[Feature] - Comma separated string and list inputs (#6062)

* feat: balancesheet

* feat: income statement

* fix: cash flow statement

* feat: financial ratios

* feat: reported financials

* feat: revenue business line

* feat: revenue per geography

* fix: warnings

* Update balance_sheet.py

* fix: remove warning imports

* feat: balance sheet growth

* feat: calendar ipo

* feat: cashflow growth

* feat: __validators__

* fix: typing

* fix: validator msg

* feat: trailing dividend_yield

* feat: short volume

* feat: share statistics

* feat: price target + consensus

* fix: update validator

* feat: historical dividends

* feat: key executives

* fix: getattr directly

* fix: type hint validator

* fix: add default to getattr

* typo

* feat: otc

* feat: options chains

* fix: remove list validators

* feat: add validator dict to fetchers

* lint

* update standard models

* lint

* feat: rename validator

* fix: ownership

* feat: query params description

* fix: balance yfinance

* key execs, income statement

* remove change

* fix: revenue geographic

* fix: disable pylint

* fix: unusual + balance

* unit test validator

* minor fix

* explicit validators

* update test

* feat: multiple items allowed

* rebuild

* move check_single_value

* crypto historical

* order providers

* fix typing

* rename extra dict

* marking multiple items allowed

* Revert "marking multiple items allowed"

This reverts commit 7da04817e18b2c9e373ffde9134f3949d11f58dd.

* error msg

* fix: default provider runtime vs configuration

* minor fix

* docstring

* revert default changes

* get provider before executing cmd

* fix container bug

* clean filter

* add comment

* prevent bad defaults

* update docstring

* typing

* fix

* black

* fix docstring generation

* [Feature] - Mark multiple item fetchers (#6074)

* feat: price target

* bezinga company news

* equity quote

* marking multiple items allowed

* more multiple items

* black

* rebuild

* another batch

* rebuild

* another

* cpi

* move prop

* rebuild

---------

Co-authored-by: hjoaquim <h.joaquim@campus.fct.unl.pt>

* rename var

* update msg

* rename func

* fix test

* mypy

* ruff

---------

Co-authored-by: hjoaquim <h.joaquim@campus.fct.unl.pt>

83 files changed, 1158 insertions, 359 deletions

diff --git a/openbb_platform/core/openbb_core/app/provider_interface.py b/openbb_platform/core/openbb_core/app/provider_interface.py
index 0e37ea7fa73..9755ccdb77c 100644
--- a/openbb_platform/core/openbb_core/app/provider_interface.py
+++ b/openbb_platform/core/openbb_core/app/provider_interface.py
@@ -217,13 +217,24 @@ class ProviderInterface(metaclass=SingletonMeta):
         # field.outer_type_ don't work for Optional nested types
         type_ = field.annotation
 
+        additional_description = ""
+        if (extra := field.json_schema_extra) and (
+            multiple := extra.get("multiple_items_allowed")
+        ):
+            if provider_name:
+                additional_description += " Multiple items allowed."
+            else:
+                additional_description += (
+                    " Multiple items allowed: " + ", ".join(multiple) + "."
+                )
+
         provider_field = (
             f"(provider: {provider_name})" if provider_name != "openbb" else ""
         )
         description = (
-            f"{field.description} {provider_field}"
+            f"{field.description}{additional_description} {provider_field}"
             if provider_name and field.description
-            else f"{field.description}"
+            else f"{field.description}{additional_description}"
         )
 
         if field.is_required():
diff --git a/openbb_platform/core/openbb_core/app/static/container.py b/openbb_platform/core/openbb_core/app/static/container.py
index 0f0e483678d..333f3913712 100644
--- a/openbb_platform/core/openbb_core/app/static/container.py
+++ b/openbb_platform/core/openbb_core/app/static/container.py
@@ -1,8 +1,9 @@
 """Container class."""
 
-from typing import Any
+from typing import Any, Optional, Tuple
 
 from openbb_core.app.command_runner import CommandRunner
+from openbb_core.app.model.abstract.er