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

resources/linux/debian/app/postinst.template

@@ -1,8 +1,8 @@
 #!/usr/bin/env bash
 
 # Create a symlink from /usr/bin to our binary under /opt.
-rm -f /usr/bin/warp-terminal@@CHANNEL_SUFFIX@@
-ln -s @@OPTDIR@@/@@BINARY_NAME@@ /usr/bin/warp-terminal@@CHANNEL_SUFFIX@@
+rm -f /usr/bin/@@PACKAGE_NAME@@
+ln -s @@OPTDIR@@/@@BINARY_NAME@@ /usr/bin/@@PACKAGE_NAME@@
 
 # Make sure the system incorporates the newly-installed desktop file.
 if hash update-desktop-database 2>/dev/null; then