Change logging to be json comaptible

internal/api/middleware/auth.go

@@ -19,6 +19,9 @@ type Claims struct {
 
 func AuthMiddleware() gin.HandlerFunc {
 	return func(c *gin.Context) {
+		log := StructuredLog(c).With().
+			Str("event", "auth_middleware").
+			Logger()
 
 		var tokenString string
 
@@ -39,6 +42,7 @@ func AuthMiddleware() gin.HandlerFunc {
 		}
 
 		if tokenString == "" {
+			log.Warn().Str("reason", "no_token").Msg("Auth failed - no token provided")
 			abortUnauthorized(c)
 			return
 		}
@@ -51,13 +55,26 @@ func AuthMiddleware() gin.HandlerFunc {
 			return jwtSecret, nil
 		})
 
-		if err != nil || !token.Valid {
+		if err != nil {
+			log.Warn().
+				Str("reason", "token_parse_error").
+				Err(err).
+				Msg("Auth failed - token parse error")
+			abortUnauthorized(c)
+			return
+		}
+
+		if !token.Valid {
+			log.Warn().Str("reason", "invalid_token").Msg("Auth failed - invalid token")
 			abortUnauthorized(c)
 			return
 		}
 
 		c.Set("user_id", claims.UserID)
 		c.Set("role", claims.Role)
+		c.Set("username", claims.UserID)
+
+		log.Debug().Str("user_id", claims.UserID).Str("role", claims.Role).Msg("Auth successful")
 
 		c.Next()
 	}
@@ -76,26 +93,37 @@ func abortUnauthorized(c *gin.Context) {
 
 func RequireRole(roles ...string) gin.HandlerFunc {
 	return func(c *gin.Context) {
+		log := StructuredLog(c).With().
+			Str("event", "role_check").
+			Logger()
 
 		roleValue, exists := c.Get("role")
 		if !exists {
+			log.Warn().Str("reason", "no_role").Msg("Role check failed - no role in context")
 			abortForbidden(c)
 			return
 		}
 
 		userRole, ok := roleValue.(string)
 		if !ok {
+			log.Warn().Str("reason", "invalid_role_type").Msg("Role check failed - invalid role type")
 			abortForbidden(c)
 			return
 		}
 
 		for _, allowed := range roles {
 			if userRole == allowed {
+				log.Debug().Str("required_roles", strings.Join(roles, ",")).Str("user_role", userRole).Msg("Role check passed")
 				c.Next()
 				return
 			}
 		}
 
+		log.Warn().
+			Str("required_roles", strings.Join(roles, ",")).
+			Str("user_role", userRole).
+			Msg("Role check failed - insufficient permissions")
+
 		abortForbidden(c)
 	}
 }