set update to post only

app/__init__.py

@@ -18,7 +18,7 @@ def index():
     md_content = "# Welcome to my blog!\nThis is rendered from **Markdown**.\n##[test](http://localhost/test)"
     html_content = markdown.markdown(md_content)
     return html_content
-@app.route("/api/vault-update") #webhook for vault updated
+@app.route("/api/vault-update", methods='POST') #webhook for vault updated
 def update_vault():
 # TODO SECURE THIS WITH SECRETTTTT or auth header
     build.obsidian_vault(PRIVATE_VAULT_DIR) # initialize the private obsidian repo