Fix gastown mail routing for rig-specific agent beads

- Add title-based lookup for hq- prefixed beads (uses title as address if contains "/")
- Add rig-specific prefix handling to parse IDs like j-java-crew-americano → java/crew/americano
- Handles crew, polecat, witness, refinery role patterns

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

home/roles/development/default.nix

@@ -41,11 +41,45 @@ let
           'if AddressToIdentity(agentBeadToAddress(agent)) == AddressToIdentity(identity) {'
 
       # Fix agentBeadToAddress to use title field for hq- prefixed beads
+      # Title should contain the address (e.g., "java/crew/americano")
       substituteInPlace internal/mail/router.go \
         --replace-fail \
           'return parseAgentAddressFromDescription(bead.Description)' \
           'if bead.Title != "" && strings.Contains(bead.Title, "/") { return bead.Title }; return parseAgentAddressFromDescription(bead.Description)'
 
+      # Fix agentBeadToAddress to handle rig-specific prefixes (j-, sc-, etc.)
+      # Bead IDs like j-java-crew-americano should map to java/crew/americano
+      substituteInPlace internal/mail/router.go \
+        --replace-fail \
+          '// Handle gt- prefixed IDs (legacy format)
+	if !strings.HasPrefix(id, "gt-") {
+		return "" // Not a valid agent bead ID
+	}' \
+          '// Handle rig-specific prefixes: <prefix>-<rig>-<role>-<name>
+	// Examples: j-java-crew-americano -> java/crew/americano
+	idParts := strings.Split(id, "-")
+	if len(idParts) >= 3 {
+		for i, part := range idParts {
+			if part == "crew" || part == "polecat" || part == "polecats" {
+				if i >= 1 && i < len(idParts)-1 {
+					rig := idParts[i-1]
+					name := strings.Join(idParts[i+1:], "-")
+					return rig + "/" + part + "/" + name
+				}
+			}
+			if part == "witness" || part == "refinery" {
+				if i >= 1 {
+					return idParts[i-1] + "/" + part
+				}
+			}
+		}
+	}
+
+	// Handle gt- prefixed IDs (legacy format)
+	if !strings.HasPrefix(id, "gt-") {
+		return "" // Not a valid agent bead ID
+	}'
+
       # Fix crew/polecat home paths: remove incorrect /rig suffix
       substituteInPlace internal/cmd/role.go \
         --replace-fail \