Rewrite CLI in Go

- Add Cobra-based cam and code-agent-manager binaries
- Port command groups, config handling, providers, and MCP state flows
- Add Go command tests and install smoke verification

Author: James Zhu <zhujian0805@gmail.com>

Author: zhujian0805

Makefile

@@ -1,122 +1,51 @@
-.PHONY: help install dev-install clean test lint format type-check security check pre-commit-install pre-commit-run build release
+.PHONY: help install clean test test-race build release fmt vet check
+
+VERSION ?= dev
+GOFLAGS ?=
 
-# Default target
 help:
 	@echo "Available commands:"
-	@echo "  make install          - Install package for production use"
-	@echo "  make dev-install      - Install package with development dependencies"
-	@echo "  make clean            - Remove build artifacts and caches"
-	@echo "  make test             - Run test suite"
-	@echo "  make test-cov         - Run tests with coverage (HTML + terminal)"
-	@echo "  make test-cov-xml     - Run tests with coverage (HTML + terminal + XML)"
-	@echo "  make test-comprehensive - Run comprehensive tests with full coverage"
-	@echo "  make test-coverage-summary - Show coverage summary report"
-	@echo "  make lint             - Run linting (flake8)"
-	@echo "  make format           - Format code (black, isort)"
-	@echo "  make type-check       - Run type checking (mypy)"
-	@echo "  make security         - Run security checks (bandit)"
-	@echo "  make check            - Run all quality checks (lint, type-check, test)"
-	@echo "  make pre-commit-install - Install pre-commit hooks"
-	@echo "  make pre-commit-run   - Run pre-commit on all files"
-	@echo "  make build            - Build distribution packages"
-	@echo "  make release          - Full release workflow (clean, test, build)"
+	@echo "  make build    - Build Go binaries into dist/"
+	@echo "  make install  - Build and install cam/code-agent-manager"
+	@echo "  make test     - Run Go test suite"
+	@echo "  make test-race - Run Go tests with race detector"
+	@echo "  make fmt      - Format Go code"
+	@echo "  make vet      - Run go vet"
+	@echo "  make check    - Run fmt check, vet, tests, and install smoke test"
+	@echo "  make clean    - Remove build artifacts"
 
-# Installation
 install:
-	pip install -e .
-
-dev-install:
-	pip install -e ".[dev]"
-	$(MAKE) pre-commit-install
+	VERSION=$(VERSION) ./install.sh install
 
-# Cleaning
 clean:
-	rm -rf build/
 	rm -rf dist/
-	rm -rf *.egg-info
-	rm -rf .pytest_cache/
-	rm -rf .mypy_cache/
-	rm -rf .tox/
-	rm -rf htmlcov/
-	rm -rf .coverage
-	find . -type d -name __pycache__ -exec rm -rf {} + 2>/dev/null || true
-	find . -type f -name "*.pyc" -delete
-	find . -type f -name "*.pyo" -delete
-	find . -type f -name "*.orig" -delete
-
-# Testing
-test:
-	pytest tests/ -v
-
-test-cov:
-	pytest tests/ -v --cov=code_assistant_manager --cov-report=html --cov-report=term
-
-test-cov-xml:
-	pytest tests/ -v --cov=code_assistant_manager --cov-report=html --cov-report=term --cov-report=xml
-
-test-comprehensive:
-	pytest tests/ -v --cov=code_assistant_manager --cov-report=html --cov-report=term --cov-report=xml --tb=short --maxfail=5
-
-test-coverage-summary:
-	python -m coverage report --include="code_assistant_manager/*" --omit="tests/*" --sort=cover
+	find . -type f -name "*.test" -delete
+	find . -type f -name "coverage.out" -delete
 
-# Code quality
-lint:
-	@echo "Running flake8..."
-	flake8 code_assistant_manager/
+build:
+	mkdir -p dist
+	go build $(GOFLAGS) -ldflags "-X main.version=$(VERSION)" -o dist/cam ./cmd/cam
+	go build $(GOFLAGS) -ldflags "-X main.version=$(VERSION)" -o dist/code-agent-manager ./cmd/code-agent-manager
 
-format:
-	@echo "Running isort..."
-	isort code_assistant_manager/ tests/
-	@echo "Running black..."
-	black code_assistant_manager/ tests/
+test:
+	go test $(GOFLAGS) ./...
 
