feat: 🎸 brains (#2048)

update vectors at launch if missign

# Description

Please include a summary of the changes and the related issue. Please
also include relevant motivation and context.

## Checklist before requesting a review

Please delete options that are not relevant.

- [ ] My code follows the style guidelines of this project
- [ ] I have performed a self-review of my code
- [ ] I have commented hard-to-understand areas
- [ ] I have ideally added tests that prove my fix is effective or that
my feature works
- [ ] New and existing unit tests pass locally with my changes
- [ ] Any dependent changes have been merged

## Screenshots (if appropriate):

backend/modules/brain/entity/brain_entity.py

@@ -2,9 +2,8 @@ from enum import Enum
 from typing import List, Optional
 from uuid import UUID
 
-from pydantic import BaseModel
-
 from modules.brain.entity.api_brain_definition_entity import ApiBrainDefinitionEntity
+from pydantic import BaseModel
 
 
 class BrainType(str, Enum):

backend/modules/brain/repository/brains.py

@@ -4,8 +4,7 @@ from logger import get_logger
 from models.settings import get_embeddings, get_supabase_client
 from modules.brain.dto.inputs import BrainUpdatableProperties
 from modules.brain.entity.brain_entity import BrainEntity, PublicBrain
-from modules.brain.repository.interfaces.brains_interface import \
-    BrainsInterface
+from modules.brain.repository.interfaces.brains_interface import BrainsInterface
 
 logger = get_logger(__name__)
 

backend/modules/brain/repository/brains_users.py

@@ -1,8 +1,7 @@
 from uuid import UUID
 
 from logger import get_logger
-from models.settings import get_supabase_client
-
+from models.settings import get_embeddings, get_supabase_client
 from modules.brain.entity.brain_entity import BrainUser, MinimalUserBrainEntity
 from modules.brain.repository.interfaces.brains_users_interface import (
     BrainsUsersInterface,
@@ -16,11 +15,28 @@ class BrainsUsers(BrainsUsersInterface):
         supabase_client = get_supabase_client()
         self.db = supabase_client
 
+    def update_meaning(self, brain: MinimalUserBrainEntity):
+        embeddings = get_embeddings()
+        string_to_embed = f"Name: {brain.name} Description: {brain.description}"
+        brain_meaning = embeddings.embed_query(string_to_embed)
+        brain_dict = {"meaning": brain_meaning}
+        response = (
+            self.db.table("brains")
+            .update(brain_dict)
+            .match({"brain_id": brain.id})
+            .execute()
+        ).data
+
+        if len(response) == 0:
+            return False
+
+        return True
+
     def get_user_brains(self, user_id) -> list[MinimalUserBrainEntity]:
         response = (
             self.db.from_("brains_users")
             .select(
-                "id:brain_id, rights, brains (brain_id, name, status, brain_type, description)"
+                "id:brain_id, rights, brains (brain_id, name, status, brain_type, description, meaning)"
             )
             .filter("user_id", "eq", user_id)
             .execute()
@@ -40,6 +56,9 @@ class BrainsUsers(BrainsUsersInterface):
                 )
             )
             user_brains[-1].rights = item["rights"]
+            if item["brains"]["meaning"] is None:
+                self.update_meaning(user_brains[-1])
+
         return user_brains
 
     def get_brain_for_user(self, user_id, brain_id):