Added package.py to simplify the packaging process.

Author: CoderAllan

package.py

@@ -0,0 +1,55 @@
+import os
+import json
+import re
+from git import Repo, TagReference
+
+def readVersionFromPackageJson():
+  packageJson = open("package.json", "r")
+  contentRaw = packageJson.read()
+  contentJson = json.loads(contentRaw)
+  packageJson.close()
+  return contentJson["version"]
+
+def isPackageJsonVersionTagged(repo, packageJsonVersion):
+  packageJsonVersionTagFound = False
+  for tag in repo.tags:
+    if tag.name == packageJsonVersion:
+      packageJsonVersionTagFound = True
+      break
+  return packageJsonVersionTagFound
+
+def isChangeLogUpdatedWithPackageJsonVersion(packageJsonVersion):
+  packageJsonVersionChangeLogEntryFound = False
+  changeLog = open("CHANGELOG.md", "r")
+  changeLogContent = changeLog.readlines()
+  changeLog.close()
+  for line in changeLogContent:
+    match = re.search(f"^## Version {packageJsonVersion}$", line)
+    if match:
+      packageJsonVersionChangeLogEntryFound = True
+      break
+  return packageJsonVersionChangeLogEntryFound
+
+def packageExtension():
+  os.system("vsce package")
+
+def main():
+  packageJsonVersion = readVersionFromPackageJson()
+  repo = Repo("./")
+  packageJsonVersionTagFound = isPackageJsonVersionTagged(repo, packageJsonVersion)
+  packageJsonVersionChangeLogEntryFound = isChangeLogUpdatedWithPackageJsonVersion(packageJsonVersion)
+
+  if not packageJsonVersionChangeLogEntryFound:
+    print("Fail: CHANGELOG.md not update!")
+  else:
+    if not packageJsonVersionTagFound:
+      print(f"New version found in package.json: {packageJsonVersion}.")
+      print("Creating tag in Git...")
+      repo.create_tag(packageJsonVersion)
+      print("Creating vsix package...")
+      packageExtension()
+    else:
+      print(f"Fail: Version already tagged: {packageJsonVersion}.")
+      print("No vsix package created")
+  
+main()