Add implementation for `/api/v1/search` endpoint on `searchservice`

[aliml92]

Add implementation for `/api/v1/search` endpoint on `searchservice`

[akhadov]

@aliml92 assign me

[aliml92]

Possible request form example:

{
      "podcasts": [
               { 
                   "id":     "9m4e2mr0ui3e8a215n4g" // xid or ulid
                    "title": "Early look at Go 1.21 changes, ChatGPT plugin templates for Go, and releases in the Git universe",
                    "authors": ["Author 1", " Author2"]
                    "description": "optional description", // optional
                    "tags": ["Tag 1", "Tag 2"]                       // optional
                    "source": "link to source",
                    "audio_source": "link to podcast audio",
                     "date": "some date" 
               },
              ...
       ]
}