feat: add windows runner CI and release jobs

windows/setup.sh

@@ -5,6 +5,8 @@
 # GTK runtime into dist/ and carrier-windows.zip.
 #
 # If MSYS2 updates its own core mid-run the shell may die — just rerun.
+# Building and bundling live in windows/bundle.sh, shared with the
+# forgejo Windows release job.
 set -euo pipefail
 
 say() { printf '\n==> %s\n' "$*"; }
@@ -31,31 +33,6 @@ pacman -S --noconfirm --needed \
 pkg-config --exists gtk4 libadwaita-1 \
     || die "gtk4/libadwaita invisible to pkg-config — are you in the MINGW64 shell?"
 
-say "building carrier (release; the first build takes a while)"
-cargo build --release --locked || die "cargo build failed"
-
-say "bundling the runtime"
-rm -rf dist
-mkdir -p dist/share/glib-2.0/schemas \
-    dist/share/icons/hicolor/512x512/apps \
-    dist/share/icons/hicolor/256x256/apps \
-    dist/share/icons/hicolor/128x128/apps
-cp target/release/carrier.exe dist/
-for dll in $(ldd target/release/carrier.exe | awk '/mingw64/ {print $3}'); do
-    cp "$dll" dist/ || die "copying $dll failed"
-done
-[ "$(ls dist/*.dll | wc -l)" -gt 0 ] || die "no DLLs collected — ldd found none under /mingw64"
-cp /mingw64/share/glib-2.0/schemas/* dist/share/glib-2.0/schemas/
-glib-compile-schemas dist/share/glib-2.0/schemas/
-cp -r /mingw64/share/icons/Adwaita dist/share/icons/
-cp -r /mingw64/share/icons/hicolor dist/share/icons/
-cp data/icons/com.randogoth.carrier.png     dist/share/icons/hicolor/512x512/apps/
-cp data/icons/com.randogoth.carrier-256.png dist/share/icons/hicolor/256x256/apps/
-cp data/icons/com.randogoth.carrier-128.png dist/share/icons/hicolor/128x128/apps/
-
-say "zipping"
-version=$(sed -n 's/^version = "\(.*\)"$/\1/p' Cargo.toml | head -1)
-rm -f "carrier-windows-$version.zip"
-(cd dist && zip -qr "../carrier-windows-$version.zip" .)
+bash windows/bundle.sh
 
 say "done — test with ./dist/carrier.exe (SmartScreen may ask once)"