - run: composer audit

.github/workflows/lint-eslint.yml

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+# This workflow is provided via the organization template repository
+#
+# https://github.com/LibreCodeCoop/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+#
+# SPDX-FileCopyrightText: 2021-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Lint eslint
+
+on: pull_request
+
+permissions:
+  contents: read
+
+concurrency:
+  group: lint-eslint-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  changes:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: read
+
+    outputs:
+      src: ${{ steps.changes.outputs.src}}
+
+    steps:
+      - uses: dorny/paths-filter@ceb8a2b8f2d89434be7ff52d3de7ec3738c5cc9d # v4.0.3
+        id: changes
+        continue-on-error: true
+        with:
+          filters: |
+            src:
+              - '.github/workflows/**'
+              - 'src/**'
+              - 'appinfo/info.xml'
+              - 'package.json'
+              - 'package-lock.json'
+              - 'tsconfig.json'
+              - '.eslintrc.*'
+              - '.eslintignore'
+              - '**.js'
+              - '**.ts'
+              - '**.vue'
+
+  lint:
+    runs-on: ubuntu-latest
+
+    needs: changes
+    if: needs.changes.outputs.src != 'false'
+
+    name: NPM lint
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Read package.json node and npm engines version
+        uses: nextcloud-libraries/parse-package-engines-action@39fcc545a815c353dd0a3fd8fd2ef6e59fd02b92 # v0.2.0
+        id: versions
+
+      - name: Set up node ${{ steps.versions.outputs.node-version }}
+        uses: actions/setup-node@949feb2413d6458794dcd2491c4babbbce0c15c1 # v7.1.0
+        with:
+          node-version: ${{ steps.versions.outputs.node-version || '^24' }}
+
+      - name: Set up npm ${{ steps.versions.outputs.package-manager-version }}
+        env:
+          NPM_VERSION: ${{ steps.versions.outputs.package-manager-name == 'npm' && steps.versions.outputs.package-manager-version || '^11.3' }}
+        run: npm i -g "npm@${NPM_VERSION}"
+
+      - name: Install dependencies
+        env:
+          CYPRESS_INSTALL_BINARY: 0
+          PUPPETEER_SKIP_DOWNLOAD: true
+        run: npm ci
+
+      - name: Lint
+        run: npm run lint
+
+  summary:
+    permissions:
+      contents: none
+    runs-on: ubuntu-latest
+    needs: [changes, lint]
+
+    if: always()
+
+    # This is the summary, we just avoid to rename it so that branch protection rules still match
+    name: eslint
+
+    steps:
+      - name: Summary status
+        run: if ${{ needs.changes.outputs.src != 'false' && needs.lint.result != 'success' }}; then exit 1; fi

.github/workflows/lint-info-xml.yml

@@ -0,0 +1,40 @@
+# This workflow is provided via the organization template repository
+#
+# https://github.com/LibreCodeCoop/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+#
+# SPDX-FileCopyrightText: 2021-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Lint info.xml
+
+on: pull_request
+
+permissions:
+  contents: read
+
+concurrency:
+  group: lint-info-xml-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  xml-linters:
+    runs-on: ubuntu-latest
+
+    name: info.xml lint
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+          sparse-checkout: |
+            appinfo/
+
+      - name: Download schema
+        run: wget https://raw.githubusercontent.com/nextcloud/appstore/master/nextcloudappstore/api/v1/release/info.xsd
+
+      - name: Lint info.xml
+        uses: ChristophWurst/xmllint-action@36f2a302f84f8c83fceea0b9c59e1eb4a616d3c1 # v1.2
+        with:
+          xml-file: ./appinfo/info.xml
+          xml-schema-file: ./info.xsd

.github/workflows/lint-php-cs.yml

@@ -0,0 +1,57 @@
+# This workflow is provided via the organization template repository
+#
+# https://github.com/LibreCodeCoop/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+#
+# SPDX-FileCopyrightText: 2021-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Lint php-cs
+
+on: pull_request
+
+permissions:
+  contents: read
+
+concurrency:
+  group: lint-php-cs-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 12
+
+    name: php-cs
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Get php version
+        id: versions
+        uses: nextcloud-libraries/nextcloud-version-matrix@71959de73c244b11ecbf4503b87c41d65b0f64ae # v1.3.4
+
+      - name: Set up php${{ steps.versions.outputs.php-min }}
+        uses: shivammathur/setup-php@eb7c497e18156a6bbabfef1d3a82760b9eda3962 # 2.40.0
+        with:
+          php-version: ${{ steps.versions.outputs.php-min }}
+          extensions: bz2, ctype, curl, dom, fileinfo, gd, iconv, intl, json, libxml, mbstring, openssl, pcntl, posix, session, simplexml, xmlreader, xmlwriter, zip, zlib, sqlite, pdo_sqlite
+          coverage: none
+          ini-file: development
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          update: true
+          verbose: true
+
+      - name: Remove nextcloud/ocp
+        run: |
+          composer remove nextcloud/ocp --dev --no-scripts
+
+      - name: Install composer dependencies
+        uses: ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda # 4.0.0
+
+      - name: Lint
+        run: composer run cs:check || ( echo 'Please run `composer run cs:fix` to format your code' && exit 1 )

.github/workflows/lint-php.yml

@@ -0,0 +1,76 @@
+# This workflow is provided via the organization template repository
+#
+# https://github.com/LibreCodeCoop/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+#
+# SPDX-FileCopyrightText: 2021-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Lint php
+
+on: pull_request
+
+permissions:
+  contents: read
+
+concurrency:
+  group: lint-php-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  matrix:
+    runs-on: ubuntu-latest
+    outputs:
+      php-min: ${{ steps.versions.outputs.php-min }}
+      php-max: ${{ steps.versions.outputs.php-max }}
+    steps:
+      - name: Checkout app
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Get version matrix
+        id: versions
+        uses: nextcloud-libraries/nextcloud-version-matrix@71959de73c244b11ecbf4503b87c41d65b0f64ae # v1.3.4
+
+  php-lint:
+    runs-on: ubuntu-latest
+    needs: matrix
+    strategy:
+      matrix:
+        php-versions: ['${{ needs.matrix.outputs.php-min }}', '${{ needs.matrix.outputs.php-max }}']
+
+    name: php-lint
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Set up php ${{ matrix.php-versions }}
+        uses: shivammathur/setup-php@eb7c497e18156a6bbabfef1d3a82760b9eda3962 # 2.40.0
+        with:
+          php-version: ${{ matrix.php-versions }}
+          extensions: bz2, ctype, curl, dom, fileinfo, gd, iconv, intl, json, libxml, mbstring, openssl, pcntl, posix, session, simplexml, xmlreader, xmlwriter, zip, zlib, sqlite, pdo_sqlite
+          coverage: none
+          ini-file: development
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Lint
+        run: composer run lint
+
+  summary:
+    permissions:
+      contents: none
+    runs-on: ubuntu-latest
+    needs: php-lint
+
+    if: always()
+
+    name: php-lint-summary
+
+    steps:
+      - name: Summary status
+        run: if ${{ needs.php-lint.result != 'success' && needs.php-lint.result != 'skipped' }}; then exit 1; fi