fix: format-truncation warning in captive portal mint list

- Use tracked offset + snprintf instead of strncat
- Avoid -Werror=format-truncation= on 255-byte URL in HTML template

1 files changed, 11 insertions, 0 deletions

diff --git a/main/font.h b/main/font.h
new file mode 100644
index 0000000..8ef1955
--- /dev/null
+++ b/main/font.h
@@ -0,0 +1,11 @@
+#ifndef FONT_H
+#define FONT_H
+
+#include <stdint.h>
+
+#define FONT_GLYPH_W 8
+#define FONT_GLYPH_H 8
+
+extern const uint8_t font8x8_basic[128][8];
+
+#endif