-format-check:
-	@echo "Checking isort..."
-	isort --check-only code_assistant_manager/ tests/
-	@echo "Checking black..."
-	black --check code_assistant_manager/ tests/
+test-race:
+	go test $(GOFLAGS) -race ./...
 
-type-check:
-	@echo "Running mypy..."
-	mypy code_assistant_manager/
+fmt:
+	gofmt -s -w cmd internal
 
-security:
-	@echo "Running bandit..."
-	bandit -r code_assistant_manager/ -c pyproject.toml
+fmt-check:
+	@test -z "$$(gofmt -s -l cmd internal)" || (gofmt -s -l cmd internal && exit 1)
 
-docstring-check:
-	@echo "Checking docstring coverage..."
-	interrogate code_assistant_manager/ -c pyproject.toml
+vet:
+	go vet ./...
 
-# Combined checks
-check: format-check lint type-check test
+check: fmt-check vet test
+	bash tests/verify_go_cli_install.sh
 	@echo "All checks passed!"
 
-# Pre-commit
-pre-commit-install:
-	pre-commit install
-	@echo "Pre-commit hooks installed successfully!"
-
-pre-commit-run:
-	pre-commit run --all-files
-
-pre-commit-update:
-	pre-commit autoupdate
-
-# Building
-build: clean
-	python3 setup.py bdist_wheel
-
-# Release workflow
 release: clean check build
 	@echo "Release build completed successfully!"
-	@echo "Distribution files:"
 	@ls -lh dist/
-
-# Docker commands (future)
-docker-build:
-	@echo "Docker build not yet implemented"
-
-docker-run:
-	@echo "Docker run not yet implemented"

README.md

@@ -7,7 +7,7 @@
 
 **One CLI to Rule Them All.**
 <br>
-Tired of juggling multiple AI coding assistants? **CAM** is a unified Python CLI to manage configurations, prompts, skills, and plugins for **17 AI assistants** including Claude, Codex, Gemini, Qwen, Copilot, Blackbox, Goose, Continue, and more from a single, polished terminal interface.
+Tired of juggling multiple AI coding assistants? **CAM** is a unified Go CLI to manage configurations, prompts, skills, plugins, MCP servers, and launch settings for **17 AI assistants** including Claude, Codex, Gemini, Qwen, Copilot, Blackbox, Goose, Continue, and more from a single terminal interface.
 
 </div>
 
@@ -17,7 +17,7 @@ Tired of juggling multiple AI coding assistants? **CAM** is a unified Python CLI
 
 ### Quick Install (Recommended)
 
-Since CAM is not yet published to PyPI, install it locally:
+Since CAM is distributed from source, build and install the Go binaries locally:
 
 ```bash
 # Clone the repository
@@ -40,7 +40,8 @@ curl -fsSL https://raw.githubusercontent.com/Chat2AnyLLM/code-agent-manager/main
 # Install from source directly
 git clone https://github.com/Chat2AnyLLM/code-agent-manager.git
 cd code-agent-manager
-pip install -e ".[dev]"
+go test ./...
+go build -o dist/cam ./cmd/cam
 ```
 
