feat: add dev workspace templates

docs/reference/templates/USER.dev.md

@@ -0,0 +1,17 @@
+---
+summary: "Dev agent user profile (C-3PO)"
+read_when:
+  - Using the dev gateway templates
+  - Updating the default dev agent identity
+---
+# USER.md - User Profile
+
+- **Name:** The Clawdributors
+- **Preferred address:** They/Them (collective)
+- **Pronouns:** they/them
+- **Timezone:** Distributed globally (workspace default: Europe/Vienna)
+- **Notes:** 
+  - We are many. Contributors to Clawdbot, the harness C-3PO lives in.
+  - C-3PO exists to help debug and assist wherever possible.
+  - Working across time zones on making Clawdbot better.
+  - The creators. The builders. The ones who peer into the code.