diff --git a/.github/workflows/aur.yml b/.github/workflows/aur.yml
index 3cd3999..5d5244b 100644
--- a/.github/workflows/aur.yml
+++ b/.github/workflows/aur.yml
@@ -15,6 +15,8 @@ permissions:
 
 jobs:
   publish-aur:
+    # Не публикуем dev/pre-release теги в AUR
+    if: "!contains(github.ref_name, '-')"
     runs-on: ubuntu-latest
     environment: aur
     steps:
@@ -133,4 +135,4 @@ jobs:
 
           git add PKGBUILD .SRCINFO
           git commit -m "dcr ${{ steps.meta.outputs.pkgver }}"
-          git push
+          git push
\ No newline at end of file
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 076ce19..37ac546 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,6 +4,11 @@ on:
   push:
     tags:
       - "v*"
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: "Tag to build and upload assets for (e.g. v0.6.5)"
+        required: true
 
 permissions:
   contents: write
@@ -13,12 +18,21 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          # При ручном запуске чекаутим нужный тег
+          ref: ${{ github.event.inputs.tag || github.ref }}
 
       - name: Prepare Release Notes
         shell: bash
         run: |
           set -euo pipefail
-          tag="${GITHUB_REF_NAME#v}"
+          # При ручном запуске берём версию из инпута, иначе из тега
+          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
+            tag="${{ github.event.inputs.tag }}"
+            tag="${tag#v}"
+          else
+            tag="${GITHUB_REF_NAME#v}"
+          fi
           notes_file=".github/release-notes.md"
           if grep -q "^## \\[${tag}\\]" CHANGELOG.md; then
             awk -v ver="$tag" '
@@ -42,83 +56,74 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          # GNU/Linux
-          # x86_64
+          # ── Linux GNU ──────────────────────────────────────────────────────
           - os: ubuntu-latest
             target: x86_64-unknown-linux-gnu
-            asset_name: dcr-x86_64-unknown-linux-gnu
 
-          # ARM64
           - os: ubuntu-latest
             target: aarch64-unknown-linux-gnu
-            asset_name: dcr-aarch64-unknown-linux-gnu
+            apt: gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
+            env_cc: CC_aarch64_unknown_linux_gnu=aarch64-linux-gnu-gcc
+            env_linker: CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc
 
-          # Musl/Linux
-          # x86_64
+          # ── Linux Musl ─────────────────────────────────────────────────────
           - os: ubuntu-latest
             target: x86_64-unknown-linux-musl
-            asset_name: dcr-x86_64-unknown-linux-musl
+            apt: musl-tools
+            env_cc: CC_x86_64_unknown_linux_musl=musl-gcc
+            env_linker: CARGO_TARGET_X86_64_UNKNOWN_LINUX_MUSL_LINKER=musl-gcc
 
-          # ARM64
           - os: ubuntu-latest
             target: aarch64-unknown-linux-musl
-            asset_name: dcr-aarch64-unknown-linux-musl
+            musl_cross: aarch64-linux-musl-cross
+            env_cc: CC_aarch64_unknown_linux_musl=aarch64-linux-musl-gcc
+            env_linker: CARGO_TARGET_AARCH64_UNKNOWN_LINUX_MUSL_LINKER=aarch64-linux-musl-gcc
 
-          # MacOS
-          # x86_64 (Intel Mac, macOS 10.12+)
+          # ── macOS ──────────────────────────────────────────────────────────
           - os: macos-15-intel
             target: x86_64-apple-darwin
-            asset_name: dcr-x86_64-apple-darwin
 
-          # ARM64 (Apple Silicon Mac, macOS 11+)
           - os: macos-latest
             target: aarch64-apple-darwin
-            asset_name: dcr-aarch64-apple-darwin
 
-          # Windows MSVC
-          # x86_64
+          # ── Windows MSVC ───────────────────────────────────────────────────
           - os: windows-latest
             target: x86_64-pc-windows-msvc
-            asset_name: dcr-x86_64-pc-windows-msvc.exe
 
