added devcontainer

src/http.h

@@ -0,0 +1,18 @@
+#ifndef OPENUF_HTTP_H
+#define OPENUF_HTTP_H
+
+#include <stddef.h>
+
+/*
+ * Minimal HTTP/1.0 POST client (raw TCP sockets, no libcurl).
+ *
+ * Posts 'body' of 'body_len' bytes to the given URL.
+ * Allocates *resp_out (caller must free) and sets *resp_len.
+ * Returns HTTP status code (200, etc.) or -1 on error.
+ */
+int http_post(const char *url,
+              const char *content_type,
+              const unsigned char *body, size_t body_len,
+              unsigned char **resp_out, size_t *resp_len);
+
+#endif /* OPENUF_HTTP_H */