diff --git a/.atl/.skill-registry.cache.json b/.atl/.skill-registry.cache.json
index ad4be15..bd399aa 100644
--- a/.atl/.skill-registry.cache.json
+++ b/.atl/.skill-registry.cache.json
@@ -1,3 +1,3 @@
 {
-  "fingerprint": "c36b11ec5edebc02aa51b1113a7a11dc2559e812"
+  "fingerprint": "639c16d45210921c3c8ece071ef18bbe0c426ea2"
 }
\ No newline at end of file
diff --git a/.atl/skill-registry.md b/.atl/skill-registry.md
index d833730..b005357 100644
--- a/.atl/skill-registry.md
+++ b/.atl/skill-registry.md
@@ -1,14 +1,13 @@
-# Skill Registry — headquarter
+# Skill Registry — workspace
 
 <!-- Auto-generated by gentle-pi extensions/skill-registry.ts. Run /skill-registry:refresh to regenerate. -->
 
-Last updated: 2026-06-02
+Last updated: 2026-06-05
 
 ## Sources scanned
 
 - .opencode/skills
 - .claude/skills
-- /home/alex/.config/opencode/skills
 
 ## Contract
 
@@ -20,12 +19,11 @@ Last updated: 2026-06-02
 
 | Skill | Trigger / description | Scope | Path |
 | --- | --- | --- | --- |
-| `auto-commit` | Use when you are making multiple edits or completing significant work in a git repository to automatically create commits | user | `/home/alex/.config/opencode/skills/auto-commit/SKILL.md` |
-| `openspec-apply-change` | Implement tasks from an OpenSpec change. Use when the user wants to start implementing, continue implementation, or work through tasks. | project | `/home/alex/projects/headquarter/.opencode/skills/openspec-apply-change/SKILL.md` |
-| `openspec-archive-change` | Archive a completed change in the experimental workflow. Use when the user wants to finalize and archive a change after implementation is complete. | project | `/home/alex/projects/headquarter/.opencode/skills/openspec-archive-change/SKILL.md` |
-| `openspec-explore` | Enter explore mode - a thinking partner for exploring ideas, investigating problems, and clarifying requirements. Use when the user wants to think through something before or during a change. | project | `/home/alex/projects/headquarter/.opencode/skills/openspec-explore/SKILL.md` |
-| `openspec-propose` | Propose a new change with all artifacts generated in one step. Use when the user wants to quickly describe what they want to build and get a complete proposal with design, specs, and tasks ready for implementation. | project | `/home/alex/projects/headquarter/.opencode/skills/openspec-propose/SKILL.md` |
-| `sift-backlog` | Triage and organize backlog tasks into actionable plans. Use when asked to review the backlog, prioritize tasks, create plans from backlog items, or move tasks from backlog to open status. Handles the full workflow of listing backlog tasks, grouping related tasks into plans, setting priorities and dependencies, activating plans, and changing task status from backlog to open. | project | `/home/alex/projects/headquarter/.claude/skills/sift-backlog/SKILL.md` |
+| `openspec-apply-change` | Implement tasks from an OpenSpec change. Use when the user wants to start implementing, continue implementation, or work through tasks. | project | `/workspace/.opencode/skills/openspec-apply-change/SKILL.md` |
+| `openspec-archive-change` | Archive a completed change in the experimental workflow. Use when the user wants to finalize and archive a change after implementation is complete. | project | `/workspace/.opencode/skills/openspec-archive-change/SKILL.md` |
+| `openspec-explore` | Enter explore mode - a thinking partner for exploring ideas, investigating problems, and clarifying requirements. Use when the user wants to think through something before or during a change. | project | `/workspace/.opencode/skills/openspec-explore/SKILL.md` |
+| `openspec-propose` | Propose a new change with all artifacts generated in one step. Use when the user wants to quickly describe what they want to build and get a complete proposal with design, specs, and tasks ready for implementation. | project | `/workspace/.opencode/skills/openspec-propose/SKILL.md` |
+| `sift-backlog` | Triage and organize backlog tasks into actionable plans. Use when asked to review the backlog, prioritize tasks, create plans from backlog items, or move tasks from backlog to open status. Handles the full workflow of listing backlog tasks, grouping related tasks into plans, setting priorities and dependencies, activating plans, and changing task status from backlog to open. | project | `/workspace/.claude/skills/sift-backlog/SKILL.md` |
 
 ## Loading protocol
 
diff --git a/apps/api/src/services/tool/instance_service.py b/apps/api/src/services/tool/instance_service.py
index f93520d..25010b4 100644
--- a/apps/api/src/services/tool/instance_service.py
+++ b/apps/api/src/services/tool/instance_service.py
@@ -1103,6 +1103,8 @@ async def create_tool_instance(
         write_compose_file(instance_dir, compose_content)
 
     else:
+        if not tool_type.compose_template:
+            raise ValueError("Tool type has no compose template configured")
         variables = {
             "REPO_PATH": repo_path,
             "INSTANCE_NAME": instance_name,
diff --git a/swap-pane b/swap-pane
new file mode 100644
index 0000000..e69de29