feat: convert network-topology to a full plugin (B1)

drizzle/mysql/0032_lethal_marrow.sql

@@ -0,0 +1,4 @@
+-- network_topology moved to the network-topology plugin, which adopts (renames)
+-- this table in its own migration before this drizzle migration would run.
+-- No DROP here: it would delete every row before the plugin's rename applies.
+SELECT 1;

drizzle/mysql/meta/_journal.json

@@ -225,6 +225,13 @@
       "when": 1790164291881,
       "tag": "0031_nebulous_diamondback",
       "breakpoints": true
+    },
+    {
+      "idx": 32,
+      "version": "5",
+      "when": 1790166644943,
+      "tag": "0032_lethal_marrow",
+      "breakpoints": true
     }
   ]
 }