init

.github/workflows/cant-reproduce.yml

@@ -0,0 +1,25 @@
+name: Can't reproduce.
+
+on:
+  schedule:
+    - cron: '0 3 * * *'
+
+jobs:
+  cant-reproduce:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: lee-dohm/no-response@v0.5.0
+        with:
+          token: ${{ github.token }}
+          responseRequiredLabel: cant reproduce
+          closeComment: >
+            This issue has been automatically closed because no developer succeeded to
+            reproduce the issue with the given reproduction steps. With only the
+            information that is currently in the issue, we don't have enough
+            information to take action. Please reach out if you find what's missing to
+            reproduce the issue so that we can investigate further.
+
+
+            Note that GitHub is a developer communication platform. If you're an ordinary
+            user seeking for help, get to support crew via `Settings -> Ask question` in
+            the application.

.github/workflows/copyright_year_updater.yml

@@ -0,0 +1,16 @@
+name: Copyright year updater.
+
+on:
+  repository_dispatch:
+    types: ["Restart copyright_year_updater workflow."]
+  schedule:
+    # At 03:00 on January 1.
+    - cron: "0 3 1 1 *"
+
+jobs:
+  Copyright-year:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: desktop-app/action_code_updater@master
+        with:
+          type: "license-year"

.github/workflows/docker.yml

@@ -0,0 +1,42 @@
+name: Docker.
+
+on:
+  push:
+    paths:
+      - '.github/workflows/docker.yml'
+      - 'Telegram/build/docker/centos_env/**'
+
+jobs:
+  docker:
+    name: Ubuntu
+    runs-on: ubuntu-latest
+    if: github.ref_name == github.event.repository.default_branch
+
+    env:
+      IMAGE_TAG: ghcr.io/${{ github.repository }}/centos_env:latest
+
+    steps:
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+
+      - name: First set up.
+        run: |
+          sudo apt update
+          curl -sSL https://install.python-poetry.org | python3 -
+          echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
+
+      - name: Free up some disk space.
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
+        with:
+          tool-cache: true
+
+      - name: Docker image build.
+        run: |
+          cd Telegram/build/docker/centos_env
+          poetry install
+          DEBUG= LTO= poetry run gen_dockerfile | DOCKER_BUILDKIT=1 docker build -t $IMAGE_TAG -
+
+      - name: Push the Docker image.
+        run: docker push $IMAGE_TAG

.github/workflows/issue_closer.yml

@@ -0,0 +1,14 @@
+name: Issue closer.
+
+on:
+  issues:
+    types: opened
+
+jobs:
+  comment:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Process an issue.
+        uses: desktop-app/action_issue_closer@master
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/linux.yml

