update kontor-fiber to use Go Fiber v3

kontor-fiber/Containerfile

@@ -1,5 +1,5 @@
 # ---------- Stage 1: Build ----------
-FROM docker.io/library/golang:1.25-alpine AS builder
+FROM docker.io/library/golang:1.26-alpine AS builder
 # Set the working directory
 WORKDIR /app
 # Ensure a portable, static-ish binary
@@ -20,5 +20,6 @@ WORKDIR /app
 RUN apk add --no-cache ca-certificates tzdata curl
 # Copy the binary and set ownership
 COPY --from=builder /app/kontor /app/kontor
+COPY --from=builder /app/views /app/views
 # Set the entrypoint command
 ENTRYPOINT ["/app/kontor"]