update docker build workflow

.github/workflows/docker.yml

@@ -9,6 +9,7 @@ on:
     paths:
       - "**.rs"
       - "Cargo.lock"
+      - "Dockerfile"
       - ".github/workflows/docker.yml"
   workflow_dispatch:
 

Dockerfile

@@ -1,6 +1,7 @@
 FROM rust:alpine AS build
 
 RUN apk add nodejs npm musl-dev
+RUN rustup default nightly
 
 WORKDIR /build
 
@@ -9,6 +10,7 @@ COPY src/ src/
 COPY templates/ templates/
 COPY Cargo.toml .
 COPY Cargo.lock .
+COPY build.rs .
 COPY package.json .
 COPY package-lock.json .
 COPY tailwind.config.js .