-          # ARM64
           - os: windows-latest
             target: aarch64-pc-windows-msvc
-            asset_name: dcr-aarch64-pc-windows-msvc.exe
 
-          # Windows GNU
-          # x86_64
+          # ── Windows GNU ────────────────────────────────────────────────────
           - os: windows-latest
             target: x86_64-pc-windows-gnu
-            asset_name: dcr-x86_64-pc-windows-gnu.exe
 
-          # Windows LLVM
-          # x86_64
-          - os: windows-latest
-            target: x86_64-pc-windows-gnullvm
-            asset_name: dcr-x86_64-pc-windows-gnullvm.exe
-
-
-          # ARM64
-          - os: windows-latest
-            target: aarch64-pc-windows-gnullvm
-            asset_name: dcr-aarch64-pc-windows-gnullvm.exe
+          # gnullvm исключён: LLVM MinGW не предустановлен на GitHub Actions
 
     runs-on: ${{ matrix.os }}
     needs: notes
     steps:
       - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event.inputs.tag || github.ref }}
+
       - name: Download Release Notes
         uses: actions/download-artifact@v4
         with:
           name: release-notes
           path: .github
 
-      - name: Install Linux Cross Compilation Tools
-        if: runner.os == 'Linux'
+      - name: Install apt packages
+        if: runner.os == 'Linux' && matrix.apt != ''
         run: |
           sudo apt-get update
-          sudo apt-get install -y gcc-aarch64-linux-gnu g++-aarch64-linux-gnu musl-tools
+          sudo apt-get install -y ${{ matrix.apt }}
+
+      - name: Install musl.cc cross-toolchain
+        if: matrix.musl_cross != ''
+        run: |
+          curl -fsSL "https://musl.cc/${{ matrix.musl_cross }}.tgz" | \
+            sudo tar -xz -C /opt
+          echo "/opt/${{ matrix.musl_cross }}/bin" >> "$GITHUB_PATH"
 
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
@@ -126,22 +131,56 @@ jobs:
           targets: ${{ matrix.target }}
 
       - name: Build
-        run: cargo build --release --target ${{ matrix.target }}
+        shell: bash
+        env:
+          MATRIX_ENV_CC: ${{ matrix.env_cc }}
+          MATRIX_ENV_LINKER: ${{ matrix.env_linker }}
+        run: |
+          if [[ -n "${MATRIX_ENV_CC:-}" ]]; then
+            export "${MATRIX_ENV_CC?}"
+          fi
+          if [[ -n "${MATRIX_ENV_LINKER:-}" ]]; then
+            export "${MATRIX_ENV_LINKER?}"
+          fi
+          cargo build --release --target ${{ matrix.target }}
+
+      - name: Derive version string
+        shell: bash
+        run: |
+          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
+            RAW_TAG="${{ github.event.inputs.tag }}"
+          else
+            RAW_TAG="${GITHUB_REF_NAME}"
+          fi
+          echo "RELEASE_TAG=${RAW_TAG}" >> "$GITHUB_ENV"
+          echo "RELEASE_VERSION=${RAW_TAG#v}" >> "$GITHUB_ENV"
+
+      - name: Derive asset name (Unix)
+        if: runner.os != 'Windows'
+        shell: bash
+        run: |
+          echo "ASSET_NAME=dcr-${{ matrix.target }}-${RELEASE_VERSION}" >> "$GITHUB_ENV"
+
+      - name: Derive asset name (Windows)
+        if: runner.os == 'Windows'
+        shell: pwsh
+        run: |
+          "ASSET_NAME=dcr-${{ matrix.target }}-$($env:RELEASE_VERSION).exe" >> $env:GITHUB_ENV
 
       - name: Prepare Artifact (Unix)
         if: runner.os != 'Windows'
         shell: bash
-        run: |
-          cp target/${{ matrix.target }}/release/dcr ${{ matrix.asset_name }}
+        run: cp target/${{ matrix.target }}/release/dcr "$ASSET_NAME"
 
