allow type casting in static schema

[nikhilsinhaparseable]

if field defined as float,
below values (examples) can be accepted -
100,-100.45, 100.23, "200.45"

Fixes #639 .

Description

---

This PR has:

• been tested to ensure log ingestion and log query works.
• added comments explaining the "why" and the intent of the code wherever would not be obvious for an unfamiliar reader.
• added documentation for new or modified features or behaviors.

[nitisht]

LGTM!

[aleimu]

When the Schema Type is Dynamic, after JSON serialization, the float loses precision and becomes an int type value. When storing such a value back into the dynamic database, it causes a type error. How can this issue be resolved?

POST  /api/v1/ingest  HTTP/1.1
HOST   : 192.168.33.10:8002
HEADERS:
        Authorization: Basic 111111=
        Content-Type: application/json
        User-Agent: go-resty/2.15.3 (https://github.com/go-resty/resty)
        X-P-Stream: charge_task_record_test_2
BODY   :
[
   {
      "id": 111,
      "action": "test",
      "user_id": 0,
      "soc": 1,
      "mileage": 123
   }
]

------------------------------------------------------------------------------
~~~ RESPONSE ~~~
STATUS       : 400 Bad Request
PROTO        : HTTP/1.1
RECEIVED AT  : 2024-11-13T10:36:40.978560864+08:00
TIME DURATION: 2.326225ms
HEADERS      :
        Content-Type: text/plain; charset=utf-8
        Date: Wed, 13 Nov 2024 02:36:40 GMT
        Vary: accept-encoding, Origin, Access-Control-Request-Method, Access-Control-Request-Headers
BODY         :
Invalid Request: Could not process this event due to mismatch in datatype
==============================================================================
sock file [/var/qlog_platform.sock] not found, uds log ignored