perf: Go 1.26, BuildKit cache mounts

.dockerignore

@@ -0,0 +1,9 @@
+.git
+.github
+*.md
+LICENSE
+compose.yml
+docker-compose*.yml
+*.test
+*.prof
+*.out

.gitignore

@@ -0,0 +1,29 @@
+# Binaries
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+hanzo-stream
+
+# Test artifacts
+*.test
+*.out
+*.prof
+coverage.out
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS
+.DS_Store
+
+# AI assistant config
+CLAUDE.md
+AGENTS.md
+GEMINI.md
+QWEN.md

Dockerfile

@@ -1,4 +1,5 @@
-FROM --platform=$BUILDPLATFORM golang:1.23-alpine AS builder
+# syntax=docker/dockerfile:1
+FROM --platform=$BUILDPLATFORM golang:1.26-alpine AS builder
 
 ARG TARGETOS=linux
 ARG TARGETARCH=amd64
@@ -7,9 +8,13 @@ RUN apk add --no-cache git
 
 WORKDIR /src
 COPY go.mod go.sum ./
-RUN go mod download
+RUN --mount=type=cache,target=/go/pkg/mod \
+    go mod download
+
 COPY . .
-RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -ldflags="-s -w" -o /hanzo-stream .
+RUN --mount=type=cache,target=/go/pkg/mod \
+    --mount=type=cache,target=/root/.cache/go-build \
+    CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -ldflags="-s -w" -o /hanzo-stream .
 
 FROM alpine:3.20
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/hanzoai/stream
 
-go 1.23.4
+go 1.26.0
 
 require (
 	github.com/eapache/go-xerial-snappy v0.0.0-20230731223053-c322873962e3