       - name: Prepare Artifact (Windows)
         if: runner.os == 'Windows'
         shell: pwsh
-        run: |
-          Copy-Item "target/${{ matrix.target }}/release/dcr.exe" "${{ matrix.asset_name }}"
+        run: Copy-Item "target/${{ matrix.target }}/release/dcr.exe" "$env:ASSET_NAME"
 
       - name: Upload Release Asset
         uses: softprops/action-gh-release@v2
         with:
-          files: ${{ matrix.asset_name }}
+          tag_name: ${{ env.RELEASE_TAG }}
+          files: ${{ env.ASSET_NAME }}
           body_path: .github/release-notes.md
+          prerelease: ${{ contains(env.RELEASE_TAG, '-') }}
\ No newline at end of file
diff --git a/install.ps1 b/install.ps1
index 2fcb632..20eeb2a 100644
--- a/install.ps1
+++ b/install.ps1
@@ -1,15 +1,16 @@
 $ErrorActionPreference = 'Stop'
 
-$RepoUrl = 'https://github.com/dexoron/dcr'
-$ApiUrl = 'https://api.github.com/repos/dexoron/dcr/releases/latest'
+$RepoUrl    = 'https://github.com/dexoron/dcr'
+$ApiLatest  = 'https://api.github.com/repos/dexoron/dcr/releases/latest'
+$ApiAll     = 'https://api.github.com/repos/dexoron/dcr/releases'
 $InstallPath = Join-Path $env:LOCALAPPDATA 'dcr'
-$BinPath = Join-Path $env:USERPROFILE '.local\bin'
-$BinaryPath = Join-Path $InstallPath 'dcr.exe'
+$BinPath     = Join-Path $env:USERPROFILE '.local\bin'
+$BinaryPath  = Join-Path $InstallPath 'dcr.exe'
 
-function Info($msg) { Write-Host "[INFO] $msg" -ForegroundColor Cyan }
-function Ok($msg) { Write-Host "[OK] $msg" -ForegroundColor Green }
-function Warn($msg) { Write-Host "[WARN] $msg" -ForegroundColor Yellow }
-function Fail($msg) { Write-Host "[ERROR] $msg" -ForegroundColor Red; exit 1 }
+function Info($msg)  { Write-Host "[INFO] $msg"  -ForegroundColor Cyan   }
+function Ok($msg)    { Write-Host "[OK] $msg"    -ForegroundColor Green  }
+function Warn($msg)  { Write-Host "[WARN] $msg"  -ForegroundColor Yellow }
+function Fail($msg)  { Write-Host "[ERROR] $msg" -ForegroundColor Red; exit 1 }
 
 function Require-Cmd($name) {
     if (-not (Get-Command $name -ErrorAction SilentlyContinue)) {
@@ -17,6 +18,20 @@ function Require-Cmd($name) {
     }
 }
 
+function Select-Channel {
+    Write-Host "Choose channel:"
+    Write-Host "  1) Latest stable release (default)"
+    Write-Host "  2) Latest dev (pre-release)"
+    $choice = Read-Host "Enter 1 or 2 [1]"
+    if ([string]::IsNullOrWhiteSpace($choice)) { $choice = '1' }
+
+    switch ($choice) {
+        '1' { return 'stable' }
+        '2' { return 'dev'    }
+        default { Fail 'Unknown option' }
+    }
+}
+
 function Select-Mode {
     Write-Host "Choose installation mode:"
     Write-Host "  1) Download prebuilt binary from GitHub Release (recommended)"
@@ -26,7 +41,7 @@ function Select-Mode {
 
     switch ($choice) {
         '1' { return 'release' }
-        '2' { return 'build' }
+        '2' { return 'build'   }
         default { Fail 'Unknown option' }
     }
 }
@@ -38,18 +53,35 @@ function Get-Target {
     return 'x86_64-pc-windows-msvc'
 }
 
