Add atomic slot migration commands for Valkey 9.0 (#88)

* Add atomic slot migration commands for Valkey 9.0

* Resolving PR comments

* Fixing gen files

* chore: simplify CLUSTER MIGRATESLOTS command

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

---------

Signed-off-by: Rueian <[email protected]>
Co-authored-by: Rueian <[email protected]>
Signed-off-by: Rueian <[email protected]>

Author: schadotr

hack/cmds/commands.json

@@ -1313,6 +1313,12 @@
     "since": "3.0.0",
     "group": "cluster"
   },
+  "CLUSTER CANCELSLOTMIGRATIONS": {
+    "summary": "Cancel slot migration operations",
+    "complexity": "O(N) where N is the number of active slot migrations",
+    "since": "9.0.0",
+    "group": "cluster"
+  },
   "CLUSTER COUNT-FAILURE-REPORTS": {
     "summary": "Return the number of failure reports active for a given node",
     "complexity": "O(N) where N is the number of failure reports",
@@ -1421,6 +1427,12 @@
     "since": "3.0.0",
     "group": "cluster"
   },
+  "CLUSTER GETSLOTMIGRATIONS": {
+    "summary": "Return a list of recent slot migrations",
+    "complexity": "O(N) where N is the number of slot migration jobs",
+    "since": "9.0.0",
+    "group": "cluster"
+  },
   "CLUSTER INFO": {
     "summary": "Provides info about Redis Cluster node state",
     "complexity": "O(1)",
@@ -1445,6 +1457,32 @@
     "since": "7.0.0",
     "group": "cluster"
   },
+  "CLUSTER MIGRATESLOTS": {
+    "summary": "Migrate hash slots to target nodes using atomic slot migration",
+    "complexity": "O(N) where N is the number of keys in the migrating slots",
+    "arguments": [
+      {
+        "name": "slot-migration-spec",
+        "type": "block",
+        "multiple": true,
+        "arguments": [
+          {
+            "name": ["start-slot", "end-slot"],
+            "type": ["integer", "integer"],
+            "multiple": true,
+            "command": "SLOTSRANGE"
+          },
+          {
+            "command": "NODE",
+            "name": "node-id",
+            "type": "string"
+          }
+        ]
+      }
+    ],
+    "since": "9.0.0",
+    "group": "cluster"
+  },
   "CLUSTER MEET": {
     "summary": "Force a node cluster to handshake with another node",
     "complexity": "O(1)",