chore: 删除 PowerShell 启动脚本，统一使用 bat 和 sh

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

ai-core/start.ps1

@@ -1,35 +0,0 @@
-# AI-Core gRPC Server Startup Script
-
-Write-Host "Starting AI-Core Document Parser gRPC Server..." -ForegroundColor Green
-
-# Check if Python is installed
-if (-not (Get-Command python -ErrorAction SilentlyContinue)) {
-    Write-Host "Error: Python is not installed or not in PATH" -ForegroundColor Red
-    exit 1
-}
-
-# Check if requirements are installed
-$requirementsInstalled = python -c "import grpcio" 2>$null
-if (-not $?) {
-    Write-Host "Installing Python dependencies..." -ForegroundColor Yellow
-    pip install -r requirements.txt
-    if ($LASTEXITCODE -ne 0) {
-        Write-Host "Error: Failed to install dependencies" -ForegroundColor Red
-        exit 1
-    }
-}
-
-# Generate gRPC code if needed
-$pb2File = "proto\document_parser_pb2.py"
-if (-not (Test-Path $pb2File)) {
-    Write-Host "Generating gRPC code..." -ForegroundColor Yellow
-    python generate_grpc.py
-    if ($LASTEXITCODE -ne 0) {
-        Write-Host "Error: Failed to generate gRPC code" -ForegroundColor Red
-        exit 1
-    }
-}
-
-# Start the server
-Write-Host "Starting server on port 50051..." -ForegroundColor Green
-python main.py --port 50051 --max-workers 10 --log-level INFO