docs: links in integration contrib (#28200)

docs/docs/contributing/how_to/integrations/community.mdx

@@ -1,13 +1,11 @@
-## How to add a community integration (deprecated guide)
+## How to add a community integration (not recommended)
 
 :::danger
 
-We are no longer accepting new community integrations. Please see the
-[main integration guide](./index.mdx) for more information on contributing new
-integrations. 
+We recommend following the [main integration guide](./index.mdx) to add new integrations instead.
 
-Note that `langchain-community` is **not** deprecated. Only
-the process for adding new community integrations is deprecated.
+If you follow this guide, there is a high likelihood we will close your PR with the above
+guide linked without much discussion.
 
 :::
 

docs/docs/contributing/how_to/integrations/index.mdx

@@ -65,10 +65,10 @@ that will render on this site (https://python.langchain.com/).
 
 As a prerequisite to adding your integration to our documentation, you must:
 
-1. Confirm that your integration is in the list of components we are currently accepting.
+1. Confirm that your integration is in the [list of components](#components-to-integrate) we are currently accepting.
 2. Ensure that your integration is in a separate package that can be installed with `pip install <your-package>`.
-3. Implement the standard tests for your integration and successfully run them.
-3. Write documentation for your integration in the `docs/docs/integrations` directory of the LangChain monorepo.
+3. [Implement the standard tests](/docs/contributing/how_to/integrations/standard_tests) for your integration and successfully run them.
+3. Write documentation for your integration in the `docs/docs/integrations/<component_type>` directory of the LangChain monorepo.
 4. Add a provider page for your integration in the `docs/docs/integrations/providers` directory of the LangChain monorepo.
 
 Once you have completed these steps, you can submit a PR to the LangChain monorepo to add your integration to the documentation.