@@ -0,0 +1,157 @@
+name: Linux.
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/linux.yml'
+      - 'snap/**'
+      - 'Telegram/build/**'
+      - '!Telegram/build/docker/centos_env/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.bat'
+      - 'Telegram/Telegram.plist'
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/linux.yml'
+      - 'snap/**'
+      - 'Telegram/build/**'
+      - '!Telegram/build/docker/centos_env/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.bat'
+      - 'Telegram/Telegram.plist'
+
+jobs:
+
+  linux:
+    name: Rocky Linux 8
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        defines:
+          - ""
+          - "DESKTOP_APP_DISABLE_X11_INTEGRATION"
+
+    env:
+      UPLOAD_ARTIFACT: "true"
+      ONLY_CACHE: "false"
+      IMAGE_TAG: tdesktop:centos_env
+
+    steps:
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+
+      - name: First set up.
+        run: |
+          sudo apt update
+          curl -sSL https://install.python-poetry.org | python3 -
+          cd Telegram/build/docker/centos_env
+          poetry install
+          DOCKERFILE=$(DEBUG= LTO= poetry run gen_dockerfile)
+          echo "$DOCKERFILE" > Dockerfile
+          rm -rf __pycache__
+
+      - name: Free up some disk space.
+        uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be
+        with:
+          tool-cache: true
+
+      - name: Set up Docker Buildx.
+        uses: docker/setup-buildx-action@v3
+
+      - name: Libraries cache.
+        uses: actions/cache@v5
+        with:
+          path: ${{ runner.temp }}/.buildx-cache
+          key: ${{ runner.OS }}-libs-${{ hashFiles('Telegram/build/docker/centos_env/**') }}
+          restore-keys: ${{ runner.OS }}-libs-
+
+      - name: Libraries.
+        uses: docker/build-push-action@v6
+        with:
+          context: Telegram/build/docker/centos_env
+          load: ${{ env.ONLY_CACHE == 'false' }}
+          tags: ${{ env.IMAGE_TAG }}
+          cache-from: type=local,src=${{ runner.temp }}/.buildx-cache
+          cache-to: type=local,dest=${{ runner.temp }}/.buildx-cache-new,mode=max
+
+      - name: Move cache.
+        run: |
+          rm -rf ${{ runner.temp }}/.buildx-cache
+          mv ${{ runner.temp }}/.buildx-cache{-new,}
+
+      - name: Telegram Desktop build.
+        if: env.ONLY_CACHE == 'false'
+        run: |
+          DEFINE=""
+          if [ -n "${{ matrix.defines }}" ]; then
+            DEFINE="-D ${{ matrix.defines }}=ON"
+            echo Define from matrix: $DEFINE
+            echo "ARTIFACT_NAME=Telegram ${{ matrix.defines }}" >> $GITHUB_ENV
+          else
+            echo "ARTIFACT_NAME=Telegram" >> $GITHUB_ENV
+          fi
+
+          docker run --rm \
+          -u $(id -u) \
+          -v $PWD:/usr/src/tdesktop \
+          -e CONFIG=Debug \
+          $IMAGE_TAG \
+          /usr/src/tdesktop/Telegram/build/docker/centos_env/build.sh \
+          -D CMAKE_CONFIGURATION_TYPES=Debug \
+          -D CMAKE_C_FLAGS_DEBUG="-O0" \
+          -D CMAKE_CXX_FLAGS_DEBUG="-O0" \
+          -D CMAKE_COMPILE_WARNING_AS_ERROR=ON \
+          -D TDESKTOP_API_TEST=ON \
+          -D DESKTOP_APP_DISABLE_AUTOUPDATE=OFF \
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
+          $DEFINE
+
+      - name: Check.
+        if: env.ONLY_CACHE == 'false'
+        run: |
+          filePath="out/Debug/Telegram"
+          if test -f "$filePath"; then
+            echo "Build successfully done! :)"
+
+            size=$(stat -c %s "$filePath")
+            echo "File size of ${filePath}: ${size} Bytes."
+          else
+            echo "Build error, output file does not exist."
+            exit 1
+          fi
+
+      - name: Move artifact.
+        if: env.UPLOAD_ARTIFACT == 'true'
+        run: |
+          cd out/Debug
+          mkdir artifact
+          mv {Telegram,Updater} artifact/
+      - uses: actions/upload-artifact@v6
+        if: env.UPLOAD_ARTIFACT == 'true'
+        name: Upload artifact.
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: out/Debug/artifact/

.github/workflows/lock.yml

@@ -0,0 +1,15 @@
+name: 'Lock Threads'
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  lock:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: dessant/lock-threads@v6
+        with:
+          github-token: ${{ github.token }}
+          issue-inactive-days: 45
+          pr-inactive-days: 45

