feat: Add fresh database setup script and media handling improvements

- Introduced a new script for setting up a fresh database with ordered migration tasks.
- Added a utility function to find media by filename, improving media handling in various scripts.
- Updated preload scripts to utilize the new media fetching utility.
- Refactored datenschutz, impressum, and mitglied-werden fields to use stable IDs and anchor IDs.
- Enhanced home and network pages to accommodate new field structures.
- Added new preload script for global CMS settings.
- Improved code readability and organization across multiple files.

src/spa/pages/Home.tsx

@@ -596,7 +596,7 @@ function StatusSlider({ data }: { data?: HomeCms }) {
   const phases = fallbackArray(data?.phases, homeContent.status.phases).map((phase, i) => {
     const phaseRecord = phase as StatusPhase
     const fallbackPhase = homeContent.status.phases[i]
-    const fallbackCta = fallbackPhase?.cta
+    const fallbackCta = fallbackPhase?.cta?.label
       ? { label: fallbackPhase.cta.label, to: fallbackPhase.cta.url }
       : null
     const cta = phaseRecord?.cta?.label

src/spa/pages/Netzwerk.tsx

@@ -30,7 +30,7 @@ type NetzwerkCms = Partial<typeof netzwerkContent> & {
 
 type PatronPerson = (typeof netzwerkContent.patronage.people)[number] & { imageUpload?: unknown }
 type JuryMember = (typeof netzwerkContent.jury.members)[number] & { imageUpload?: unknown }
-type Partner = (typeof netzwerkContent.partners.items)[number] & { tier: 1 | 2 | 3; heroImg?: string; linkedin?: string; logoSubtext?: string }
+type Partner = (typeof netzwerkContent.partners.items)[number] & { stableId?: string; tier: 1 | 2 | 3; heroImg?: string; linkedin?: string; logoSubtext?: string }
 type PartnerTier = (typeof netzwerkContent.partners.tiers)[number]
 type ExpertiseRow = (typeof netzwerkContent.expertise.rows)[number]
 type StatItem = (typeof netzwerkContent.juryIntro.stats)[number]
@@ -458,6 +458,7 @@ const Netzwerk: React.FC = () => {
   const defaultLogoColor = fallbackText(partnerSection.defaultLogoColor, netzwerkContent.partners.defaultLogoColor);
   const partners = fallbackArray<Partner>(partnerSection.items, netzwerkContent.partners.items as Partner[]).map((partner) => ({
     ...partner,
+    id: partner.stableId || partner.id,
     logoColor: fallbackText(partner.logoColor, defaultLogoColor),
   }));
   const partnerTiers = fallbackArray<PartnerTier>(partnerSection.tiers, netzwerkContent.partners.tiers);