Optimize Dockerfile build process and add static assets

- Reorder package installation to improve layer caching
- Add curl to runtime dependencies
- Use relative paths for sqlc and templ generation
- Copy static assets to final stage
- Improve build step organization

Dockerfile

@@ -3,33 +3,30 @@ FROM golang:1.25-alpine AS builder
 
 WORKDIR /app
 
+# Install Node.js, npm, and curl for Tailwind CSS building
+RUN apk add --no-cache nodejs npm curl
+
 # Install sqlc
 RUN go install github.com/sqlc-dev/sqlc/cmd/sqlc@latest
 
 # Install templ
 RUN go install github.com/a-h/templ/cmd/templ@latest
 
+# Copy package files and install npm dependencies
+COPY package*.json ./
+RUN npm install
+
 # Copy source code
 COPY . .
 
 # Download dependencies
 RUN go mod tidy
 
-# Install Node.js and npm for Tailwind CSS building
-RUN apk add --no-cache nodejs npm
-
-# Copy package files and install npm dependencies
-COPY package*.json ./
-RUN npm install
-
-# Copy source code (after npm to avoid re-running npm install on code changes)
-COPY . .
-
 # Generate sqlc code
-RUN sqlc generate
+RUN cd internal/database && sqlc generate
 
 # Generate templ code
-RUN templ generate
+RUN cd templates && templ generate
 
 # Build Tailwind CSS and download htmx
 RUN npm run build:css:prod
@@ -41,7 +38,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main ./cmd/server
 # Final stage
 FROM alpine:latest
 
-RUN apk --no-cache add ca-certificates
+RUN apk --no-cache add ca-certificates curl
 WORKDIR /root/
 
 # Copy the binary from builder stage
@@ -50,9 +47,12 @@ COPY --from=builder /app/main .
 # Copy database schema (if needed for initialization)
 COPY --from=builder /app/database/schema ./database/schema
 
-# Copy templates
+# Copy generated templates
 COPY --from=builder /app/templates ./templates
 
+# Copy static assets
+COPY --from=builder /app/cmd/server/static ./static
+
 # Expose port
 EXPOSE 8765