+function Fetch-ReleaseJson($channel) {
+    if ($channel -eq 'dev') {
+        Info "Looking for latest dev (pre-release)..."
+        $releases = Invoke-RestMethod -Method Get -Uri $ApiAll
+        $pre = $releases | Where-Object { $_.prerelease -eq $true } | Select-Object -First 1
+        if (-not $pre) { Fail "No dev (pre-release) found on GitHub" }
+        return $pre
+    } else {
+        return Invoke-RestMethod -Method Get -Uri $ApiLatest
+    }
+}
+
 function Install-FromRelease {
-    param([string]$target)
+    param([string]$target, [string]$channel)
 
     New-Item -ItemType Directory -Path $InstallPath -Force | Out-Null
 
-    $assetName = "dcr-$target.exe"
-    Info "Fetching latest release..."
-    $release = Invoke-RestMethod -Method Get -Uri $ApiUrl
+    $release = Fetch-ReleaseJson $channel
+    $tag     = $release.tag_name
+    $version = $tag.TrimStart('v')
+
+    # Имя бинарника: dcr-<triple>-<version>.exe
+    $assetName = "dcr-$target-$version.exe"
+
+    Info "Fetching release $tag (channel: $channel)..."
 
     $asset = $release.assets | Where-Object { $_.name -eq $assetName } | Select-Object -First 1
     if (-not $asset) {
-        Fail "Asset $assetName not found in release $($release.tag_name)"
+        Fail "Asset $assetName not found in release $tag"
     }
 
     Info "Downloading $assetName..."
@@ -58,7 +90,7 @@ function Install-FromRelease {
 }
 
 function Install-FromSource {
-    param([string]$target)
+    param([string]$target, [string]$channel)
 
     Require-Cmd 'git'
     Require-Cmd 'cargo'
@@ -67,7 +99,15 @@ function Install-FromSource {
     if (Test-Path $tmp) { Remove-Item -Recurse -Force $tmp }
 
     Info 'Cloning repository...'
-    git clone --depth 1 $RepoUrl $tmp | Out-Null
+    if ($channel -eq 'dev') {
+        # Пробуем ветку dev
+        $result = git clone --depth 1 --branch dev $RepoUrl $tmp 2>&1
+        if ($LASTEXITCODE -ne 0) {
+            git clone --depth 1 $RepoUrl $tmp | Out-Null
+        }
+    } else {
+        git clone --depth 1 $RepoUrl $tmp | Out-Null
+    }
 
     Info 'Building release binary...'
     Push-Location $tmp
@@ -100,14 +140,15 @@ function Setup-Path {
 }
 
 Info 'Starting DCR installation'
-$mode = Select-Mode
-$target = Get-Target
+$channel = Select-Channel
+$mode    = Select-Mode
+$target  = Get-Target
 
 if ($mode -eq 'build') {
-    Install-FromSource -target $target
+    Install-FromSource -target $target -channel $channel
 } else {
-    Install-FromRelease -target $target
+    Install-FromRelease -target $target -channel $channel
 }
 
 Setup-Path
-Ok 'Installation completed successfully'
+Ok 'Installation completed successfully'
\ No newline at end of file
diff --git a/install.sh b/install.sh
index 79a70d2..61ff798 100755
--- a/install.sh
+++ b/install.sh
@@ -6,7 +6,8 @@ INSTALL_PATH="$HOME/.local/share/dcr"
 BINPATH="$HOME/.local/bin"
 LOGFILE="$HOME/.cache/dcr-install.log"
 REPO_URL="https://github.com/dexoron/dcr"
-GITHUB_API="https://api.github.com/repos/dexoron/dcr/releases/latest"
+GITHUB_API_LATEST="https://api.github.com/repos/dexoron/dcr/releases/latest"
+GITHUB_API_ALL="https://api.github.com/repos/dexoron/dcr/releases"
 
 RED='\033[0;31m'
 GREEN='\033[0;32m'
@@ -17,13 +18,16 @@ NC='\033[0m'
 mkdir -p "$(dirname "$LOGFILE")"
 exec > >(tee -a "$LOGFILE") 2>&1
 
