Complete agent monitoring and Galaxy Control integration

- expose command-monitor conversations and preserve visible agent transcripts
- add bounded polling and a dedicated shell interrupt tool
- improve direct-provider images, skills, tool history, and usage handling
- package and brand Galaxy Control across releases, installers, persistence, and docs

script/linux/package_metadata

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+#
+# Derives Linux package metadata from Galaxy's release channel and artifact.
+# This file is sourced by the individual package builders.
+
+case "$RELEASE_CHANNEL" in
+  stable)
+    CHANNEL_SUFFIX=""
+    ;;
+  local|dev|preview|oss)
+    CHANNEL_SUFFIX="-$RELEASE_CHANNEL"
+    ;;
+  *)
+    echo "::error ::Unknown RELEASE_CHANNEL: $RELEASE_CHANNEL" >&2
+    return 1
+    ;;
+esac
+
+GALAXY_AI_COMMAND_NAME="galaxy-ai$CHANNEL_SUFFIX"
+GALAXY_CONTROL_COMMAND_NAME="galaxyctrl$CHANNEL_SUFFIX"
+
+case "$ARTIFACT" in
+  app)
+    # The OSS desktop entry invokes the Cargo binary directly. Other channels
+    # expose the traditional `*-terminal` launcher independently of the Cargo
+    # binary name.
+    if [[ "$RELEASE_CHANNEL" == "oss" ]]; then
+      PACKAGE_NAME="galaxy-oss"
+    else
+      PACKAGE_NAME="galaxy-terminal$CHANNEL_SUFFIX"
+    fi
+    ;;
+  cli)
+    PACKAGE_NAME="galaxy-ai$CHANNEL_SUFFIX"
+    ;;
+  *)
+    echo "::error ::Unknown ARTIFACT: $ARTIFACT (expected 'app' or 'cli')" >&2
+    return 1
+    ;;
+esac
+
+# Repository provisioning still uses the existing release infrastructure and
+# templates. This name is intentionally independent of Galaxy package names.
+REPO_NAME="warpdotdev$CHANNEL_SUFFIX"