refactor, add modularity

app/client.py

@@ -0,0 +1,26 @@
+import json
+import httpx
+from .config import REDMINE_URL, REDMINE_API_KEY
+
+
+def _headers() -> dict:
+    return {
+        "X-Redmine-API-Key": REDMINE_API_KEY,
+        "Content-Type": "application/json",
+    }
+
+
+def _get(path: str, params: dict | None = None) -> dict:
+    url = f"{REDMINE_URL}{path}"
+    with httpx.Client(timeout=15) as client:
+        resp = client.get(url, headers=_headers(), params=params or {})
+        resp.raise_for_status()
+        return resp.json()
+
+
+def _put(path: str, body: dict) -> dict:
+    url = f"{REDMINE_URL}{path}"
+    with httpx.Client(timeout=15) as client:
+        resp = client.put(url, headers=_headers(), content=json.dumps(body))
+        resp.raise_for_status()
+        return resp.json() if resp.content else {}