feat: create firmware skeleton and reproducible build

components/maze32_platform/CMakeLists.txt

@@ -0,0 +1,4 @@
+idf_component_register(
+    SRCS "maze32_health.c"
+    INCLUDE_DIRS "include"
+)

components/maze32_platform/include/maze32_health.h

@@ -0,0 +1,30 @@
+#ifndef MAZE32_HEALTH_H
+#define MAZE32_HEALTH_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+    MAZE32_HEALTH_BOOTING = 0,
+    MAZE32_HEALTH_FILESYSTEM_READY,
+    MAZE32_HEALTH_SERVING,
+    MAZE32_HEALTH_ERROR,
+} maze32_health_state_t;
+
+typedef struct {
+    const char *version;
+    maze32_health_state_t state;
+    int error_code;
+} maze32_health_t;
+
+void maze32_health_init(maze32_health_t *health, const char *version);
+void maze32_health_set(maze32_health_t *health, maze32_health_state_t state, int error_code);
+const char *maze32_health_state_name(maze32_health_state_t state);
+int maze32_health_is_healthy(const maze32_health_t *health);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

components/maze32_platform/maze32_health.c

@@ -0,0 +1,45 @@
+#include "maze32_health.h"
+
+#include <stddef.h>
+
+void maze32_health_init(maze32_health_t *health, const char *version)
+{
+    if (health == NULL) {
+        return;
+    }
+
+    health->version = version;
+    health->state = MAZE32_HEALTH_BOOTING;
+    health->error_code = 0;
+}
+
+void maze32_health_set(maze32_health_t *health, maze32_health_state_t state, int error_code)
+{
+    if (health == NULL) {
+        return;
+    }
+
+    health->state = state;
+    health->error_code = error_code;
+}
+
+const char *maze32_health_state_name(maze32_health_state_t state)
+{
+    switch (state) {
+        case MAZE32_HEALTH_BOOTING:
+            return "booting";
+        case MAZE32_HEALTH_FILESYSTEM_READY:
+            return "filesystem_ready";
+        case MAZE32_HEALTH_SERVING:
+            return "serving";
+        case MAZE32_HEALTH_ERROR:
+            return "error";
+        default:
+            return "unknown";
+    }
+}
+
+int maze32_health_is_healthy(const maze32_health_t *health)
+{
+    return health != NULL && health->state == MAZE32_HEALTH_SERVING;
+}