feat: Populate repo

include/json.h

@@ -0,0 +1,23 @@
+#ifndef JSON_H
+#define JSON_H
+
+typedef struct {
+  char* sensorId;
+  char* sensorData;
+} Message;
+
+typedef struct {
+  Message payload;
+  char* auth;
+} Envelope;
+
+enum RESPONSE_CODES {
+  SUCCESS,
+  MISSING_JSON,
+  MISSING_PAYLOAD,
+  MISSING_AUTH
+};
+
+int parse_envelope_json(const char* json, Envelope* envelope);
+
+#endif