feat: modernize error page (#2949)

* can't figure this out!

* raise here so it gets picked up by exceptions

* add few more info for error rendering

* add a few more checks for browser

not fail safe just one more layer

* cleaner error display

... hopefully

* add go to extension

* keep buttons add go to extension

* feat: identify extensions that are not installed

* fix: status code

* fix: full path

* add account/logout button if 401

prevent getting stuck

* fix: ext access

* fix user button

* fix: 404 page

* fix: json 404 response

* fix: dumb rendering

* fix: `/api` request always json

* fix: extension api path

* test: check regtest

* test: investgate

* something made ws slower?

* fix: change error code

---------

Co-authored-by: Vlad Stan <stan.v.vlad@gmail.com>
Co-authored-by: dni ⚡ <office@dnilabs.com>
Co-authored-by: Arc <33088785+arcbtc@users.noreply.github.com>

tests/regtest/test_real_invoice.py

@@ -38,9 +38,14 @@ async def test_pay_real_invoice(
     assert len(invoice["payment_hash"]) == 64
     assert len(invoice["checking_id"]) > 0
 
-    data = from_wallet_ws.receive_json()
-    assert "wallet_balance" in data
-    payment = Payment(**data["payment"])
+    while True:
+        data = from_wallet_ws.receive_json()
+        assert "wallet_balance" in data
+        assert "payment" in data
+        if data["payment"]["payment_hash"] == invoice["payment_hash"]:
+            payment = Payment(**data["payment"])
+            break
+
     assert payment.payment_hash == invoice["payment_hash"]
 
     # check the payment status