[graalvm] Add automation

GraalVM for JDK versions has to be prefixed as their release cycle collide with older GraalVM release cycles.
Example: GraalVM for JDK 20 and 20.0 (will be the same with JDK 21 and 22).

src/graalvm.py

@@ -0,0 +1,32 @@
+import re
+from bs4 import BeautifulSoup
+from common import endoflife
+from datetime import datetime
+
+URL = "https://www.graalvm.org/release-calendar/"
+# https://regex101.com/r/877ibq/1
+regex = r"RHEL (?P<major>\d)(\. ?(?P<minor>\d+))?(( Update (?P<minor2>\d))| GA)?"
+
+def parse_date(text):
+    return datetime.strptime(text, "%B %d, %Y").strftime("%Y-%m-%d")
+
+def split_versions(text):
+    # GraalVM for JDK versions has to be prefixed as their release cycle collide
+    # with older GraalVM release cycles. Example: GraalVM for JDK 20 and 20.0.
+    return text.replace("GraalVM for JDK ", "jdk-").split(", ")
+
+print("::group::graalvm")
+response = endoflife.fetch_url(URL)
+soup = BeautifulSoup(response, features="html5lib")
+
+versions = {}
+for tr in soup.findAll("table")[1].find("tbody").findAll("tr"):
+    td_list = tr.findAll("td")
+    date = parse_date(td_list[0].get_text())
+
+    for version in split_versions(td_list[2].get_text()):
+        versions[version] = date
+        print(f"{version}: {date}")
+
+endoflife.write_releases('graalvm', versions)
+print("::endgroup::")