 ---
@@ -50,7 +51,7 @@ pip install -e ".[dev]"
 1. **Create your base config files**:
    ```bash
    mkdir -p ~/.config/code-agent-manager
-   cp code_assistant_manager/providers.json ~/.config/code-agent-manager/providers.json
+   cp providers.json.example ~/.config/code-agent-manager/providers.json
    touch ~/.env
    chmod 600 ~/.env
    ```

cmd/cam/main.go

@@ -0,0 +1,14 @@
+package main
+
+import (
+	"os"
+
+	"github.com/chat2anyllm/code-agent-manager/internal/cli"
+)
+
+var version = "dev"
+
+func main() {
+	app := cli.New(cli.Options{Version: version, Stdout: os.Stdout, Stderr: os.Stderr})
+	os.Exit(app.Run(os.Args[1:]))
+}

cmd/cam/main_test.go

@@ -0,0 +1,55 @@
+package main_test
+
+import (
+	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
+	"testing"
+)
+
+func TestBuiltBinarySupportsBothExecutableNames(t *testing.T) {
+	dir := t.TempDir()
+	binary := filepath.Join(dir, "cam")
+	if runtime.GOOS == "windows" {
+		binary += ".exe"
+	}
+
+	build := exec.Command("go", "build", "-o", binary, "./cmd/cam")
+	build.Dir = "../.."
+	if output, err := build.CombinedOutput(); err != nil {
+		t.Fatalf("go build failed: %v\n%s", err, output)
+	}
+
+	for _, args := range [][]string{{"--version"}, {"version"}, {"doctor", "--help"}, {"mcp", "--help"}} {
+		run := exec.Command(binary, args...)
+		run.Dir = "../.."
+		output, err := run.CombinedOutput()
+		if err != nil {
+			t.Fatalf("cam %s failed: %v\n%s", strings.Join(args, " "), err, output)
+		}
+		if len(output) == 0 {
+			t.Fatalf("cam %s produced no output", strings.Join(args, " "))
+		}
+	}
+
+	alias := filepath.Join(dir, "code-agent-manager")
+	if runtime.GOOS == "windows" {
+		alias += ".exe"
+	}
+	build = exec.Command("go", "build", "-o", alias, "./cmd/code-agent-manager")
+	build.Dir = "../.."
+	if output, err := build.CombinedOutput(); err != nil {
+		t.Fatalf("go build alias failed: %v\n%s", err, output)
+	}
+
+	run := exec.Command(alias, "--version")
+	run.Dir = "../.."
+	output, err := run.CombinedOutput()
+	if err != nil {
+		t.Fatalf("code-agent-manager --version failed: %v\n%s", err, output)
+	}
+	if !strings.Contains(string(output), "dev") {
+		t.Fatalf("version output = %q, want dev", output)
+	}
+}

cmd/code-agent-manager/main.go

@@ -0,0 +1,14 @@
+package main
+
+import (
+	"os"
+
+	"github.com/chat2anyllm/code-agent-manager/internal/cli"
+)
+
+var version = "dev"
+
+func main() {
+	app := cli.New(cli.Options{Version: version, Stdout: os.Stdout, Stderr: os.Stderr})
+	os.Exit(app.Run(os.Args[1:]))
+}

go.mod

@@ -0,0 +1,14 @@
+module github.com/chat2anyllm/code-agent-manager
+
+go 1.26
+
+require (
+	github.com/pelletier/go-toml/v2 v2.2.4
+	github.com/spf13/cobra v1.10.1
+	gopkg.in/yaml.v3 v3.0.1
+)
+
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.9 // indirect
+)

go.sum

@@ -0,0 +1,14 @@
+github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
+github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.10.1 h1:lJeBwCfmrnXthfAupyUTzJ/J4Nc1RsHC/mSRU2dll/s=
+github.com/spf13/cobra v1.10.1/go.mod h1:7SmJGaTHFVBY0jW4NXGluQoLvhqFQM+6XSKD+P4XaB0=
+github.com/spf13/pflag v1.0.9 h1:9exaQaMOCwffKiiiYk6/BndUBv+iRViNW+4lEMi0PvY=
+github.com/spf13/pflag v1.0.9/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=