Add eve sso code

main.go

@@ -1,12 +1,74 @@
 package main
 
 import (
+	"context"
 	"flag"
 
 	logger "git.site.quack-lab.dev/dave/cylogger"
 )
 
+import (
+	"context"
+	"flag"
+	"os"
+	"strings"
+
+	"github.com/joho/godotenv"
+	logger "git.site.quack-lab.dev/dave/cylogger"
+)
+
 func main() {
 	flag.Parse()
 	logger.InitFlag()
+	logger.Info("Starting Eve PI")
+
+	// Load environment variables strictly from .env file (fail if there's an error loading)
+	if err := godotenv.Load(); err != nil {
+		logger.Error("Error loading .env file: %v", err)
+		return
+	}
+
+	clientID := os.Getenv("ESI_CLIENT_ID")
+	if clientID == "" {
+		logger.Error("ESI_CLIENT_ID is required in .env file")
+		return
+	}
+	redirectURI := os.Getenv("ESI_REDIRECT_URI")
+	if redirectURI == "" {
+		logger.Error("ESI_REDIRECT_URI is required in .env file")
+		return
+	}
+	rawScopes := os.Getenv("ESI_SCOPES")
+	if rawScopes == "" {
+		logger.Error("ESI_SCOPES is required in .env file")
+		return
+	}
+	characterName := os.Getenv("ESI_CHARACTER_NAME")
+	if characterName == "" {
+		logger.Error("ESI_CHARACTER_NAME is required in .env file")
+		return
+	}
+	scopes := strings.Fields(rawScopes)
+
+	// Create SSO instance
+	sso, err := NewSSO(
+		clientID,
+		redirectURI,
+		scopes,
+	)
+	if err != nil {
+		logger.Error("Failed to create SSO instance %v", err)
+		return
+	}
+
+	// Get token for character
+	token, err := sso.GetToken(context.Background(), characterName)
+	if err != nil {
+		logger.Error("Failed to get token %v", err)
+		return
+	}
+
+	logger.Info("Got token %s", token)
+	// Use the token for ESI API calls
+	// The SSO handles all the complexity behind the scenes
 }