feat: improve WeKnora source preview and wiki management

scripts/vscode-start.ps1

@@ -0,0 +1,54 @@
+param(
+    [int]$TimeoutSeconds = 90,
+    [switch]$OpenBrowser
+)
+
+. "$PSScriptRoot\env.ps1"
+
+function Wait-HttpReady {
+    param(
+        [Parameter(Mandatory = $true)]
+        [string]$Name,
+        [Parameter(Mandatory = $true)]
+        [string]$Url,
+        [Parameter(Mandatory = $true)]
+        [datetime]$Deadline
+    )
+
+    Write-Host "Waiting for ${Name}: $Url"
+    while ((Get-Date) -lt $Deadline) {
+        try {
+            $response = Invoke-WebRequest -UseBasicParsing -Uri $Url -TimeoutSec 2
+            if ($response.StatusCode -ge 200 -and $response.StatusCode -lt 500) {
+                Write-Host "$Name is ready: $Url"
+                return
+            }
+        } catch {
+            Start-Sleep -Milliseconds 700
+        }
+    }
+
+    throw "Timed out waiting for ${Name}: $Url"
+}
+
+& "$PSScriptRoot\start-all.ps1"
+if ($LASTEXITCODE -ne 0) {
+    exit $LASTEXITCODE
+}
+
+$deadline = (Get-Date).AddSeconds($TimeoutSeconds)
+Wait-HttpReady -Name "backend" -Url "$BackendPublicBaseUrl/api/health" -Deadline $deadline
+Wait-HttpReady -Name "frontend" -Url "$FrontendPublicBaseUrl/" -Deadline $deadline
+
+Write-Host ""
+Write-Host "DeerFlow is ready."
+Write-Host "Frontend: $FrontendPublicBaseUrl/"
+Write-Host "Backend:  $BackendPublicBaseUrl"
+Write-Host ""
+Write-Host "Logs:"
+Write-Host "  Backend:  $(Join-Path $LogDir 'backend.log')"
+Write-Host "  Frontend: $(Join-Path $LogDir 'frontend.log')"
+
+if ($OpenBrowser) {
+    Start-Process "$FrontendPublicBaseUrl/"
+}