fix(pitch-admin): render JSONB arrays as inline table editors

Arrays of objects (funding_schedule, founder_salary_schedule, etc.)
now render as editable tables with per-field inputs, add/remove row
buttons, instead of a raw JSON string in a single text input.

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

pitch-deck/app/pitch-admin/(authed)/financial-model/[scenarioId]/page.tsx

@@ -128,6 +128,92 @@ export default function EditScenarioPage() {
             <div className="space-y-3">
               {items.map(a => {
                 const isEdited = edits[a.id] !== undefined
+                // Detect arrays of objects for structured editing
+                const isObjectArray = Array.isArray(a.value) && a.value.length > 0 && typeof a.value[0] === 'object' && a.value[0] !== null
+
+                if (isObjectArray) {
+                  const rows = isEdited ? (JSON.parse(edits[a.id]) as Record<string, unknown>[]) : (a.value as Record<string, unknown>[])
+                  const cols = Object.keys(rows[0] || {})
+
+                  return (
+                    <div key={a.id} className="border border-white/[0.06] rounded-xl overflow-hidden">
+                      <div className="flex items-center justify-between px-4 py-2.5 bg-white/[0.02]">
+                        <div>
+                          <span className="text-sm text-white/90">{a.label_en || a.label_de}</span>
+                          <span className="text-xs text-white/40 font-mono ml-2">{a.key}</span>
+                        </div>
+                        <div className="flex items-center gap-2">
+                          <button
+                            onClick={() => {
+                              const newRow: Record<string, unknown> = {}
+                              cols.forEach(c => { newRow[c] = typeof rows[0][c] === 'number' ? 0 : '' })
+                              const updated = [...rows, newRow]
+                              setEdit(a.id, JSON.stringify(updated))
+                            }}
+                            className="text-[10px] px-2 py-1 rounded bg-white/[0.06] text-white/60 hover:text-white hover:bg-white/[0.1]"
+                          >
+                            + Row
+                          </button>
+                          {isEdited && (
+                            <button
+                              onClick={() => saveAssumption(a)}
+                              disabled={savingId === a.id}
+                              className="bg-indigo-500 hover:bg-indigo-600 text-white text-[10px] px-2.5 py-1 rounded flex items-center gap-1 disabled:opacity-50"
+                            >
+                              <Save className="w-3 h-3" /> Save
+                            </button>
+                          )}
+                        </div>
+                      </div>
+                      <table className="w-full text-xs">
+                        <thead>
+                          <tr className="border-b border-white/[0.06]">
+                            {cols.map(c => (
+                              <th key={c} className="text-left py-2 px-3 text-white/40 font-medium uppercase tracking-wider">{c}</th>
+                            ))}
+                            <th className="w-8" />
+                          </tr>
+                        </thead>
+                        <tbody>
+                          {rows.map((row, ri) => (
+                            <tr key={ri} className="border-b border-white/[0.04] hover:bg-white/[0.02]">
+                              {cols.map(c => (
+                                <td key={c} className="py-1.5 px-3">
+                                  <input
+                                    type={typeof row[c] === 'number' ? 'number' : 'text'}
+                                    value={row[c] as string | number}
+                                    onChange={e => {
+                                      const updated = rows.map((r, i) => {
+                                        if (i !== ri) return r
+                                        const val = typeof r[c] === 'number' ? Number(e.target.value) || 0 : e.target.value
+                                        return { ...r, [c]: val }
+                                      })
+                                      setEdit(a.id, JSON.stringify(updated))
+                                    }}
+                                    className="w-full bg-transparent border-b border-transparent hover:border-white/10 focus:border-indigo-500/50 text-white font-mono py-0.5 focus:outline-none"
+                                  />
+                                </td>
+                              ))}
+                              <td className="py-1.5 px-1">
+                                <button
+                                  onClick={() => {
+                                    const updated = rows.filter((_, i) => i !== ri)
+                                    setEdit(a.id, JSON.stringify(updated))
+                                  }}
+                                  className="text-white/30 hover:text-rose-400 p-1"
+                                  title="Remove row"
+                                >
+                                  ×
+                                </button>
+                              </td>
+                            </tr>
+                          ))}
+                        </tbody>
+                      </table>
+                    </div>
+                  )
+                }
+
                 const currentValue = isEdited
                   ? edits[a.id]
                   : typeof a.value === 'object'