chore: Remove unused imports

- Remove 'os' import from heromodels
- Remove 'json' and 'x.json2' imports from openrpc
- Remove 'console' import from openrpc
- Remove unused imports in multiple modules

lib/hero/heromodels/factory_server.v

@@ -1,7 +1,6 @@
 module heromodels
 
 import freeflowuniverse.herolib.hero.heroserver
-import os
 
 // Start heromodels server using heroserver
 @[params]

lib/hero/heroserver/api_handler.v

@@ -4,7 +4,6 @@ import json
 import net.http
 import veb
 import freeflowuniverse.herolib.schemas.jsonrpc
-import freeflowuniverse.herolib.ui.console
 
 @['/auth/:action']
 pub fn (mut server HeroServer) auth_handler(mut ctx Context, action string) !veb.Result {

lib/schemas/jsonrpc/handler.v

@@ -103,7 +103,7 @@ pub fn (pw Procedure[T, U]) handle(request Request) !Response {
 			data:    '${request.params}'
 		}
 	}
-	result := pw.function(payload) or {
+	_ := pw.function(payload) or {
 		return RPCError{
 			code:    -32603
 			message: 'Error in function on rpc request.'
@@ -115,7 +115,7 @@ pub fn (pw Procedure[T, U]) handle(request Request) !Response {
 
 pub fn (pw ProcedureVoid[T]) handle(request Request) !Response {
 	payload := decode_payload[T](request.params) or { return invalid_params }
-	result := pw.function(payload) or {
+	_ := pw.function(payload) or {
 		return RPCError{
 			code:    -32603
 			message: 'Error in function on rpc request.'

lib/schemas/openrpc/custom.v

@@ -1,7 +1,5 @@
 module openrpc
 
-import json
-import x.json2
 import freeflowuniverse.herolib.schemas.jsonschema
 
 // In Method struct

lib/schemas/openrpc/encode.v

@@ -1,7 +1,6 @@
 module openrpc
 
 import json
-import x.json2
 
 // encode encodes an OpenRPC document struct into json string.
 // eliminates undefined variable by calling prune on the initial encoding.

lib/schemas/openrpc/factory.v

@@ -1,7 +1,6 @@
 module openrpc
 
 import os
-import json
 
 @[params]
 pub struct Params {

lib/schemas/openrpc/handler_factory.v

@@ -1,8 +1,5 @@
 module openrpc
 
-import os
-import json
-
 // path to openrpc.json file
 pub fn new_handler(openrpc_path string) !Handler {
 	mut openrpc_handler := Handler{

lib/schemas/openrpc/model.v

@@ -1,6 +1,5 @@
 module openrpc
 
-import x.json2 as json { Any }
 import freeflowuniverse.herolib.schemas.jsonschema { Reference, SchemaRef }
 
 // This is the root object of the OpenRPC document.

lib/schemas/openrpc/server_unix.v

@@ -1,7 +1,5 @@
 module openrpc
 
-import json
-import x.json2
 import net.unix
 import os
 import freeflowuniverse.herolib.ui.console