feat(evidence): add RichTextInput with clipboard paste and wire into FlowPilot

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/components/flowpilot/FlowPilotIntake.tsx

@@ -1,9 +1,11 @@
 import { useState, useEffect } from 'react'
 import { Sparkles, FileText, Terminal, X, AlertTriangle } from 'lucide-react'
 import { TicketPickerModal } from '@/components/session/TicketPickerModal'
+import { RichTextInput } from '@/components/common/RichTextInput'
 import { integrationsApi } from '@/api/integrations'
 import type { AISessionCreateRequest } from '@/types/ai-session'
 import type { PSATicketInfo, PsaConnectionResponse } from '@/types/integrations'
+import type { FileUploadResponse } from '@/types/upload'
 
 interface FlowPilotIntakeProps {
   onSubmit: (request: AISessionCreateRequest) => void
@@ -20,6 +22,9 @@ export function FlowPilotIntake({ onSubmit, isLoading }: FlowPilotIntakeProps) {
   const [psaConnection, setPsaConnection] = useState<PsaConnectionResponse | null>(null)
   const [psaChecked, setPsaChecked] = useState(false)
 
+  // Upload state (no session_id yet — uploads linked later)
+  const [_intakeUploads, setIntakeUploads] = useState<FileUploadResponse[]>([])
+
   // Selected ticket state
   const [selectedTicket, setSelectedTicket] = useState<PSATicketInfo | null>(null)
   const [selectedTicketId, setSelectedTicketId] = useState<string | null>(null)
@@ -168,19 +173,12 @@ export function FlowPilotIntake({ onSubmit, isLoading }: FlowPilotIntakeProps) {
 
           {/* Main text area (hidden when ticket is selected) */}
           {!selectedTicket && (
-            <textarea
+            <RichTextInput
               value={text}
-              onChange={(e) => setText(e.target.value)}
-              onKeyDown={(e) => {
-                if (e.key === 'Enter' && !e.shiftKey) {
-                  e.preventDefault()
-                  if (text.trim() || logContent.trim()) handleSubmit()
-                }
-              }}
+              onChange={setText}
+              onFilesChange={setIntakeUploads}
               placeholder="e.g. User can't access shared drive after password reset, getting 'Access Denied' in Event Viewer..."
-              className="w-full rounded-lg border border-border bg-card px-4 py-3 text-sm text-foreground placeholder:text-muted-foreground focus:border-[rgba(6,182,212,0.3)] focus:outline-none resize-none"
               rows={5}
-              autoFocus
             />
           )}