feat: run prisma migrate deploy on api container startup

Agent-Logs-Url: https://github.com/HorizonStackSoftware/optima/sessions/509d6156-c474-457b-9627-82f7b2f13158

Co-authored-by: HoloPanio <30759238+HoloPanio@users.noreply.github.com>

api/Dockerfile

@@ -90,6 +90,9 @@ COPY --from=build /app/dalpuri/generated/ ./dalpuri/generated/
 # Copy production node_modules (Prisma adapter needs native bindings)
 COPY --from=deps /app/node_modules/ ./node_modules/
 
+# Copy bun so prisma migrate deploy can run at container startup
+COPY --from=build /usr/local/bin/bun /usr/local/bin/bun
+
 # Ensure pdfmake Roboto fonts are present at runtime for PDF generation.
 COPY --from=build /app/api/node_modules/pdfmake/build/fonts/ ./node_modules/pdfmake/build/fonts/
 
@@ -104,7 +107,7 @@ COPY --from=build /app/api/logo.png ./logo.png
 COPY --from=build /app/api/src/modules/sales-utils/salesTaxRates.json ./salesTaxRates.json
 
 EXPOSE 3000
-CMD ["./server"]
+CMD ["sh", "-c", "sh prisma/migrate-entrypoint.sh && ./server"]
 
 # ---- Stage 5: Worker runtime image ----
 FROM runtime-base AS worker