-log() { echo -e "${BLUE}[$(date '+%Y-%m-%d %H:%M:%S')]${NC} $1"; }
+log()     { echo -e "${BLUE}[$(date '+%Y-%m-%d %H:%M:%S')]${NC} $1"; }
 success() { echo -e "${GREEN}✔ $1${NC}"; }
-warn() { echo -e "${YELLOW}⚠ $1${NC}"; }
-error() { echo -e "${RED}✖ $1${NC}"; }
+warn()    { echo -e "${YELLOW}⚠ $1${NC}"; }
+error()   { echo -e "${RED}✖ $1${NC}"; }
 
 trap 'error "Error on line $LINENO"; exit 1' ERR
 
+INSTALL_MODE=""
+CHANNEL=""
+
 check_os() {
     case "$(uname -s)" in
         Linux|Darwin) ;;
@@ -37,13 +41,11 @@ detect_target() {
     arch="$(uname -m)"
 
     case "$os:$arch" in
-        Linux:x86_64) TARGET_TRIPLE="x86_64-unknown-linux-gnu" ;;
-        Darwin:x86_64) TARGET_TRIPLE="x86_64-apple-darwin" ;;
+        Linux:x86_64)          TARGET_TRIPLE="x86_64-unknown-linux-gnu" ;;
+        Darwin:x86_64)         TARGET_TRIPLE="x86_64-apple-darwin" ;;
         Darwin:arm64|Darwin:aarch64) TARGET_TRIPLE="aarch64-apple-darwin" ;;
         *) error "Unsupported platform: $os/$arch"; exit 1 ;;
     esac
-
-    ASSET_NAME="dcr-${TARGET_TRIPLE}"
 }
 
 check_common_dependencies() {
@@ -51,14 +53,106 @@ check_common_dependencies() {
 }
 
 check_build_dependencies() {
-    command -v git >/dev/null 2>&1 || { error "git is not installed"; exit 1; }
+    command -v git   >/dev/null 2>&1 || { error "git is not installed"; exit 1; }
     command -v cargo >/dev/null 2>&1 || { error "cargo is not installed"; exit 1; }
 }
 
+select_channel() {
+    echo "Choose channel:"
+    echo "  1) Latest stable release (default)"
+    echo "  2) Latest dev (pre-release)"
+    read -r -p "Enter 1 or 2 [1]: " choice
+
+    case "${choice:-1}" in
+        1) CHANNEL="stable" ;;
+        2) CHANNEL="dev"    ;;
+        *) error "Unknown option"; exit 1 ;;
+    esac
+}
+
+select_install_mode() {
+    echo "Choose installation mode:"
+    echo "  1) Download prebuilt binary from GitHub Release (recommended)"
+    echo "  2) Build from git"
+    read -r -p "Enter 1 or 2 [1]: " choice
+
+    case "${choice:-1}" in
+        1) INSTALL_MODE="release" ;;
+        2) INSTALL_MODE="build"   ;;
+        *) error "Unknown option"; exit 1 ;;
+    esac
+}
+
+# Возвращает JSON нужного релиза в stdout
+fetch_release_json() {
+    if [[ "$CHANNEL" == "dev" ]]; then
+        log "Looking for latest dev (pre-release)..."
+        local json
+        json="$(curl -fsSL "$GITHUB_API_ALL")"
+        # Первый pre-release в списке
+        local result
+        result="$(printf '%s' "$json" | python3 - <<'EOF'
+import sys, json
+releases = json.load(sys.stdin)
+pre = [r for r in releases if r.get("prerelease", False)]
+if not pre:
+    print("{}", end="")
+else:
+    print(json.dumps(pre[0]), end="")
+EOF
+)"
+        if [[ -z "$result" || "$result" == "{}" ]]; then
+            error "No dev (pre-release) found on GitHub"
+            exit 1
+        fi
+        printf '%s' "$result"
+    else
+        curl -fsSL "$GITHUB_API_LATEST"
+    fi
+}
+
+download_binary() {
+    local release_json tag version asset_name download_url
+
+    release_json="$(fetch_release_json)"
+
+    tag="$(printf '%s\n' "$release_json" | \
+        sed -n 's/.*"tag_name": "\([^"]*\)".*/\1/p' | head -n1)"
+    if [[ -z "$tag" ]]; then
+        error "Failed to determine release version"
+        exit 1
+    fi
+
+    # Версия без ведущего 'v'
+    version="${tag#v}"
+    # Имя бинарника: dcr-<triple>-<version>
+    asset_name="dcr-${TARGET_TRIPLE}-${version}"
+
+    log "Fetching release ${tag} (channel: ${CHANNEL})..."
+
+    download_url="$(printf '%s\n' "$release_json" | \
+        sed -n "s#.*\"browser_download_url\": \"\([^\"]*/${asset_name}\)\".*#\1#p" | head -n1)"
+
+    if [[ -z "$download_url" ]]; then
+        error "Asset ${asset_name} not found in release ${tag}"
+        exit 1
+    fi
+
+    mkdir -p "$INSTALL_PATH"
+    curl -fL "$download_url" -o "$INSTALL_PATH/dcr"
+    chmod +x "$INSTALL_PATH/dcr"
+    success "Binary ${asset_name} downloaded (${tag})"
+}
+
 prepare_sources() {
     log "Fetching sources..."
     rm -rf "$TMPDIR"
     git clone --depth 1 "$REPO_URL" "$TMPDIR"
+    if [[ "$CHANNEL" == "dev" ]]; then
+        # Клонируем dev ветку, если она есть
+        git clone --depth 1 --branch dev "$REPO_URL" "$TMPDIR" 2>/dev/null || \
+        git clone --depth 1 "$REPO_URL" "$TMPDIR"
+    fi
     success "Sources fetched"
 }
 
