[setup] Fix missing emacs install before running doom init

bin/.local/bin/setup.sh

@@ -157,13 +157,15 @@ ensure_flathub() {
 }
 
 # -------- Package sets (portable intent) --------
+EMACS_PKG="emacs"
+
 # Required by you:
 CORE_CLI=(fzf direnv stow pass just)
 
 # Plus from your history / common tooling:
 EXTRA_CLI=(fd git)
 
-DEV_TOOLS_LINUX=(cmake libtool make gcc gcc-c++)
+DEV_TOOLS_LINUX=(cmake libtool make gcc gcc-c++ emacs)
 UTILS_LINUX=(gnuplot graphviz shfmt shellcheck pandoc)
 
 DESKTOP_LINUX=(kitty alacritty dino syncthing)
@@ -207,6 +209,7 @@ MAC_BREW_PKGS=(
 	postgresql
 	syncthing
 	pinentry-mac
+	emacs
 )
 
 MAC_CASKS=(
@@ -215,6 +218,7 @@ MAC_CASKS=(
 	slack
 	google-chrome
 	chromium
+	emacs-app
 )
 
 # FreeBSD name mapping (best-effort)
@@ -227,7 +231,7 @@ MAC_CASKS=(
 # - direnv exists.
 FREEBSD_CORE=(fzf direnv stow just password-store)
 FREEBSD_EXTRA=(fd-find editorconfig-core-c git)
-FREEBSD_DEV=(cmake libtool gmake llvm) # gmake instead of make; llvm as a sane default toolchain
+FREEBSD_DEV=(cmake libtool gmake llvm emacs) # gmake instead of make; llvm as a sane default toolchain
 FREEBSD_UTILS=(gnuplot graphviz shfmt shellcheck pandoc)
 FREEBSD_SECURITY=(gnupg pinentry) # helpful for pass
 FREEBSD_MISC=(postgresql16-client syncthing)
@@ -346,7 +350,12 @@ EOF
 
 log "Done."
 
-# -------- Doom Emacs --------
+# -------- Doom Emacs (requires emacs binary) --------
+if ! have emacs; then
+	log "WARNING: emacs binary not found in PATH — skipping Doom Emacs installation."
+	log "Install emacs via your package manager and re-run this script, or run:"
+	log "  ~/.emacs.d/bin/doom install"
+else
 	DOOM_DIR="${DOOM_DIR:-$HOME/.emacs.d}"
 	if [[ -d "$DOOM_DIR/.git" ]]; then
 		log "Doom Emacs already present at $DOOM_DIR (updating)..."
@@ -363,6 +372,7 @@ if [[ -d "$DOOM_DIR" ]]; then
 		log "Installing Doom Emacs..."
 		"$DOOM_DIR/bin/doom" install
 	fi
+fi
 
 # -------- asdf plugins --------
 if have asdf; then