feat: add shadcn admin workspace

dev.ps1

@@ -1,6 +1,7 @@
 param(
   [switch]$FrontendOnly,
   [switch]$BackendOnly,
+  [switch]$AdminOnly,
   [switch]$McpOnly,
   [switch]$WithMcp,
   [string]$DatabaseUrl = "postgres://postgres:postgres%402025%21@10.0.0.2:5432/termi-api_development"
@@ -11,10 +12,11 @@ $ErrorActionPreference = "Stop"
 $repoRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
 $frontendScript = Join-Path $repoRoot "start-frontend.ps1"
 $backendScript = Join-Path $repoRoot "start-backend.ps1"
+$adminScript = Join-Path $repoRoot "start-admin.ps1"
 $mcpScript = Join-Path $repoRoot "start-mcp.ps1"
 
-if (@($FrontendOnly, $BackendOnly, $McpOnly).Where({ $_ }).Count -gt 1) {
-  throw "Use only one of -FrontendOnly, -BackendOnly, or -McpOnly."
+if (@($FrontendOnly, $BackendOnly, $AdminOnly, $McpOnly).Where({ $_ }).Count -gt 1) {
+  throw "Use only one of -FrontendOnly, -BackendOnly, -AdminOnly, or -McpOnly."
 }
 
 if ($FrontendOnly) {
@@ -27,12 +29,17 @@ if ($BackendOnly) {
   exit $LASTEXITCODE
 }
 
+if ($AdminOnly) {
+  & $adminScript
+  exit $LASTEXITCODE
+}
+
 if ($McpOnly) {
   & $mcpScript
   exit $LASTEXITCODE
 }
 
-$services = if ($WithMcp) { "frontend, backend, and MCP" } else { "frontend and backend" }
+$services = if ($WithMcp) { "frontend, admin, backend, and MCP" } else { "frontend, admin, and backend" }
 Write-Host "[monorepo] Starting $services in separate PowerShell windows..." -ForegroundColor Cyan
 
 Start-Process powershell -ArgumentList @(
@@ -48,6 +55,12 @@ Start-Process powershell -ArgumentList @(
   "-DatabaseUrl", $DatabaseUrl
 )
 
+Start-Process powershell -ArgumentList @(
+  "-NoExit",
+  "-ExecutionPolicy", "Bypass",
+  "-File", $adminScript
+)
+
 if ($WithMcp) {
   Start-Process powershell -ArgumentList @(
     "-NoExit",
@@ -56,5 +69,5 @@ if ($WithMcp) {
   )
 }
 
-$servicesStarted = if ($WithMcp) { "Frontend, backend, and MCP windows started." } else { "Frontend window and backend window started." }
+$servicesStarted = if ($WithMcp) { "Frontend, admin, backend, and MCP windows started." } else { "Frontend, admin, and backend windows started." }
 Write-Host "[monorepo] $servicesStarted" -ForegroundColor Green