ci(workflows): restore tag-only release; keep Linux deps

.github/workflows/release.yml

@@ -30,6 +30,33 @@ jobs:
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
 
+      - name: Install Linux system deps
+        if: runner.os == 'Linux'
+        shell: bash
+        run: |
+          set -euxo pipefail
+          sudo apt-get update
+          # Core build tools and pkg-config
+          sudo apt-get install -y --no-install-recommends \
+            build-essential \
+            pkg-config \
+            curl \
+            wget \
+            file \
+            patchelf \
+            libssl-dev
+          # GTK/GLib stack for gdk-3.0, glib-2.0, gio-2.0
+          sudo apt-get install -y --no-install-recommends \
+            libgtk-3-dev \
+            librsvg2-dev \
+            libayatana-appindicator3-dev
+          # WebKit2GTK (version differs across Ubuntu images; try 4.1 then 4.0)
+          sudo apt-get install -y --no-install-recommends libwebkit2gtk-4.1-dev \
+            || sudo apt-get install -y --no-install-recommends libwebkit2gtk-4.0-dev
+          # libsoup also changed major version; prefer 3.0 with fallback to 2.4
+          sudo apt-get install -y --no-install-recommends libsoup-3.0-dev \
+            || sudo apt-get install -y --no-install-recommends libsoup2.4-dev
+
       - name: Setup pnpm
         uses: pnpm/action-setup@v2
         with: