Добавить PLY-загрузку и Docker Web UI с PCL-пайплайном.

PLY читается в FilePointCloudSource, CLI отдаёт геометрию в output JSON,
а Docker/FastAPI/Three.js дают веб-запуск пайплайна без конфликта libpq на хосте.

Co-authored-by: Cursor <cursoragent@cursor.com>

docker/Dockerfile

@@ -0,0 +1,65 @@
+FROM ubuntu:24.04 AS builder
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    pkg-config \
+    qtbase5-dev \
+    qt5-qmake \
+    qtdeclarative5-dev \
+    libqt5opengl5-dev \
+    libpcl-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /src
+COPY . .
+
+RUN mkdir -p build && cd build \
+    && qmake ../DotsToSirface.pro 'DEFINES+=PCL_ENABLED' \
+    && make -j"$(nproc)"
+
+FROM ubuntu:24.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+ENV DOTSTOSIRFACE_BIN=/usr/local/bin/DotsToSirface
+ENV PIPELINE_CONFIG=/app/docker/default_pipeline.json
+ENV PYTHONUNBUFFERED=1
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    python3 \
+    python3-pip \
+    python3-venv \
+    libqt5core5t64 \
+    libqt5gui5t64 \
+    libqt5widgets5t64 \
+    libqt5opengl5t64 \
+    libqt5qml5 \
+    libqt5quick5 \
+    libqt5quickwidgets5 \
+    libqt5network5t64 \
+    libpcl-common1.14 \
+    libpcl-io1.14 \
+    libpcl-filters1.14 \
+    libpcl-features1.14 \
+    libpcl-kdtree1.14 \
+    libpcl-search1.14 \
+    libpcl-surface1.14 \
+    libgl1 \
+  && rm -rf /var/lib/apt/lists/*
+
+COPY --from=builder /src/build/DotsToSirface /usr/local/bin/DotsToSirface
+COPY api /app/api
+COPY web /app/web
+COPY docker /app/docker
+COPY presets /app/presets
+
+WORKDIR /app/api
+RUN python3 -m venv /opt/venv \
+    && /opt/venv/bin/pip install --no-cache-dir -r requirements.txt
+
+ENV PATH="/opt/venv/bin:${PATH}"
+
+EXPOSE 8080
+
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8080"]