Refactor bot and integrate services

config.py

@@ -0,0 +1,24 @@
+from typing import Dict
+import yaml
+
+CONFIG_FILE = "/opt/tg-bot/config.yaml"
+
+
+def load_cfg(path: str = CONFIG_FILE) -> dict:
+    with open(path) as f:
+        return yaml.safe_load(f)
+
+
+def load_env(env_file: str) -> Dict[str, str]:
+    env: Dict[str, str] = {}
+    with open(env_file) as f:
+        for line in f:
+            line = line.strip()
+            if not line or line.startswith("#"):
+                continue
+            if line.startswith("export "):
+                line = line[len("export "):]
+            if "=" in line:
+                k, v = line.split("=", 1)
+                env[k] = v.strip().strip('"')
+    return env