feat(company-explorer): Initial Web UI & Backend with Enrichment Flow

This commit introduces the foundational elements for the new "Company Explorer" web application, marking a significant step away from the legacy Google Sheets / CLI system.

Key changes include:
- Project Structure: A new  directory with separate  (FastAPI) and  (React/Vite) components.
- Data Persistence: Migration from Google Sheets to a local SQLite database () using SQLAlchemy.
- Core Utilities: Extraction and cleanup of essential helper functions (LLM wrappers, text utilities) into .
- Backend Services: , ,  for AI-powered analysis, and  logic.
- Frontend UI: Basic React application with company table, import wizard, and dynamic inspector sidebar.
- Docker Integration: Updated  and  for multi-stage builds and sideloading.
- Deployment & Access: Integrated into central Nginx proxy and dashboard, accessible via .

Lessons Learned & Fixed during development:
- Frontend Asset Loading: Addressed issues with Vite's  path and FastAPI's .
- TypeScript Configuration: Added  and .
- Database Schema Evolution: Solved  errors by forcing a new database file and correcting  override.
- Logging: Implemented robust file-based logging ().

This new foundation provides a powerful and maintainable platform for future B2B robotics lead generation.

company-explorer/frontend/src/components/ImportWizard.tsx

@@ -0,0 +1,85 @@
+import { useState } from 'react'
+import axios from 'axios'
+import { X, UploadCloud } from 'lucide-react'
+
+interface ImportWizardProps {
+  isOpen: boolean
+  onClose: () => void
+  onSuccess: () => void
+  apiBase: string
+}
+
+export function ImportWizard({ isOpen, onClose, onSuccess, apiBase }: ImportWizardProps) {
+  const [text, setText] = useState("")
+  const [loading, setLoading] = useState(false)
+
+  if (!isOpen) return null
+
+  const handleImport = async () => {
+    const lines = text.split('\n').map(l => l.trim()).filter(l => l.length > 0)
+    if (lines.length === 0) return
+
+    setLoading(true)
+    try {
+      await axios.post(`${apiBase}/companies/bulk`, { names: lines })
+      setText("")
+      onSuccess()
+      onClose()
+    } catch (e: any) {
+      console.error(e)
+      const msg = e.response?.data?.detail || e.message || "Unknown Error"
+      alert(`Import failed: ${msg}`)
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  return (
+    <div className="fixed inset-0 bg-black/70 backdrop-blur-sm z-50 flex items-center justify-center p-4">
+      <div className="bg-slate-900 border border-slate-700 rounded-xl w-full max-w-lg shadow-2xl">
+        
+        {/* Header */}
+        <div className="flex items-center justify-between p-4 border-b border-slate-800">
+          <h3 className="text-lg font-semibold text-white flex items-center gap-2">
+            <UploadCloud className="h-5 w-5 text-blue-400" />
+            Quick Import
+          </h3>
+          <button onClick={onClose} className="text-slate-400 hover:text-white">
+            <X className="h-5 w-5" />
+          </button>
+        </div>
+
+        {/* Body */}
+        <div className="p-4 space-y-4">
+          <p className="text-sm text-slate-400">
+            Paste company names below (one per line). Duplicates in the database will be skipped automatically.
+          </p>
+          <textarea
+            className="w-full h-64 bg-slate-950 border border-slate-700 rounded-lg p-3 text-sm text-slate-200 focus:ring-2 focus:ring-blue-600 outline-none font-mono"
+            placeholder="Company A&#10;Company B&#10;Company C..."
+            value={text}
+            onChange={e => setText(e.target.value)}
+          />
+        </div>
+
+        {/* Footer */}
+        <div className="p-4 border-t border-slate-800 flex justify-end gap-3">
+          <button 
+            onClick={onClose}
+            className="px-4 py-2 text-sm font-medium text-slate-400 hover:text-white"
+          >
+            Cancel
+          </button>
+          <button
+            onClick={handleImport}
+            disabled={loading || !text.trim()}
+            className="px-4 py-2 bg-blue-600 hover:bg-blue-500 text-white rounded-md text-sm font-medium disabled:opacity-50 disabled:cursor-not-allowed"
+          >
+            {loading ? "Importing..." : "Import Companies"}
+          </button>
+        </div>
+
+      </div>
+    </div>
+  )
+}