.github/workflows/mac.yml

@@ -0,0 +1,139 @@
+name: MacOS.
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/mac.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/docker/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/configure.bat'
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/mac.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/docker/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/configure.bat'
+
+jobs:
+
+  macos:
+    name: MacOS
+    runs-on: macos-latest
+
+    strategy:
+      matrix:
+        defines:
+          - ""
+    env:
+      UPLOAD_ARTIFACT: "true"
+      ONLY_CACHE: "false"
+      PREPARE_PATH: "Telegram/build/prepare/prepare.py"
+
+    steps:
+      - name: Get repository name.
+        run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
+
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+          path: ${{ env.REPO_NAME }}
+
+      - name: First set up.
+        run: |
+          sudo chown -R `whoami`:admin /usr/local/share
+
+          brew update
+          brew upgrade || true
+          brew install automake meson nasm ninja pkg-config
+
+          # Disable spotlight.
+          sudo mdutil -a -i off
+
+          sudo xcode-select -s /Applications/Xcode.app/Contents/Developer
+
+          sudo sed -i '' '/CMAKE_${lang}_FLAGS_DEBUG_INIT/s/ -g//' /opt/homebrew/share/cmake/Modules/Compiler/GNU.cmake
+
+      - name: ThirdParty cache.
+        id: cache-third-party
+        uses: actions/cache@v5
+        with:
+          path: ThirdParty
+          key: ${{ runner.OS }}-third-party-${{ hashFiles(format('{0}/{1}', env.REPO_NAME, env.PREPARE_PATH)) }}
+          restore-keys: ${{ runner.OS }}-third-party-
+
+      - name: Libraries cache.
+        id: cache-libs
+        uses: actions/cache@v5
+        with:
+          path: Libraries
+          key: ${{ runner.OS }}-libs-${{ hashFiles(format('{0}/{1}', env.REPO_NAME, env.PREPARE_PATH)) }}
+          restore-keys: ${{ runner.OS }}-libs-
+
+      - name: Libraries.
+        run: |
+          ./$REPO_NAME/Telegram/build/prepare/mac.sh skip-release silent
+
+      - name: Free up some disk space.
+        run: find Libraries '(' '(' ! '(' -name '*.a' -o -name '*.h' -o -name '*.hpp' -o -name '*.inc' -o -name '*.cmake' -o -path '*/include/*' -o -path '*/objects-*' -o -path '*/cache_keys/*' -o -perm +111 ')' -type f ')' -o -empty ')' -delete
+
+      - name: Telegram Desktop build.
+        if: env.ONLY_CACHE == 'false'
+        run: |
+          cd $REPO_NAME/Telegram
+
+          DEFINE=""
+          if [ -n "${{ matrix.defines }}" ]; then
+            DEFINE="-D ${{ matrix.defines }}=ON"
+            echo Define from matrix: $DEFINE
+            echo "ARTIFACT_NAME=Telegram ${{ matrix.defines }}" >> $GITHUB_ENV
+          else
+            echo "ARTIFACT_NAME=Telegram" >> $GITHUB_ENV
+          fi
+
+          ./configure.sh \
+          -D CMAKE_CONFIGURATION_TYPES=Debug \
+          -D CMAKE_COMPILE_WARNING_AS_ERROR=ON \
+          -D CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED=NO \
+          -D TDESKTOP_API_TEST=ON \
+          -D DESKTOP_APP_DISABLE_AUTOUPDATE=OFF \
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF \
+          $DEFINE
+
+          cmake --build ../out --config Debug --parallel
+
+      - name: Move artifact.
+        if: env.UPLOAD_ARTIFACT == 'true'
+        run: |
+          cd $REPO_NAME/out/Debug
+          mkdir artifact
+          mv Telegram.app artifact/
+          mv Updater artifact/
+      - uses: actions/upload-artifact@v6
+        if: env.UPLOAD_ARTIFACT == 'true'
+        name: Upload artifact.
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: ${{ env.REPO_NAME }}/out/Debug/artifact/

