chore(agents): remove crush

Crush hardcodes banned bash commands, blocking many operations. Drop the package, its AGENTS.md/CRUSH.md install target, env vars, and preservation entries.

agents/README.md

@@ -35,7 +35,6 @@ Current targets:
 - OpenCode: `AGENTS.md` -> `${XDG_CONFIG_HOME:-~/.config}/opencode/AGENTS.md`
 - Pi: `AGENTS.md` -> `~/.pi/agent/AGENTS.md`
 - OMP: `AGENTS.md` -> `~/.omp/agent/AGENTS.md`
-- Crush: `AGENTS.md` -> `${XDG_CONFIG_HOME:-~/.config}/crush/CRUSH.md`
 - Generic cross-tool (read by Kimi Code): `AGENTS.md` -> `~/.agents/AGENTS.md`
 
 Behavior:

agents/install-cli.md

@@ -11,7 +11,6 @@ Installed via Nix:
 - kimi-code
 - pi
 - omp
-- crush
 
 ## Optional tooling
 

agents/install-rules.py

@@ -47,14 +47,12 @@ def main() -> int:
     opencode_dir = xdg_config_home / "opencode"
     pi_dir = Path("~/.pi/agent").expanduser()
     omp_dir = Path("~/.omp/agent").expanduser()
-    crush_dir = xdg_config_home / "crush"
     agents_dir = Path("~/.agents").expanduser()
     targets = (
         (codex_dir, "AGENTS.md"),
         (opencode_dir, "AGENTS.md"),
         (pi_dir, "AGENTS.md"),
         (omp_dir, "AGENTS.md"),
-        (crush_dir, "CRUSH.md"),
         (agents_dir, "AGENTS.md"),
     )
     failed = False

agents/test_install_rules.py

@@ -23,7 +23,6 @@ class InstallRulesTests(unittest.TestCase):
                 (home / ".config" / "opencode", "AGENTS.md"),
                 (home / ".pi" / "agent", "AGENTS.md"),
                 (home / ".omp" / "agent", "AGENTS.md"),
-                (home / ".config" / "crush", "CRUSH.md"),
                 (home / ".agents", "AGENTS.md"),
             )
             for target_dir, _ in target_names:
@@ -42,18 +41,18 @@ class InstallRulesTests(unittest.TestCase):
             patch.object(
                 installer,
                 "install_one",
-                side_effect=[PermissionError("denied"), None, None, None, None, None],
+                side_effect=[PermissionError("denied"), None, None, None, None],
             ) as install,
             patch("sys.stderr", new_callable=io.StringIO) as stderr,
         ):
             self.assertEqual(installer.main(), 1)
-            self.assertEqual(install.call_count, 6)
+            self.assertEqual(install.call_count, 5)
             self.assertIn("denied", stderr.getvalue())
 
     def test_successful_targets_return_success(self):
         with patch.object(installer, "install_one") as install:
             self.assertEqual(installer.main(), 0)
-            self.assertEqual(install.call_count, 6)
+            self.assertEqual(install.call_count, 5)
 
     def test_existing_file_is_backed_up_without_overwriting_backup(self):
         with tempfile.TemporaryDirectory() as directory:

home/base/gui/dev-tools.nix

@@ -27,6 +27,5 @@ in
       agentPackages.kimi-code
       agentPackages.pi
       agentPackages.omp
-      agentPackages.crush
     ];
 }

home/base/tui/agent-env.nix

@@ -5,9 +5,6 @@
     PI_TELEMETRY = "0";
     PI_SKIP_VERSION_CHECK = "1";
 
-    CRUSH_DISABLE_METRICS = "1";
-    CRUSH_DISABLE_PROVIDER_AUTO_UPDATE = "1";
-
     OPENCODE_DISABLE_AUTOUPDATE = "1";
   };
 

hosts/idols-ai/preservation.nix

@@ -159,8 +159,6 @@ in
         ".config/opencode"
         ".local/share/opencode"
         ".local/state/opencode"
-        ".config/crush"
-        ".local/share/crush"
 
         # herdr: plugin registry, plugin checkouts/config, session layout
         ".config/herdr"

hosts/idols-ruby/packages.nix

@@ -88,6 +88,5 @@ in
       agentPackages.kimi-code
       agentPackages.pi
       agentPackages.omp
-      agentPackages.crush
     ];
 }