Bugfix: Some smaller fixes (#1995)

* delete_wallet_file for non-leaky-abstractions

* delete_wallet_file improvement

* upgrade spectrum to v0.2.4

requirements.in

@@ -33,4 +33,4 @@ pytimeparse==1.1.8
 cryptoadvance-liquidissuer==0.2.4
 specterext-exfund==0.1.7
 specterext-faucet==0.1.2
-cryptoadvance.spectrum==0.2.1
+cryptoadvance.spectrum==0.2.4

requirements.txt

@@ -123,9 +123,9 @@ cryptoadvance-liquidissuer==0.2.4 \
     --hash=sha256:5a2c531801854c5a4a46daf184877e22f731cdb42d2cfb840785bda7371ba6fb \
     --hash=sha256:9e468f3e35ecc566b3f74a2263677cf26632548abb194521dba15ad37acd1e9b
     # via -r requirements.in
-cryptoadvance-spectrum==0.2.1 \
-    --hash=sha256:9152ba7b434186c557d82b9658530a10c36598b1c1706e0ccc68238bb2e42923 \
-    --hash=sha256:ab61fd99b2c103721ec57705f9ec52fd84e6045c31dfc65732d3ffe2c5235f62
+cryptoadvance-spectrum==0.2.4 \
+    --hash=sha256:0a0c01d22846837e7dbd6c7424290d0c53c0d295787e9862affa63ea9b69c906 \
+    --hash=sha256:f5e1511994091ea5c29263a5a5e21fc5084775bfd39dd712f302f07d94e75b36
     # via -r requirements.in
 cryptography==3.4.7 \
     --hash=sha256:0f1212a66329c80d68aeeb39b8a16d54ef57071bf22ff4e521657b27372e327d \

src/cryptoadvance/specter/node.py

@@ -167,6 +167,16 @@ def node_connection_template(self):
         """This should return the path to a connection template as string"""
         return "includes/sidebar/components/node_connection.jinja"
 
+    def delete_wallet_file(self, wallet) -> bool:
+        """Deleting the wallet file located on the node. This only works if the node is on the same machine as Specter.
+        Returns True if the wallet file could be deleted, otherwise returns False.
+
+        In the case of an Abtract Node, we consider that method as an edge-case anyway and we just return False here.
+        That is the normal usage if you don't have access to the internals of your Bitcoin Core.
+        Overwrite as necessary.
+        """
+        return False
+
 
 class Node(AbstractNode):
     """A Node represents the connection to a Bitcoin and/or Liquid (Full-) node.