.github/workflows/mac_packaged.yml

@@ -0,0 +1,195 @@
+name: MacOS Packaged.
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/mac_packaged.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/configure.bat'
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/mac_packaged.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/configure.bat'
+
+jobs:
+
+  macos:
+    name: MacOS
+    runs-on: macos-latest
+
+    strategy:
+      matrix:
+        defines:
+          - ""
+
+    env:
+      GIT: "https://github.com"
+      CMAKE_PREFIX_PATH: "/opt/homebrew/opt/ffmpeg@6:/opt/homebrew/opt/openal-soft"
+      UPLOAD_ARTIFACT: "true"
+      ONLY_CACHE: "false"
+      MANUAL_CACHING: "1"
+      AUTO_CACHING: "1"
+
+    steps:
+      - name: Get repository name.
+        run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
+
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+          path: ${{ env.REPO_NAME }}
+
+      - name: First set up.
+        run: |
+          brew update
+          brew upgrade || true
+          brew install ada-url autoconf automake boost cmake ffmpeg@6 jpeg-xl libavif libheif libtool openal-soft openh264 openssl opus ninja pkg-config python qtbase qtimageformats qtsvg xz
+          sudo xcode-select -s /Applications/Xcode.app/Contents/Developer
+
+          xcodebuild -version > CACHE_KEY.txt
+          brew list --versions >> CACHE_KEY.txt
+          echo $MANUAL_CACHING >> CACHE_KEY.txt
+          echo "$GITHUB_WORKSPACE" >> CACHE_KEY.txt
+          if [ "$AUTO_CACHING" = "1" ]; then
+            thisFile=$REPO_NAME/.github/workflows/mac_packaged.yml
+            echo `md5 -q $thisFile` >> CACHE_KEY.txt
+          fi
+          echo "CACHE_KEY=`md5 -q CACHE_KEY.txt`" >> $GITHUB_ENV
+
+          echo "MACOSX_DEPLOYMENT_TARGET=$(grep 'set(QT_SUPPORTED_MIN_MACOS_VERSION' /opt/homebrew/Cellar/qtbase/*/lib/cmake/Qt6/Qt6ConfigExtras.cmake | sed -E 's/^.*"(.*)"\)$/\1/')" >> $GITHUB_ENV
+          echo "LibrariesPath=`pwd`" >> $GITHUB_ENV
+
+          echo "WEBRTC=`curl -sSL --header 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' https://api.github.com/repos/desktop-app/tg_owt/git/refs/heads/master | jq -r .object.sha`" >> $GITHUB_ENV
+
+      - name: RNNoise.
+        run: |
+          cd $LibrariesPath
+
+          git clone --depth=1 https://gitlab.xiph.org/xiph/rnnoise.git
+          cd rnnoise
+          ./autogen.sh
+          ./configure --disable-examples --disable-doc
+          make -j$(sysctl -n hw.logicalcpu)
+          sudo make install
+
+      - name: WebRTC cache.
+        id: cache-webrtc
+        uses: actions/cache@v5
+        with:
+          path: ${{ env.LibrariesPath }}/tg_owt
+          key: ${{ runner.OS }}-webrtc-${{ env.WEBRTC }}-${{ env.CACHE_KEY }}
+      - name: WebRTC.
+        if: steps.cache-webrtc.outputs.cache-hit != 'true'
+        run: |
+          cd $LibrariesPath
+
+          git clone --depth=1 --recursive --shallow-submodules $GIT/desktop-app/tg_owt.git
+          cd tg_owt
+
+          cmake -Bbuild -GNinja . \
+          -DCMAKE_BUILD_TYPE=Debug \
+          -DCMAKE_C_FLAGS_DEBUG="" \
+          -DCMAKE_CXX_FLAGS_DEBUG="" \
+          -DCMAKE_DISABLE_FIND_PACKAGE_absl=ON
+
+          cmake --build build --parallel
+
+      - name: TDE2E cache.
+        id: cache-tde2e
+        uses: actions/cache@v5
+        with:
+          path: ${{ env.LibrariesPath }}/tde2e
+          key: ${{ runner.OS }}-tde2e-${{ env.CACHE_KEY }}
+      - name: TDE2E.
+        if: steps.cache-tde2e.outputs.cache-hit != 'true'
+        run: |
+          cd $LibrariesPath
+
+          git init tde2e
+          cd tde2e
+          git remote add origin $GIT/tdlib/td.git
+          git fetch --depth=1 origin 51743dfd01dff6179e2d8f7095729caa4e2222e9
+          git reset --hard FETCH_HEAD
+
+          cmake -Bbuild -GNinja . \
+          -DCMAKE_BUILD_TYPE=Debug \
+          -DCMAKE_INSTALL_PREFIX=$PWD/build/prefix \
+          -DCMAKE_C_FLAGS_DEBUG="" \
+          -DCMAKE_CXX_FLAGS_DEBUG="" \
+          -DTD_E2E_ONLY=ON
+
+          cmake --build build --parallel
+          cmake --install build
+
+      - name: Telegram Desktop build.
+        if: env.ONLY_CACHE == 'false'
+        env:
+          tg_owt_DIR: ${{ env.LibrariesPath }}/tg_owt/build
+          tde2e_DIR: ${{ env.LibrariesPath }}/tde2e/build/prefix
+        run: |
+          cd $REPO_NAME
+
+          DEFINE=""
+          if [ -n "${{ matrix.defines }}" ]; then
+            DEFINE="-D ${{ matrix.defines }}=ON"
+            echo Define from matrix: $DEFINE
+            echo "ARTIFACT_NAME=Telegram ${{ matrix.defines }}" >> $GITHUB_ENV
+          else
+            echo "ARTIFACT_NAME=Telegram" >> $GITHUB_ENV
+          fi
+
+          cmake -Bbuild -GNinja . \
+          -DCMAKE_BUILD_TYPE=Debug \
+          -DCMAKE_C_FLAGS_DEBUG="" \
+          -DCMAKE_CXX_FLAGS_DEBUG="" \
+          -DTDESKTOP_API_TEST=ON \
+          $DEFINE
+
+          cmake --build build --parallel
+
+          cd build
+          macdeployqt Telegram.app
+          codesign --remove-signature Telegram.app
+
+          mkdir dmgsrc
+          mv Telegram.app dmgsrc
+          hdiutil create -volname Telegram -srcfolder dmgsrc -ov -format UDZO Telegram.dmg
+
+      - name: Move artifact.
+        if: env.UPLOAD_ARTIFACT == 'true'
+        run: |
+          cd $REPO_NAME/build
+          mkdir artifact
+          mv Telegram.dmg artifact/
+      - uses: actions/upload-artifact@v6
+        if: env.UPLOAD_ARTIFACT == 'true'
+        name: Upload artifact.
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: ${{ env.REPO_NAME }}/build/artifact/

