put include all into its own header

include/bits/include-all.hpp

@@ -0,0 +1,39 @@
+#include <algorithm>
+#include <array>
+#include <bitset>
+#include <cmath>
+#include <complex>
+#include <cstddef>
+#include <cstdint>
+#include <cstdlib>
+#include <deque>
+#include <forward_list>
+#include <fstream>
+#include <functional>
+#include <initializer_list>
+#include <iomanip>
+#include <iostream>
+#include <iterator>
+#include <list>
+#include <memory>
+#include <ostream>
+#include <queue>
+#include <random>
+#include <set>
+#include <sstream>
+#include <stack>
+#include <stdexcept>
+#include <string>
+#include <tuple>
+#include <type_traits>
+#include <unordered_set>
+#include <utility>
+#include <valarray>
+#include <vector>
+
+#if __cplusplus >= 201703L
+#include <any>
+#include <optional>
+#include <string_view>
+#include <variant>
+#endif

include/bits/soi-dbg.hpp

@@ -14,6 +14,8 @@
 #include <stdexcept>
 #include <cstring>
 #include <ostream>
+#include <iostream>
+#include <sstream>
 
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
 #include <unistd.h>