feat: default log level to WARNING, add -v/--verbose flag

src/shared/log.c

@@ -4,7 +4,11 @@
 #include <time.h>
 
 static const char *log_level_strings[] = {"DEBUG", "INFO", "WARN", "ERROR"};
-static LogLevel current_log_level = LOG_LEVEL_DEBUG;
+static LogLevel current_log_level = LOG_LEVEL_WARNING;
+
+void set_log_level(LogLevel level) {
+  current_log_level = level;
+}
 
 void log_message(LogLevel log_level, char *format, ...) {
   if (log_level < current_log_level)

src/shared/log.h

@@ -9,5 +9,6 @@ typedef enum {
 } LogLevel;
 
 void log_message(LogLevel log_level, char *message, ...);
+void set_log_level(LogLevel level);
 
 #endif