chore: update .dockerignore and Dockerfile for improved build context and permissions

.dockerignore

@@ -1,7 +1,11 @@
 *.md
 .git
-.github
+.github/
 .gitignore
-.vscode
+.vscode/
+downloads/
+data/
+cache/
 docs
-docker-compose.yml
+config.example.toml
+docker-compose.*

Dockerfile

@@ -2,12 +2,9 @@ FROM golang:alpine AS builder
 
 WORKDIR /app
 
-COPY go.* ./
-RUN go mod download
-
 COPY . .
 
-RUN CGO_ENABLED=0 GOOS=linux go build -o saveany-bot .
+RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w -X github.com/krau/SaveAny-Bot/common.Version=Docker" -o saveany-bot .
 
 FROM alpine:latest
 
@@ -15,13 +12,13 @@ RUN addgroup -S saveany && adduser -S saveany -G saveany
 
 WORKDIR /app
 
-RUN mkdir -p /app/data /app/downloads /app/cache && \
-    chown -R saveany:saveany /app
-
 COPY --from=builder /app/saveany-bot .
 
+RUN mkdir -p /app/data /app/downloads /app/cache && \
+    chown -R saveany:saveany /app /app/downloads /app/cache /app/data
+
 RUN chmod +x /app/saveany-bot
 
 USER saveany
 
-CMD ["./saveany-bot"]
+ENTRYPOINT  ["/app/saveany-bot"]

docker-compose.local.yml

@@ -0,0 +1,13 @@
+services:
+  saveany-bot:
+    build: .
+    container_name: saveany-bot
+    restart: unless-stopped
+    volumes:
+      - ./data:/app/data
+      - ./config.toml:/app/config.toml
+      - ./downloads:/app/downloads
+      - ./cache:/app/cache
+    # 使用 host 模式以便访问宿主机服务 (如代理)
+    # 如果你对 Docker 网络模式熟悉, 可以自行修改
+    network_mode: host