.github/workflows/master_updater.yml

@@ -0,0 +1,13 @@
+name: Master branch updater.
+
+on:
+  release:
+    types: released
+
+jobs:
+  User-agent:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: desktop-app/action_code_updater@master
+        with:
+          type: "dev-to-master"

.github/workflows/needs-user-action.yml

@@ -0,0 +1,16 @@
+name: Needs user action.
+
+on:
+  issue_comment:
+    types: [created]
+  schedule:
+    - cron: '0 2 * * *'
+
+jobs:
+  needs-user-action:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: lee-dohm/no-response@v0.5.0
+        with:
+          token: ${{ github.token }}
+          responseRequiredLabel: needs user action

.github/workflows/snap.yml

@@ -0,0 +1,87 @@
+name: Snap.
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/snap.yml'
+      - 'Telegram/build/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.bat'
+      - 'Telegram/Telegram.plist'
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/snap.yml'
+      - 'Telegram/build/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/Resources/winrc/**'
+      - 'Telegram/SourceFiles/platform/win/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.bat'
+      - 'Telegram/Telegram.plist'
+
+jobs:
+
+  snap:
+    name: Ubuntu
+    runs-on: ubuntu-latest
+
+    env:
+      UPLOAD_ARTIFACT: "true"
+
+    steps:
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+          submodules: recursive
+
+      - name: First set up.
+        run: |
+          sudo iptables -P FORWARD ACCEPT
+          sudo snap install --classic snapcraft
+          sudo usermod -aG lxd $USER
+          sudo lxd init --auto
+          sudo lxd waitready
+
+      - name: Free up some disk space.
+        uses: samueldr/more-space-action@97048bd0df83fb05b5257887bdbaffc848887673
+        with:
+          enable-remove-default-apt-patterns: false
+          enable-lvm-span: true
+          lvm-span-mountpoint: /var/snap/lxd/common/lxd/storage-pools/default/containers
+
+      - name: Telegram Desktop snap build.
+        run: sudo -u $USER snap run snapcraft --verbosity=debug
+
+      - name: Move artifact.
+        if: env.UPLOAD_ARTIFACT == 'true'
+        run: |
+          artifact_name=$(echo telegram-desktop_*.snap)
+          echo "ARTIFACT_NAME=$artifact_name" >> $GITHUB_ENV
+
+          mkdir artifact
+          mv $artifact_name artifact
+
+      - uses: actions/upload-artifact@v6
+        if: env.UPLOAD_ARTIFACT == 'true'
+        name: Upload artifact.
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: artifact

