feat: consolidate backend and docker-compose setup

backend/scripts/serve.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$ROOT"
+
+unset VIRTUAL_ENV
+
+if [[ -f .env ]]; then
+  set -a
+  # shellcheck disable=SC1091
+  source .env
+  set +a
+fi
+
+GENAI_HOST="${GENAI_HOST:-0.0.0.0}"
+GENAI_PORT="${GENAI_PORT:-8118}"
+GENAI_MODEL="${GENAI_MODEL:-PaddleOCR-VL-1.6-0.9B}"
+GENAI_BACKEND="${GENAI_BACKEND:-vllm}"
+VLLM_CONFIG="${VLLM_CONFIG:-config/vllm_config.yaml}"
+
+if [[ ! -f "${VLLM_CONFIG}" ]]; then
+  echo "Missing vLLM config: ${VLLM_CONFIG}" >&2
+  exit 1
+fi
+
+echo "==> Starting PaddleOCR-VL vLLM service"
+echo "    model:   ${GENAI_MODEL}"
+echo "    backend: ${GENAI_BACKEND}"
+echo "    url:     http://${GENAI_HOST}:${GENAI_PORT}/v1"
+echo "    config:  ${VLLM_CONFIG}"
+
+exec uv run paddleocr genai_server \
+  --model_name "${GENAI_MODEL}" \
+  --host "${GENAI_HOST}" \
+  --port "${GENAI_PORT}" \
+  --backend "${GENAI_BACKEND}" \
+  --backend_config "${VLLM_CONFIG}"