Add photobooth uploader build service

scripts/build-photobooth-uploader.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+WORKDIR=${WORKDIR:-/var/www/html}
+SRC_DIR="${WORKDIR}/clients/photobooth-uploader/PhotoboothUploader"
+OUT_DIR="${WORKDIR}/public/downloads"
+OUT_FILE="${OUT_DIR}/PhotoboothUploader.exe"
+STAMP_FILE="${OUT_DIR}/photobooth-uploader.hash"
+
+if [[ ! -d "$SRC_DIR" ]]; then
+    echo "[photobooth-uploader] Source directory not found: ${SRC_DIR}"
+    exit 0
+fi
+
+mkdir -p "$OUT_DIR"
+
+compute_hash() {
+    find "$SRC_DIR" -type f \
+        -not -path "*/bin/*" \
+        -not -path "*/obj/*" \
+        -print \
+        | LC_ALL=C sort \
+        | xargs sha256sum \
+        | sha256sum \
+        | awk '{print $1}'
+}
+
+HASH=$(compute_hash)
+
+if [[ -f "$OUT_FILE" && -f "$STAMP_FILE" ]]; then
+    CURRENT_HASH=$(cat "$STAMP_FILE" || true)
+    if [[ "$CURRENT_HASH" == "$HASH" ]]; then
+        echo "[photobooth-uploader] Up to date, skipping publish."
+        exit 0
+    fi
+fi
+
+echo "[photobooth-uploader] Publishing uploader exe..."
+dotnet publish "${SRC_DIR}/PhotoboothUploader.csproj" \
+    -c Release \
+    -r win-x64 \
+    --self-contained true \
+    /p:PublishSingleFile=true \
+    /p:IncludeNativeLibrariesForSelfExtract=true \
+    -o "$OUT_DIR"
+
+echo "$HASH" > "$STAMP_FILE"
+echo "[photobooth-uploader] Published to ${OUT_FILE}"