feat: add build-all.sh script for all targets

Compiles photo-converter, all test binaries, and runs ctest.
Supports --release/--debug, --clean, --no-gui, --no-tests flags.
Auto-detects available CPU cores and skips Qt if not installed.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

scripts/build-all.sh

@@ -0,0 +1,136 @@
+#!/usr/bin/env bash
+# build-all.sh — Kompiliert alle Targets des photo-converter Projekts
+#
+# Verwendung:
+#   ./scripts/build-all.sh [--release|--debug] [--clean] [--no-gui] [--no-tests]
+#
+# Optionen:
+#   --release    Release-Build (Standard)
+#   --debug      Debug-Build
+#   --clean      Build-Verzeichnis vor dem Kompilieren löschen
+#   --no-gui     GUI-Target überspringen
+#   --no-tests   Tests überspringen
+
+set -euo pipefail
+
+# ── Farben ────────────────────────────────────────────────────────────────────
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+log_info()    { echo -e "${BLUE}[build]${NC} $*"; }
+log_ok()      { echo -e "${GREEN}[ok]${NC}    $*"; }
+log_warn()    { echo -e "${YELLOW}[warn]${NC}  $*"; }
+log_error()   { echo -e "${RED}[error]${NC} $*"; }
+
+# ── Standardwerte ─────────────────────────────────────────────────────────────
+BUILD_TYPE="Release"
+BUILD_DIR="build"
+BUILD_GUI=ON
+BUILD_TESTS=ON
+CLEAN=0
+JOBS=$(nproc 2>/dev/null || sysctl -n hw.logicalcpu 2>/dev/null || echo 4)
+
+# ── Argumente parsen ──────────────────────────────────────────────────────────
+for arg in "$@"; do
+    case "$arg" in
+        --release)  BUILD_TYPE="Release" ;;
+        --debug)    BUILD_TYPE="Debug";  BUILD_DIR="build-debug" ;;
+        --clean)    CLEAN=1 ;;
+        --no-gui)   BUILD_GUI=OFF ;;
+        --no-tests) BUILD_TESTS=OFF ;;
+        --help|-h)
+            sed -n '2,12p' "$0" | sed 's/^# \?//'
+            exit 0
+            ;;
+        *)
+            log_error "Unbekannte Option: $arg"
+            exit 1
+            ;;
+    esac
+done
+
+# ── Projektverzeichnis ermitteln ───────────────────────────────────────────────
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
+BUILD_PATH="$PROJECT_DIR/$BUILD_DIR"
+
+cd "$PROJECT_DIR"
+
+echo ""
+log_info "photo-converter Build"
+log_info "  Typ:    $BUILD_TYPE"
+log_info "  Pfad:   $BUILD_PATH"
+log_info "  GUI:    $BUILD_GUI"
+log_info "  Tests:  $BUILD_TESTS"
+log_info "  Jobs:   $JOBS"
+echo ""
+
+# ── Sauber bauen ──────────────────────────────────────────────────────────────
+if [[ $CLEAN -eq 1 && -d "$BUILD_PATH" ]]; then
+    log_info "Lösche $BUILD_PATH ..."
+    rm -rf "$BUILD_PATH"
+fi
+
+# ── Abhängigkeiten prüfen ─────────────────────────────────────────────────────
+MISSING=()
+for dep in cmake ninja pkg-config; do
+    command -v "$dep" &>/dev/null || MISSING+=("$dep")
+done
+
+if [[ ${#MISSING[@]} -gt 0 ]]; then
+    log_error "Fehlende Tools: ${MISSING[*]}"
+    log_error "Installieren mit: sudo apt install cmake ninja-build pkg-config"
+    exit 1
+fi
+
+# Qt nur prüfen wenn GUI gewünscht
+if [[ "$BUILD_GUI" == "ON" ]]; then
+    if ! pkg-config --exists Qt6Widgets 2>/dev/null && ! command -v qmake6 &>/dev/null; then
+        log_warn "Qt6 nicht gefunden — baue ohne GUI (--no-gui um Warnung zu unterdrücken)"
+        BUILD_GUI=OFF
+    fi
+fi
+
+# ── CMake konfigurieren ───────────────────────────────────────────────────────
+log_info "Konfiguriere CMake ..."
+cmake -B "$BUILD_PATH" \
+    -G Ninja \
+    -DCMAKE_BUILD_TYPE="$BUILD_TYPE" \
+    -DBUILD_GUI="$BUILD_GUI" \
+    -DBUILD_TESTS="$BUILD_TESTS" \
+    2>&1 | sed "s/^/  /"
+
+log_ok "CMake konfiguriert"
+
+# ── Kompilieren ───────────────────────────────────────────────────────────────
+log_info "Kompiliere ($JOBS parallele Jobs) ..."
+cmake --build "$BUILD_PATH" --parallel "$JOBS" 2>&1 | sed "s/^/  /"
+
+log_ok "Build erfolgreich"
+
+# ── Ergebnisse auflisten ──────────────────────────────────────────────────────
+echo ""
+log_info "Erzeugte Binaries:"
+find "$BUILD_PATH" -maxdepth 3 -type f \( -name "photo-converter" -o -name "test_*" \) \
+    | sort \
+    | while read -r f; do
+        size=$(du -sh "$f" 2>/dev/null | cut -f1)
+        echo -e "  ${GREEN}✓${NC} $f  (${size})"
+    done
+
+# ── Tests ausführen ───────────────────────────────────────────────────────────
+if [[ "$BUILD_TESTS" == "ON" ]]; then
+    echo ""
+    log_info "Führe Tests aus ..."
+    if ctest --test-dir "$BUILD_PATH" --output-on-failure -j"$JOBS" 2>&1 | sed "s/^/  /"; then
+        log_ok "Alle Tests bestanden"
+    else
+        log_warn "Einige Tests fehlgeschlagen (Exit-Code wird ignoriert)"
+    fi
+fi
+
+echo ""
+log_ok "Fertig. Starten mit: $BUILD_PATH/photo-converter --batch --config config.ini"