feat(pitch-deck): legal disclaimer slide + projection footer on financial slides

New DisclaimerSlide (last slide):
- Full liability disclaimer (German/English)
- Confidentiality clause (purpose limitation, 3yr duration, Konstanz jurisdiction)
- Status as private individual in founding preparation

ProjectionFooter component on 4 financial slides:
- FinancialsSlide, TheAskSlide, FinanzplanSlide, CapTableSlide
- "Alle Finanzdaten sind Planzahlen" disclaimer

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

pitch-deck/components/slides/CapTableSlide.tsx

@@ -1,6 +1,7 @@
 'use client'
 
 import { Language } from '@/lib/types'
+import ProjectionFooter from '../ui/ProjectionFooter'
 import GradientText from '../ui/GradientText'
 import FadeInView from '../ui/FadeInView'
 import GlassCard from '../ui/GlassCard'
@@ -212,6 +213,7 @@ export default function CapTableSlide({ lang }: CapTableSlideProps) {
           </GlassCard>
         </FadeInView>
       </div>
+      <ProjectionFooter lang={lang} />
     </div>
   )
 }