.github/workflows/stale.yml

@@ -0,0 +1,25 @@
+name: 'Close stale issues and PRs'
+on:
+  schedule:
+    - cron: '30 1 * * *'
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v10
+        with:
+          stale-issue-message: |
+            Hey there!
+
+            This issue was inactive for a long time and will be automatically closed in 30 days if there isn't any further activity. We therefore assume that the user has lost interest or resolved the problem on their own.
+
+            Don't worry though; if this is an error, let us know with a comment and we'll be happy to reopen the issue.
+
+            Thanks!
+          stale-issue-label: 'stale'
+          exempt-issue-labels: 'enhancement'
+          days-before-stale: 180
+          days-before-close: 30
+          days-before-pr-stale: -1
+          operations-per-run: 1000

.github/workflows/user_agent_updater.yml

@@ -0,0 +1,16 @@
+name: User-agent updater.
+
+on:
+  repository_dispatch:
+    types: ["Restart user_agent_updater workflow."]
+  schedule:
+    # At 00:00 on day-of-month 1.
+    - cron: "0 0 1 * *"
+
+jobs:
+  User-agent:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: desktop-app/action_code_updater@master
+        with:
+          type: "user-agent"

.github/workflows/waiting-for-answer.yml

@@ -0,0 +1,16 @@
+name: Waiting for answer.
+
+on:
+  issue_comment:
+    types: [created]
+  schedule:
+    - cron: '30 0 * * *'
+
+jobs:
+  waiting-for-answer:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: lee-dohm/no-response@v0.5.0
+        with:
+          token: ${{ github.token }}
+          responseRequiredLabel: waiting for answer

