Docker optimizations and cleanup

.dockerignore

@@ -3,6 +3,11 @@
 **/airbin
 **/tmp
 **/*.rdb
+.git
+.gitignore
+.dockerignore
+Dockerfile
+README.md
 stylegen
 fly.toml
-tailwind.config.*.js
+tailwind.config.*.js

Dockerfile

@@ -1,17 +1,26 @@
-FROM golang:1.23.2-alpine AS build
+FROM golang:1.23.2-alpine AS builder
 
 WORKDIR /app
 
+# Download dependencies
 COPY go.mod go.sum ./
-
 RUN go mod download
 
+# Copy source code
 COPY . .
 
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o /go/bin/app
+# Install UPX
+RUN apk add --no-cache upx
 
+# Build with optimizations
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
+    -ldflags='-s -w -extldflags "-static"' \
+    -tags netgo,osusergo \
+    -o /go/bin/app
+
+# Final stage
 FROM scratch
 
-COPY --from=build /go/bin/app /app
+COPY --from=builder /go/bin/app /app
 
 ENTRYPOINT ["/app"]