update

.gitignore

+### Example user template template
+.idea
+*.iml
+out
+gen
+*.sol
+*.txt
+.DS_Store
+*.exe
+build
+.history
+nohup.out

Dockerfile

+# 构建阶段
+FROM golang:1.21-alpine AS build
+
+WORKDIR /app
+
+COPY watermark.go .
+
+COPY *.ttf /
+
+RUN CGO_ENABLED=0 GOOS=linux go build -o watermark /app/watermark.go
+
+# 最终阶段
+FROM linuxserver/ffmpeg:7.0.1
+
+COPY --from=build /app/watermark /usr/local/bin/watermark
+
+EXPOSE 8080
+
+ENTRYPOINT ["/usr/local/bin/watermark"]
\ No newline at end of file