feat: enhance compiler

- Add comments and test for it
- Add semicolon as required end of some expressions
- Add new arguments parser
- Add multi-file compilation
- Add colors in output

include/compiler/utils/fzl_options.h

@@ -0,0 +1,25 @@
+#ifndef FZL_OPTIONS_H
+#define FZL_OPTIONS_H
+
+#include <stdbool.h>
+#include <stddef.h>
+
+// Compiler options
+typedef struct
+{
+  char **files;
+  size_t files_count;
+
+  char *outname;
+
+  bool should_continue;
+  bool verbose;
+} fzl_options_t;
+
+// Parse command line arguments
+fzl_options_t *fzl_mkoptions(int argc, char **argv);
+
+// Free options
+void fzl_freeoptions(fzl_options_t *options);
+
+#endif // FZL_OPTIONS_H