.github/workflows/win.yml

@@ -0,0 +1,210 @@
+name: Windows.
+
+on:
+  push:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - '!docs/building-win*.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/win.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/docker/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.sh'
+      - 'Telegram/Telegram.plist'
+  pull_request:
+    paths-ignore:
+      - 'docs/**'
+      - '**.md'
+      - '!docs/building-win*.md'
+      - 'changelog.txt'
+      - 'LEGAL'
+      - 'LICENSE'
+      - '.github/**'
+      - '!.github/workflows/win.yml'
+      - 'lib/xdg/**'
+      - 'snap/**'
+      - 'Telegram/build/docker/**'
+      - 'Telegram/Resources/uwp/**'
+      - 'Telegram/SourceFiles/platform/linux/**'
+      - 'Telegram/SourceFiles/platform/mac/**'
+      - 'Telegram/Telegram/**'
+      - 'Telegram/configure.sh'
+      - 'Telegram/Telegram.plist'
+
+jobs:
+
+  windows:
+    name: Windows
+    runs-on: windows-latest
+
+    strategy:
+      matrix:
+        arch: [Win32, x64]
+        generator: ["", "Ninja Multi-Config"]
+
+    env:
+      UPLOAD_ARTIFACT: "true"
+      ONLY_CACHE: "false"
+      PREPARE_PATH: "Telegram/build/prepare/prepare.py"
+
+    defaults:
+      run:
+        shell: cmd
+
+    steps:
+      - name: Prepare directories.
+        run: |
+          mkdir %userprofile%\TBuild\Libraries
+          mklink /d %GITHUB_WORKSPACE%\TBuild %userprofile%\TBuild
+          echo TBUILD=%GITHUB_WORKSPACE%\TBuild>>%GITHUB_ENV%
+
+      - name: Get repository name.
+        shell: bash
+        run: echo "REPO_NAME=${GITHUB_REPOSITORY##*/}" >> $GITHUB_ENV
+
+      - name: Clone.
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+          path: ${{ env.TBUILD }}\${{ env.REPO_NAME }}
+
+      - name: First set up.
+        shell: bash
+        run: |
+          DOCPATH=$TBUILD/$REPO_NAME/docs/building-win.md
+          [ "${{ matrix.arch }}" != Win32 ] && DOCPATH=$TBUILD/$REPO_NAME/docs/building-win-${{ matrix.arch }}.md
+          SDK="$(grep "SDK version" $DOCPATH | sed -r 's/.*\*\*(.*)\*\* SDK version.*/\1/')"
+          echo "SDK=$SDK" >> $GITHUB_ENV
+
+          sed -i '/CMAKE_${lang}_FLAGS_DEBUG_INIT/s/${_Zi}//' "$PROGRAMFILES"/CMake/share/cmake*/Modules/Platform/Windows-MSVC.cmake
+
+          echo "$(sha256sum $TBUILD/$REPO_NAME/$PREPARE_PATH | awk '{ print $1 }')" >> CACHE_KEY.txt
+          echo "$SDK" >> CACHE_KEY.txt
+          echo "CACHE_KEY=$(sha256sum CACHE_KEY.txt | awk '{ print $1 }')" >> $GITHUB_ENV
+
+          echo "Configurate git for cherry-picks."
+          git config --global user.email "you@example.com"
+          git config --global user.name "Sample"
+
+      - uses: ilammy/msvc-dev-cmd@v1.13.0
+        name: Native Tools Command Prompt.
+        with:
+          arch: ${{ matrix.arch }}
+          sdk: ${{ env.SDK }}
+
+      - name: NuGet sources.
+        run: |
+          nuget sources Disable -Name "Microsoft Visual Studio Offline Packages"
+          nuget sources Add -Source https://api.nuget.org/v3/index.json & exit 0
+
+      - name: ThirdParty cache.
+        id: cache-third-party
+        uses: actions/cache@v5
+        with:
+          path: ${{ env.TBUILD }}\ThirdParty
+          key: ${{ runner.OS }}-${{ matrix.arch }}-third-party-${{ env.CACHE_KEY }}
+          restore-keys: ${{ runner.OS }}-${{ matrix.arch }}-third-party-
+
+      - name: Libraries cache.
+        id: cache-libs
+        uses: actions/cache@v5
+        with:
+          path: ${{ env.TBUILD }}\Libraries
+          key: ${{ runner.OS }}-${{ matrix.arch }}-libs-${{ env.CACHE_KEY }}
+          restore-keys: ${{ runner.OS }}-${{ matrix.arch }}-libs-
+
+      - name: Libraries.
+        env:
+          GYP_MSVS_OVERRIDE_PATH: 'C:\Program Files\Microsoft Visual Studio\2022\Enterprise\'
+          GYP_MSVS_VERSION: 2022
+        run: |
+          cd %TBUILD%
