askrene: add askrene-bias-node rpc

Changelog-Added: askrene-bias-node: an RPC command to set a bias on node's outgoing or incoming channels.

Signed-off-by: Lagrang3 <[email protected]>

Author: Lagrang3

.msggen.json

@@ -634,6 +634,7 @@
             "AskRene-Create-Layer.layers[].disabled_channels[]": 4,
             "AskRene-Create-Layer.layers[].disabled_nodes[]": 3,
             "AskRene-Create-Layer.layers[].layer": 1,
+            "AskRene-Create-Layer.layers[].node_biases[]": 9,
             "AskRene-Create-Layer.layers[].persistent": 2
         },
         "Askrene-create-layerLayersBiases": {
@@ -661,6 +662,13 @@
             "AskRene-Create-Layer.layers[].created_channels[].short_channel_id": 3,
             "AskRene-Create-Layer.layers[].created_channels[].source": 1
         },
+        "Askrene-create-layerLayersNodeBiases": {
+            "AskRene-Create-Layer.layers[].node_biases[].description": 4,
+            "AskRene-Create-Layer.layers[].node_biases[].in_bias": 2,
+            "AskRene-Create-Layer.layers[].node_biases[].node": 1,
+            "AskRene-Create-Layer.layers[].node_biases[].out_bias": 3,
+            "AskRene-Create-Layer.layers[].node_biases[].timestamp": 5
+        },
         "Askrene-create-layerRequest": {
             "AskRene-Create-Layer.layer": 1,
             "AskRene-Create-Layer.persistent": 2
@@ -708,6 +716,7 @@
             "AskRene-ListLayers.layers[].disabled_channels[]": 6,
             "AskRene-ListLayers.layers[].disabled_nodes[]": 2,
             "AskRene-ListLayers.layers[].layer": 1,
+            "AskRene-ListLayers.layers[].node_biases[]": 9,
             "AskRene-ListLayers.layers[].persistent": 5
         },
         "Askrene-listlayersLayersBiases": {
@@ -744,6 +753,13 @@
             "AskRene-ListLayers.layers[].created_channels[].short_channel_id": 3,
             "AskRene-ListLayers.layers[].created_channels[].source": 1
         },
+        "Askrene-listlayersLayersNodeBiases": {
+            "AskRene-ListLayers.layers[].node_biases[].description": 4,
+            "AskRene-ListLayers.layers[].node_biases[].in_bias": 2,
+            "AskRene-ListLayers.layers[].node_biases[].node": 1,
+            "AskRene-ListLayers.layers[].node_biases[].out_bias": 3,
+            "AskRene-ListLayers.layers[].node_biases[].timestamp": 5
+        },
         "Askrene-listlayersRequest": {
             "AskRene-ListLayers.layer": 1
         },
@@ -4184,6 +4200,30 @@
             "added": "v24.11",
             "deprecated": null
         },
+        "AskRene-Create-Layer.layers[].node_biases[]": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-Create-Layer.layers[].node_biases[].description": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-Create-Layer.layers[].node_biases[].in_bias": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-Create-Layer.layers[].node_biases[].node": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-Create-Layer.layers[].node_biases[].out_bias": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-Create-Layer.layers[].node_biases[].timestamp": {
+            "added": "v25.12",
+            "deprecated": null
+        },
         "AskRene-Create-Layer.layers[].persistent": {
             "added": "v24.11",
             "deprecated": null
@@ -4432,6 +4472,30 @@
             "added": "v24.08",
             "deprecated": null
         },
+        "AskRene-ListLayers.layers[].node_biases[]": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-ListLayers.layers[].node_biases[].description": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-ListLayers.layers[].node_biases[].in_bias": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-ListLayers.layers[].node_biases[].node": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-ListLayers.layers[].node_biases[].out_bias": {
+            "added": "v25.12",
+            "deprecated": null
+        },
+        "AskRene-ListLayers.layers[].node_biases[].timestamp": {
+            "added": "v25.12",
+            "deprecated": null
+        },
         "AskRene-ListLayers.layers[].persistent": {
             "added": "v24.11",
             "deprecated": null