Sort milestones

backend/src/github_pm/api.py

@@ -1,5 +1,6 @@
 from collections import defaultdict
 from datetime import datetime
+import re
 import time
 from typing import Annotated, Any, AsyncGenerator
 
@@ -13,6 +14,10 @@
 api_router = APIRouter()
 
 
+# We sort "semver" style milestones first, then others alphabetically
+VERSION_MATCH = re.compile(r"^v\d+\.\d+\.\d+$")
+
+
 class Connector:
 
     def __init__(self, github_token: str):
@@ -255,6 +260,16 @@ async def get_milestones(gitctx: Annotated[Connector, Depends(connection)]):
         f"/repos/{context.github_repo}/milestones",
         headers={"Accept": "application/vnd.github.html+json"},
     )
+    versions = []
+    others = []
+    for m in milestones:
+        if VERSION_MATCH.match(m["title"]):
+            versions.append(m)
+        else:
+            others.append(m)
+    milestones = sorted(versions, key=lambda x: x["title"]) + sorted(
+        others, key=lambda x: x["title"]
+    )
     milestones.append(
         {
             "title": "none",