Adding docs about embeddings settings + adding the embedding.mode: lo…

…cal in mock profile (zylon-ai#1316)

fern/docs/pages/manual/ingestion.mdx

@@ -33,16 +33,20 @@ Are you running out of memory when ingesting files?
 To do not run out of memory, you should ingest your documents without the LLM loaded in your (video) memory.
 To do so, you should change your configuration to set `llm.mode: mock`.
 
-In other words, you should update your `settings.yaml` (or your custom configuration file) to set the
-following **before** ingesting your documents:
+You can also use the existing `PGPT_PROFILES=mock` that will set the following configuration for you:
+
 ```yaml
 llm:
   mode: mock
+embedding:
+  mode: local
 ```
 
+This configuration allows you to use hardware acceleration for creating embeddings while avoiding loading the full LLM into (video) memory.
+
 Once your documents are ingested, you can set the `llm.mode` value back to `local` (or your previous custom value).
 
-You can also use the existing `PGPT_PROFILES=mock` that will set the `llm.mode` to `mock` for you.
+
 
 ## Supported file formats
 

settings-mock.yaml

@@ -1,5 +1,8 @@
 server:
   env_name: ${APP_ENV:mock}
 
+# This configuration allows you to use GPU for creating embeddings while avoiding loading LLM into vRAM
 llm:
   mode: mock
+embedding:
+  mode: local