cleanup in old docs

source/mainnet/net/guides/deciding-wallet.rst

@@ -115,8 +115,4 @@ Next steps
 - If you want to use the |bw|, :ref:`install <downloads-browser-wallet>` the Google Chrome extension, and then see :ref:`Set up the Concordium Wallet for Chrome<setup-browser-wallet>` for the next steps.
 - If you want to use the |cryptox|, :ref:`install <downloads-cryptox>` on your mobile phone, and then see :ref:`Set up<setup-cryptox-wallet>` for the next steps.
 
-.. toctree::
- :hidden:
- :maxdepth: 1
 
- ../concepts/concepts-transactions

source/mainnet/net/guides/how-to-earn.rst

@@ -25,6 +25,4 @@ To learn more about validation, see :ref:`Validation<baker-concept>`. To learn m
  :hidden:
  :maxdepth: 1
 
- ../concepts/concepts-baker
- ../concepts/concepts-delegation
  ../snippets/delegation-faq

source/mainnet/net/guides/learn-about-concordium.rst

@@ -13,6 +13,4 @@ Before you start using the Concordium blockchain, it's a good idea to understand
  :hidden:
  :maxdepth: 1
 
- ../concepts/id-accounts
- ../references/manage-accounts
  ../resources/glossary

source/mainnet/net/index.rst

@@ -41,8 +41,6 @@ index
  :includehidden:
  :caption: Smart Contracts
 
- Introduction <../smart-contracts/general/introduction>
- Quick start guide <../smart-contracts/guides/quick-start>
  Ethereum developer onboarding <../smart-contracts/onboarding-guide-ethereum-developers/faq>
  Solana developer onboarding <../smart-contracts/onboarding-guide-solana-developers/overview>
  Contract development guides <../smart-contracts/guides/contract-dev-guides>