Move subxt-new to be the new subxt, and get first example working

signer/Cargo.toml

@@ -15,7 +15,7 @@ description = "Sign extrinsics to be submitted by Subxt"
 keywords = ["parity", "subxt", "extrinsic", "signer"]
 
 [features]
-default = ["sr25519", "ecdsa", "subxt", "std"]
+default = ["sr25519", "ecdsa", "std"]
 std = [
     "regex/std",
     "pbkdf2/std",
@@ -40,18 +40,25 @@ ecdsa = ["secp256k1"]
 unstable-eth = ["keccak-hash", "ecdsa", "secp256k1", "bip32"]
 
 # Enable support for loading key pairs from polkadot-js json.
-polkadot-js-compat = ["std", "subxt", "sr25519", "base64", "scrypt", "crypto_secretbox", "serde", "serde_json"]
+polkadot-js-compat = [
+    "std",
+    "sr25519",
+    "base64",
+    "scrypt",
+    "crypto_secretbox",
+    "serde",
+    "serde_json"
+]
 
 # Make the keypair algorithms here compatible with Subxt's Signer trait,
 # so that they can be used to sign transactions for compatible chains.
-subxt = ["dep:subxt-core"]
+subxt = ["dep:subxt"]
 
 # The getrandom package is used via schnorrkel. We need to enable the JS
 # feature on it if compiling for the web.
 web = ["getrandom/js"]
 
 [dependencies]
-subxt-core = { workspace = true, optional = true, default-features = false }
 secrecy = { workspace = true }
 regex = { workspace = true, features = ["unicode"] }
 hex = { workspace = true }
@@ -74,12 +81,16 @@ secp256k1 = { workspace = true, optional = true, features = [
 keccak-hash = { workspace = true, optional = true }
 thiserror = { workspace = true, default-features = false }
 
+# Pulled in if the subxt features is enabled.
+subxt = { workspace = true, optional = true }
+
 # These are used if the polkadot-js-compat feature is enabled
 serde = { workspace = true, optional = true }
 serde_json = { workspace = true, optional = true }
 base64 = { workspace = true, optional = true, features = ["alloc"] }
 scrypt = { workspace = true, default-features = false, optional = true }
 crypto_secretbox = { workspace = true, optional = true, features = ["alloc", "salsa20"] }
+subxt-utils-accountid32 = { workspace = true, optional = true }
 
 # We only pull this in to enable the JS flag for schnorrkel to use.
 getrandom = { workspace = true, optional = true }