+          %REPO_NAME%\Telegram\build\prepare\win.bat skip-release silent
+
+      - name: Read configuration matrix.
+        shell: bash
+        run: |
+          ARTIFACT_NAME="Telegram"
+
+          ARCH=""
+          if [ -n "${{ matrix.arch }}" ]; then
+            case "${{ matrix.arch }}" in
+              Win32) ARCH="x86";;
+              *) ARCH="${{ matrix.arch }}";;
+            esac
+            echo "Architecture from matrix: $ARCH"
+            ARTIFACT_NAME="${ARTIFACT_NAME} ${{ matrix.arch }}"
+          fi
+
+          GENERATOR=""
+          if [ -n "${{ matrix.generator }}" ]; then
+            GENERATOR="-G \"${{ matrix.generator }}\""
+            echo "Generator from matrix: $GENERATOR"
+            ARTIFACT_NAME="${ARTIFACT_NAME} ${{ matrix.generator }}"
+          fi
+          echo "TDESKTOP_BUILD_GENERATOR=$GENERATOR" >> $GITHUB_ENV
+
+          [ -n "$GENERATOR" ] && ARCH=""
+          echo "TDESKTOP_BUILD_ARCH=$ARCH" >> $GITHUB_ENV
+
+          DEFINE=""
+          if [ -n "${{ matrix.defines }}" ]; then
+            DEFINE="-D ${{ matrix.defines }}=ON"
+            echo "Define from matrix: $DEFINE"
+            ARTIFACT_NAME="${ARTIFACT_NAME} ${{ matrix.defines }}"
+          fi
+          echo "TDESKTOP_BUILD_DEFINE=$DEFINE" >> $GITHUB_ENV
+
+          echo "ARTIFACT_NAME=$ARTIFACT_NAME" >> $GITHUB_ENV
+
+          API="-D TDESKTOP_API_TEST=ON"
+          if [ $GITHUB_REF == 'refs/heads/nightly' ]; then
+            echo "Use the open credentials."
+            API="-D TDESKTOP_API_ID=611335 -D TDESKTOP_API_HASH=d524b414d21f4d37f08684c1df41ac9c"
+          fi
+          echo "TDESKTOP_BUILD_API=$API" >> $GITHUB_ENV
+
+      - name: Free up some disk space.
+        shell: bash
+        run: find TBuild/Libraries '(' '(' ! '(' -name '*.lib' -o -name '*.a' -o -name '*.exe' -o -name '*.h' -o -name '*.hpp' -o -name '*.inc' -o -name '*.cmake' -o -path '*/include/*'  -o -path '*/objects-*' -o -path '*/cache_keys/*' ')' -type f ')' -o -empty ')' -delete
+
+      - name: Telegram Desktop build.
+        if: env.ONLY_CACHE == 'false'
+        run: |
+          cd %TBUILD%\%REPO_NAME%\Telegram
+
+          call configure.bat ^
+          %TDESKTOP_BUILD_GENERATOR% ^
+          %TDESKTOP_BUILD_ARCH% ^
+          %TDESKTOP_BUILD_API% ^
+          -D CMAKE_CONFIGURATION_TYPES=Debug ^
+          -D CMAKE_COMPILE_WARNING_AS_ERROR=ON ^
+          -D CMAKE_MSVC_DEBUG_INFORMATION_FORMAT= ^
+          -D DESKTOP_APP_DISABLE_AUTOUPDATE=OFF ^
+          -D DESKTOP_APP_DISABLE_CRASH_REPORTS=OFF ^
+          %TDESKTOP_BUILD_DEFINE%
+
+          cmake --build ..\out --config Debug --parallel
+
+      - name: Move artifact.
+        if: (env.UPLOAD_ARTIFACT == 'true') || (github.ref == 'refs/heads/nightly')
+        run: |
+          set OUT=%TBUILD%\%REPO_NAME%\out\Debug
+          mkdir artifact
+          move %OUT%\Telegram.exe artifact/
+          move %OUT%\Updater.exe artifact/
+      - uses: actions/upload-artifact@v6
+        name: Upload artifact.
+        if: (env.UPLOAD_ARTIFACT == 'true') || (github.ref == 'refs/heads/nightly')
+        with:
+          name: ${{ env.ARTIFACT_NAME }}
+          path: artifact\

.github/workflows/winget.yml

@@ -0,0 +1,20 @@
+name: Publish to WinGet
+on:
+  release:
+    types: [released, prereleased]
+jobs:
+  publish:
+    runs-on: windows-latest # action can only be run on windows
+    steps:
+      - if: github.event.action == 'released'
+        uses: telegramdesktop/winget-releaser@main
+        with:
+          identifier: Telegram.TelegramDesktop
+          installers-regex: 't(setup|portable).*(exe|zip)$'
+          token: ${{ secrets.WINGET_TOKEN }}
+      - if: github.event.action == 'prereleased'
+        uses: telegramdesktop/winget-releaser@main
+        with:
+          identifier: Telegram.TelegramDesktop.Beta
+          installers-regex: 't(setup|portable).*(exe|zip)$'
+          token: ${{ secrets.WINGET_TOKEN }}