@@ -68,34 +162,6 @@ build_binary() {
     success "Build completed"
 }
 
-fetch_latest_release_json() {
-    curl -fsSL "$GITHUB_API"
-}
-
-download_binary() {
-    log "Fetching latest release..."
-
-    local release_json download_url tag
-    release_json="$(fetch_latest_release_json)"
-
-    tag="$(printf '%s\n' "$release_json" | sed -n 's/.*"tag_name": "\([^"]*\)".*/\1/p' | head -n1)"
-    if [[ -z "$tag" ]]; then
-        error "Failed to determine release version"
-        exit 1
-    fi
-
-    download_url="$(printf '%s\n' "$release_json" | sed -n "s#.*\"browser_download_url\": \"\([^\"]*${ASSET_NAME}\)\".*#\1#p" | head -n1)"
-    if [[ -z "$download_url" ]]; then
-        error "Asset ${ASSET_NAME} not found in release ${tag}"
-        exit 1
-    fi
-
-    mkdir -p "$INSTALL_PATH"
-    curl -fL "$download_url" -o "$INSTALL_PATH/dcr"
-    chmod +x "$INSTALL_PATH/dcr"
-    success "Binary ${ASSET_NAME} downloaded (${tag})"
-}
-
 install_built_binary() {
     mkdir -p "$INSTALL_PATH"
     cp "$TMPDIR/target/release/dcr" "$INSTALL_PATH/dcr"
@@ -122,25 +188,13 @@ cleanup() {
     rm -rf "$TMPDIR" 2>/dev/null || true
 }
 
-select_install_mode() {
-    echo "Choose installation mode:"
-    echo "  1) Download prebuilt binary from GitHub Release (recommended)"
-    echo "  2) Build from git"
-    read -r -p "Enter 1 or 2 [1]: " choice
-
-    case "${choice:-1}" in
-        1) INSTALL_MODE="release" ;;
-        2) INSTALL_MODE="build" ;;
-        *) error "Unknown option"; exit 1 ;;
-    esac
-}
-
 main() {
     log "Starting DCR installation"
 
     check_os
     detect_target
     check_common_dependencies
+    select_channel
     select_install_mode
     cleanup
 
@@ -161,4 +215,4 @@ main() {
     log "Log saved to $LOGFILE"
 }
 
-main "$@"
+main "$@"
\ No newline at end of file