add version to infotext, footer and console output when starting

launch.py

@@ -19,6 +19,7 @@ python = sys.executable
 git = os.environ.get('GIT', "git")
 index_url = os.environ.get('INDEX_URL', "")
 stored_commit_hash = None
+stored_git_tag = None
 dir_repos = "repositories"
 
 if 'GRADIO_ANALYTICS_ENABLED' not in os.environ:
@@ -70,6 +71,20 @@ def commit_hash():
     return stored_commit_hash
 
 
+def git_tag():
+    global stored_git_tag
+
+    if stored_git_tag is not None:
+        return stored_git_tag
+
+    try:
+        stored_git_tag = run(f"{git} describe --tags").strip()
+    except Exception:
+        stored_git_tag = "<none>"
+
+    return stored_git_tag
+
+
 def run(command, desc=None, errdesc=None, custom_env=None, live=False):
     if desc is not None:
         print(desc)
@@ -246,8 +261,10 @@ def prepare_environment():
         check_python_version()
 
     commit = commit_hash()
+    tag = git_tag()
 
     print(f"Python {sys.version}")
+    print(f"Version: {tag}")
     print(f"Commit hash: {commit}")
 
     if args.reinstall_torch or not is_installed("torch") or not is_installed("torchvision"):