fixed some stuff

Dockerfile

@@ -1,13 +1,16 @@
-FROM golang:alpine as builder
-WORKDIR /build
-RUN go install github.com/a-h/templ/cmd/templ@latest
-COPY . .
-RUN templ generate
-RUN go build -o iphistory .
+FROM ghcr.io/a-h/templ:latest AS generate-stage
+COPY . /app
+WORKDIR /app
+RUN ["templ", "generate"]
+
+FROM golang:alpine AS build-stage
+WORKDIR /app
+COPY --from=generate-stage /app /app
+RUN CGO_ENABLED=0 go build -o iphistory .
 
 FROM alpine:latest
 RUN apk --no-cache add ca-certificates
 WORKDIR /app/
-COPY --from=builder /build/iphistory .
+COPY --from=build-stage /app/iphistory .
 EXPOSE 8080
 CMD ["./iphistory"]