Merge pull request #4 from theupriser/fix/review-cleanup

fix: Single-file build for curl, published by GitHub Actions

.github/workflows/bundle.yml

@@ -0,0 +1,54 @@
+# Builds the single-file wizard (tools/bundle.sh) and publishes it as the
+# asset of the rolling "latest" release, for:
+#   bash <(curl -fsSL https://github.com/theupriser/cachyos-gamescope-boot/releases/download/latest/setup-gamescope-boot.sh)
+# Pull requests only build and check it.
+name: Single-file build
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  bundle:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # for the version in the bundle's header
+
+      - name: Build
+        run: tools/bundle.sh dist/setup-gamescope-boot.sh
+
+      - name: Check
+        run: |
+          bash -n dist/setup-gamescope-boot.sh
+          # SC2034/SC2154: variables used across the inlined modules.
+          shellcheck -S warning -e SC2034,SC2154 dist/setup-gamescope-boot.sh
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: setup-gamescope-boot
+          path: dist/setup-gamescope-boot.sh
+
+      - name: Publish to the "latest" release
+        if: github.event_name != 'pull_request' && github.ref == 'refs/heads/main'
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          notes="Single-file build of $(git describe --always) ($(git log -1 --format=%cs)).
+          Run it with:
+
+              bash <(curl -fsSL https://github.com/${{ github.repository }}/releases/download/latest/setup-gamescope-boot.sh)"
+          if gh release view latest >/dev/null 2>&1; then
+            gh release edit latest --notes "$notes"
+          else
+            gh release create latest --title "Latest single-file build" --notes "$notes" --latest
+          fi
+          # Move the tag to this commit and replace the asset.
+          git tag -f latest && git push -f origin latest
+          gh release upload latest dist/setup-gamescope-boot.sh --clobber

.gitignore

@@ -0,0 +1 @@
+dist/

AGENTS.md

@@ -31,6 +31,12 @@ gamescope and the Plasma desktop. Primary target: the Valve Steam Machine
   `krevert <component>`. Never call `kwriteconfig6` directly for settings a
   component owns. System files are backed up with `backup_file` and restored
   on disable.
+- **Single-file build.** `tools/bundle.sh` inlines `lib/*.sh` in the order of
+  the entry point's `for lib in ...; do` source loop and wraps everything
+  after that loop in `main()`. Keep that loop on one line, keep all logic in
+  functions, and don't rely on `SCRIPT_DIR` for anything but sourcing.
+  CI (`.github/workflows/bundle.yml`) publishes the bundle to the `latest`
+  release on pushes to `main`.
 
 ## Conventions
 

README.md

@@ -38,8 +38,16 @@ Everything you turn off is put back the way it was.
 Open **Konsole** on your Plasma desktop and run:
 
 ```bash
-git clone <this-repo-url>
+bash <(curl -fsSL https://github.com/theupriser/cachyos-gamescope-boot/releases/download/latest/setup-gamescope-boot.sh)
-cd <this-repo>
+```
+
+That downloads and runs the latest single-file version. `curl -fsSL ... | bash`
+works too. Prefer to keep a copy, or to look at the script first? Clone the
+repository instead:
+
+```bash
+git clone https://github.com/theupriser/cachyos-gamescope-boot.git
+cd cachyos-gamescope-boot
 ./setup-gamescope-boot.sh
 ```
 
@@ -63,7 +71,8 @@ Run it again whenever you like - to change your choices, to turn things off
 again, or after a CachyOS update (press `a` in the menu to re-apply
 everything that's on).
 
-Keep the whole folder: the script needs the files in `lib/` next to it.
+If you cloned the repository, keep the whole folder: the script needs the
+files in `lib/` next to it.
 
 ## Using it
 
@@ -312,6 +321,15 @@ gamescope-session, ...) stay installed.
 | `lib/vapor-theme.sh` | SteamOS theme: Vapor, Valve's defaults, panel, dark mode |
 | `lib/single-user.sh` | Single user mode: no lock screen, user switching or log out |
 | `lib/steam-machine.sh` | Steam Machine support: LED driver, LED access, steamos-manager |
+| `tools/bundle.sh` | Builds the single-file version (`dist/setup-gamescope-boot.sh`) |
+| `.github/workflows/bundle.yml` | Builds and checks it on every push; publishes it on `main` |
+
+The single-file version is generated: on every push to `main`, GitHub
+Actions runs `tools/bundle.sh`, checks the result with `bash -n` and
+shellcheck, and uploads it to the rolling `latest` release. It inlines
+`lib/*.sh` and wraps the entry point in `main()`, so bash has read the whole
+file before anything runs; when stdin is a pipe (`curl | bash`) it reattaches
+the terminal for the menu (set `WIZARD_KEEP_STDIN=1` to keep piped input).
 
 Notes for contributors and AI coding agents are in [`AGENTS.md`](AGENTS.md).
 

tools/bundle.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+# Build a single-file version of the wizard for `curl | bash` use:
+#   tools/bundle.sh [output]      (default: dist/setup-gamescope-boot.sh)
+#
+# Inlines lib/*.sh in the order setup-gamescope-boot.sh sources them and
+# wraps the entry point's body in main(), so bash has read the whole file
+# before anything runs. That lets the bundle reattach stdin to the terminal
+# when it was piped in by curl, so the interactive menu still works.
+set -euo pipefail
+cd "$(dirname "$0")/.."
+
+out="${1:-dist/setup-gamescope-boot.sh}"
+entry=setup-gamescope-boot.sh
+mkdir -p "$(dirname "$out")"
+
+# Library order, taken from the entry point's source loop.
+libs=$(grep -oP '^for lib in \K.*(?=; do$)' "$entry")
+[[ -n "$libs" ]] || { echo "bundle: can't find the lib source loop in $entry" >&2; exit 1; }
+
+version="$(git describe --always --dirty 2>/dev/null || echo unknown)"
+
+{
+    # Header comment and `set` line of the entry point, up to the source loop.
+    sed -n '1,/^SCRIPT_DIR=/p' "$entry" | sed '$d'
+    echo "# Single-file build ($version), generated by tools/bundle.sh - edit the"
+    echo "# sources in the repository instead: https://github.com/theupriser/cachyos-gamescope-boot"
+    echo
+    for lib in $libs; do
+        echo "# ----- lib/$lib.sh -----"
+        # Drop each module's shebang and its "Sourced by ..." boilerplate.
+        sed -e '1{/^#!/d}' -e '/^# Sourced by setup-gamescope-boot.sh/d' "lib/$lib.sh"
+        echo
+    done
+    echo "# ----- setup-gamescope-boot.sh -----"
+    echo "main() {"
+    # Everything after the source loop is the entry point's body.
+    sed -n '/^for lib in /,$p' "$entry" | sed '1,/^done$/d' | sed 's/^/    /; s/^    $//'
+    echo "}"
+    echo
+    echo "# Piped in via curl, bash reads this very file from stdin. Give the menu"
+    echo "# the terminal instead - on the same line as main and exit: bash has read"
+    echo "# this line in full, so it never reads further script from the terminal."
+    echo 'reattach_tty() { if [[ ! -t 0 && -z "${WIZARD_KEEP_STDIN:-}" ]]; then { exec </dev/tty; } 2>/dev/null || true; fi; }'
+    echo 'reattach_tty; main "$@"; exit $?'
+} > "$out"
+
+chmod +x "$out"
+bash -n "$out"
+echo "Wrote $out ($version)"