scraper/.dockerignore

@@ -0,0 +1,4 @@
+bin/
+static/
+*.md
+.git

scraper/Dockerfile

@@ -12,30 +12,24 @@ COPY . .
 RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 \
     go build -ldflags="-s -w" -o /scraper ./cmd/scraper
 
-# ── single-file binary stage ───────────────────────────────────────────────────
-# Download the official pre-compiled single-file-cli binary (Deno-compiled,
-# statically linked for Linux x86_64 glibc).  We pin to a specific version so
-# image builds are reproducible; bump this ARG to upgrade.
-FROM alpine:3.20 AS singlefile-downloader
-ARG SINGLEFILE_VERSION=2.0.83
-RUN apk add --no-cache wget ca-certificates && \
-    wget -q -O /single-file \
-      "https://github.com/gildas-lormeau/single-file-cli/releases/download/v${SINGLEFILE_VERSION}/single-file-x86_64-linux" && \
-    chmod +x /single-file
-
 # ── Runtime stage ──────────────────────────────────────────────────────────────
-FROM alpine:3.20
+# Use node:22-alpine so single-file-cli (npm package) runs natively without
+# any glibc shims.  The pre-compiled binary release requires glibc symbols
+# (e.g. __res_init) that Alpine's gcompat shim does not provide.
+FROM node:22-alpine
 
 # ca-certificates: HTTPS to novelfire.net
-# gcompat: glibc compatibility shim so the glibc-linked single-file binary
-#          runs on musl/Alpine without needing a full glibc image.
-# libstdc++: required by the Deno runtime embedded in single-file
-RUN apk add --no-cache ca-certificates tzdata gcompat libstdc++
+# tzdata: timezone data
+RUN apk add --no-cache ca-certificates tzdata
+
+# Install single-file-cli as a global npm package.
+# It runs via Node.js (no Deno/glibc needed) and connects to an external
+# Chromium via the CDP --browser-server flag.
+RUN npm install -g single-file-cli
 
 WORKDIR /app
 
 COPY --from=builder /scraper /app/scraper
-COPY --from=singlefile-downloader /single-file /usr/local/bin/single-file
 
 # Create the default static output directory.
 RUN mkdir -p /app/static/books
@@ -51,7 +45,7 @@ ENV BROWSERLESS_STRATEGY=content
 ENV SCRAPER_WORKERS=0
 ENV SCRAPER_STATIC_ROOT=/app/static/books
 ENV SCRAPER_HTTP_ADDR=:8080
-ENV SINGLEFILE_PATH=/usr/local/bin/single-file
+ENV SINGLEFILE_PATH=single-file
 
 EXPOSE 8080