Add external import sources, work history, screening fields and Phase 1 docs

- New ExternalImportSource and ExternalWorkHistoryEntry models, controller and migrations
- Screening fields on external profile imports
- Admin and provider profile views, routes and workflow tests updated
- Phase 1 validation, route inventory, gap report template and roadmap docs
- Add the Google Sheets work-order parser tool (tools/google-sheets-wo-parser)

resources/views/admin/index.blade.php

@@ -116,6 +116,33 @@
             </div>
         </section>
 
+        <section class="rounded border bg-white p-6">
+            <h3 class="font-semibold">Import source batches</h3>
+            <p class="mt-1 text-sm text-gray-600">Raw Field Nation, WorkMarket, and marketplace source files are private proof batches. They should be reviewed and redacted before any public summary is approved.</p>
+            <div class="mt-4 space-y-4">
+                @forelse ($importSources as $source)
+                    <div class="rounded border bg-gray-50 p-4 text-sm">
+                        <p class="font-semibold">{{ $source->providerProfile->business_name }} | {{ $source->platform }} | {{ $source->sourceTypeLabel() }}</p>
+                        <p class="mt-1 text-gray-600">
+                            {{ $source->original_name }}
+                            | {{ number_format($source->size / 1024, 1) }} KB
+                            | {{ $source->parseStatusLabel() }}
+                            | {{ $source->reviewStatusLabel() }}
+                            | uploaded by {{ $source->uploadedBy?->name ?? 'unknown' }}
+                        </p>
+                        @if ($source->externalProfileImport)
+                            <p class="mt-1 text-gray-600">Linked summary: {{ $source->externalProfileImport->platform }} {{ $source->externalProfileImport->external_id ? '#'.$source->externalProfileImport->external_id : '' }}</p>
+                        @endif
+                        @if ($source->provider_notes)
+                            <p class="mt-2 whitespace-pre-line text-gray-700">{{ $source->provider_notes }}</p>
+                        @endif
+                    </div>
+                @empty
+                    <p class="text-sm text-gray-600">No import source batches are waiting for review.</p>
+                @endforelse
+            </div>
+        </section>
+
         <section class="rounded border bg-white p-6">
             <h3 class="font-semibold">Moderation reports</h3>
             <p class="mt-1 text-sm text-gray-600">Reports are triage records for profiles, jobs, and attachments. They do not delete or hide content by themselves.</p>