pinwheel: Add ct for side threads in Claude Code sessions

Install ct from its flake, with its config, a tmux menu on prefix T and a user service for the web UI. Also keep Claude Code transcripts for ten years instead of 30 days, since threads are meant to be revisited.

flake.lock

@@ -56,6 +56,27 @@
         "type": "github"
       }
     },
+    "ct": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1793028894,
+        "narHash": "sha256-V0LaVoOrYJIaXO57+0U/i+X8lmLpVNHMuyzT/Uv5YuE=",
+        "ref": "main",
+        "rev": "277bab546659c448c4a90fa10d553d1ed83864ef",
+        "revCount": 3,
+        "type": "git",
+        "url": "file:///home/alex/code/own/ct"
+      },
+      "original": {
+        "ref": "main",
+        "type": "git",
+        "url": "file:///home/alex/code/own/ct"
+      }
+    },
     "dagbok": {
       "inputs": {
         "nixpkgs": [
@@ -915,6 +936,7 @@
     "root": {
       "inputs": {
         "agenix": "agenix",
+        "ct": "ct",
         "dagbok": "dagbok",
         "disko": "disko",
         "emacs-overlay": "emacs-overlay",