add

trading_assistant_api/Makefile

@@ -0,0 +1,27 @@
+SHELL := /bin/sh
+
+.PHONY: bootstrap tidy-all run-user run-country test-all
+
+bootstrap:
+	@echo "Initializing go.work..."
+	@go work init || true
+	@go work use ./common || true
+	@go work use ./services/user || true
+	@go work use ./services/country || true
+
+tidy-all:
+	@echo "Running go mod tidy for all modules..."
+	@cd common && go mod tidy
+	@cd services/user && go mod tidy
+	@cd services/country && go mod tidy
+
+run-user:
+	@echo "Starting user service..."
+	@cd services/user && PORT=8080 go run .
+
+run-country:
+	@echo "Starting country service..."
+	@cd services/country && PORT=8081 go run .
+
+test-all:
+	@echo "No tests yet"

trading_assistant_api/common/go.mod

@@ -0,0 +1,3 @@
+module common
+
+go 1.25.7

trading_assistant_api/common/logger/logger.go

@@ -0,0 +1,32 @@
+package logger
+
+import (
+	"log"
+	"os"
+)
+
+type Logger interface {
+	Printf(format string, v ...any)
+	Fatalf(format string, v ...any)
+}
+
+type stdLogger struct {
+	l *log.Logger
+}
+
+func (s *stdLogger) Printf(format string, v ...any) { s.l.Printf(format, v...) }
+func (s *stdLogger) Fatalf(format string, v ...any) { s.l.Fatalf(format, v...) }
+
+var defaultLogger Logger = &stdLogger{
+	l: log.New(os.Stdout, "[app] ", log.LstdFlags|log.Lshortfile),
+}
+
+func L() Logger {
+	return defaultLogger
+}
+
+func SetLogger(l Logger) {
+	if l != nil {
+		defaultLogger = l
+	}
+}

trading_assistant_api/common/utils/env.go

@@ -0,0 +1,11 @@
+package utils
+
+import "os"
+
+func GetEnv(key, def string) string {
+	val := os.Getenv(key)
+	if val == "" {
+		return def
+	}
+	return val
+}

trading_assistant_api/services/country/go.mod

@@ -0,0 +1,7 @@
+module country
+
+go 1.25.7
+
+require common v0.0.0
+
+replace common => ../../common

trading_assistant_api/services/country/main.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"common/logger"
+	"common/utils"
+)
+
+func main() {
+	port := utils.GetEnv("PORT", "8081")
+	srv := &http.Server{
+		Addr:    ":" + port,
+		Handler: routes(),
+	}
+
+	logger.L().Printf("country service starting on :%s", port)
+
+	go func() {
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			logger.L().Fatalf("listen: %v", err)
+		}
+	}()
+
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+	logger.L().Printf("country service shutting down...")
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := srv.Shutdown(ctx); err != nil {
+		logger.L().Printf("server shutdown: %v", err)
+	}
+	logger.L().Printf("country service exited")
+}
+
+func routes() http.Handler {
+	mux := http.NewServeMux()
+	mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("ok"))
+	})
+	mux.HandleFunc("/version", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("country-service v0.1.0"))
+	})
+	mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		fmt.Fprintf(w, "hello from country-service")
+	})
+	return mux
+}

trading_assistant_api/services/user/go.mod

@@ -0,0 +1,7 @@
+module user
+
+go 1.25.7
+
+require common v0.0.0
+
+replace common => ../../common

trading_assistant_api/services/user/main.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"common/logger"
+	"common/utils"
+)
+
+func main() {
+	port := utils.GetEnv("PORT", "8080")
+	srv := &http.Server{
+		Addr:    ":" + port,
+		Handler: routes(),
+	}
+
+	logger.L().Printf("user service starting on :%s", port)
+
+	go func() {
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			logger.L().Fatalf("listen: %v", err)
+		}
+	}()
+
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+	logger.L().Printf("user service shutting down...")
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := srv.Shutdown(ctx); err != nil {
+		logger.L().Printf("server shutdown: %v", err)
+	}
+	logger.L().Printf("user service exited")
+}
+
+func routes() http.Handler {
+	mux := http.NewServeMux()
+	mux.HandleFunc("/healthz", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("ok"))
+	})
+	mux.HandleFunc("/version", func(w http.ResponseWriter, r *http.Request) {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("user-service v0.1.0"))
+	})
+	mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		fmt.Fprintf(w, "hello from user-service")
+	})
+	return mux
+}