Rename Flask template app to pbpl

Signed-off-by: Arija A. <ari@ari.lt>

src/pbpl/const.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+"""Constants"""
+
+import os
+from typing import Final
+
+TEXT_SIZE_MAX: Final[int] = 2048
+
+POW_DIFFICULTY: Final[int] = 5
+POW_DIFFICULTY_STR: Final[str] = "0" * POW_DIFFICULTY
+POW_EXPIRES: Final[int] = 60 * 16  # 16 minutes
+POW_NONCE_SIZE: Final[int] = 12
+
+KEY_FILENAME: Final[str] = ".key"
+KEY_SIZE: Final[int] = 128
+
+SOURCE: Final[str] = os.environ.get("SOURCE", "http://127.0.0.1/")