refactor(cli): rename operator command to tht

scripts/test-verify-workspace-install-docs.sh

@@ -87,7 +87,7 @@ for required in \
   }
 done
 grep -Fq '"$THTCTL" --help' "$server_guide" || {
-  echo "server guide lacks plain thothctl --help" >&2
+  echo "server guide lacks plain tht --help" >&2
   exit 1
 }
 if grep -Fq '"$THTCTL" --installation "$INSTALLATION" --help' "$server_guide"; then
@@ -106,7 +106,7 @@ for manual in "$root/docs/install/local-workspace-registry.md"; do
   fi
 done
 
-grep -Fq 'THTCTL=/srv/thothii/operator/thothctl' \
+grep -Fq 'THTCTL=/srv/thothii/operator/tht' \
   "$root/docs/install/server-workspace-registry.md" || {
   echo "server installation manual does not use the installation-aware operator CLI" >&2
   exit 1
@@ -957,7 +957,7 @@ expect_guide_rejected \
   "$root/docs/install/local.md" docs/install/local.md failed-pull \
   "POSIX source update does not fail closed: source pull"
 expect_guide_rejected \
-  "failed thothctl Pi status" verify_local_guide \
+  "failed tht Pi status" verify_local_guide \
   "$root/docs/install/local.md" docs/install/local.md failed-status \
   "POSIX source update does not fail closed: Pi status"
 expect_guide_rejected \