feat: единая админка runtime-конфигов и indpic (#22)

admin/tests/backend-kill-rename.c

@@ -0,0 +1,11 @@
+#define _GNU_SOURCE
+#include <dlfcn.h>
+#include <signal.h>
+#include <string.h>
+#include <unistd.h>
+int rename(const char *oldpath, const char *newpath) {
+    int (*original)(const char *, const char *) = dlsym(RTLD_NEXT, "rename");
+    int result = original(oldpath, newpath);
+    if (result == 0 && strstr(newpath, "/.preland-admin-staging/backup-1-") != NULL) kill(getpid(), SIGKILL);
+    return result;
+}