feat(venv): add uv compatibility for pip commands and enhance virtual environment setup

scripts/uv-pip-compat.sh

@@ -0,0 +1,56 @@
+#!/bin/sh
+
+set -eu
+
+SCRIPT_PATH="$0"
+SCRIPT_DIR=$(CDPATH= cd -- "$(dirname -- "$SCRIPT_PATH")" && pwd)
+COMMAND_NAME=$(basename -- "$SCRIPT_PATH")
+
+if [ "${COMMAND_NAME}" = "uv-pip-compat" ] || [ "${COMMAND_NAME}" = "uv-pip-compat.sh" ]; then
+    if [ "$#" -eq 0 ]; then
+        echo "用法: uv-pip-compat <pip|pip-compile|pip-sync> [args...]" >&2
+        exit 2
+    fi
+    COMMAND_NAME="$1"
+    shift
+fi
+
+if [ -x "${SCRIPT_DIR}/uv" ]; then
+    UV_BIN="${SCRIPT_DIR}/uv"
+elif command -v uv >/dev/null 2>&1; then
+    UV_BIN=$(command -v uv)
+else
+    echo "未找到 uv，可执行 pip 兼容层无法继续运行。" >&2
+    exit 127
+fi
+
+case "${COMMAND_NAME}" in
+    pip|pip3|pip3.*)
+        if [ "$#" -eq 0 ]; then
+            exec "${UV_BIN}" pip --help
+        fi
+
+        case "$1" in
+            -V|--version|version)
+                exec "${UV_BIN}" --version
+                ;;
+            help)
+                shift
+                exec "${UV_BIN}" help pip "$@"
+                ;;
+            *)
+                exec "${UV_BIN}" pip "$@"
+                ;;
+        esac
+        ;;
+    pip-compile)
+        exec "${UV_BIN}" pip compile "$@"
+        ;;
+    pip-sync)
+        exec "${UV_BIN}" pip sync "$@"
+        ;;
+    *)
+        echo "不支持的 pip 兼容命令入口：${COMMAND_NAME}" >&2
+        exit 2
+        ;;
+esac