Add file support for more file-types

- and syntax highlighting for bash

include/ts_def.h

@@ -0,0 +1,24 @@
+#include "../libs/tree-sitter/lib/include/tree_sitter/api.h"
+#include <string>
+
+struct Language {
+  std::string name;
+  const TSLanguage *(*fn)();
+};
+
+extern "C" {
+const TSLanguage *tree_sitter_bash(void);
+const TSLanguage *tree_sitter_c(void);
+const TSLanguage *tree_sitter_cpp(void);
+const TSLanguage *tree_sitter_css(void);
+const TSLanguage *tree_sitter_fish(void);
+const TSLanguage *tree_sitter_go(void);
+const TSLanguage *tree_sitter_haskell(void);
+const TSLanguage *tree_sitter_html(void);
+const TSLanguage *tree_sitter_javascript(void);
+const TSLanguage *tree_sitter_json(void);
+const TSLanguage *tree_sitter_lua(void);
+const TSLanguage *tree_sitter_make(void);
+const TSLanguage *tree_sitter_python(void);
+const TSLanguage *tree_sitter_ruby(void);
+}