fix(gastown): repair malformed patch files for nixos-rebuild

- Remove 'index 0000000..1111111' lines that made patches appear as new files
- Fix hunk line counts in several patches
- Add missing leading spaces to blank context lines
- Temporarily disable statusline optimization patch (needs regenerating)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

home/roles/development/gastown-fix-agent-bead-address-title.patch

@@ -1,10 +1,9 @@
 diff --git a/internal/mail/router.go b/internal/mail/router.go
-index 0000000..1111111 100644
 --- a/internal/mail/router.go
 +++ b/internal/mail/router.go
-@@ -326,7 +326,11 @@ func agentBeadToAddress(bead *agentBead) string {
+@@ -326,7 +326,10 @@ func agentBeadToAddress(bead *agentBead) string {
  		}
-
+ 
  		// Fall back to parsing description for role_type and rig
 -		return parseAgentAddressFromDescription(bead.Description)
 +		if bead.Title != "" && strings.Contains(bead.Title, "/") {
@@ -12,5 +11,5 @@ index 0000000..1111111 100644
 +		}
 +		return parseAgentAddressFromDescription(bead.Description)
  	}
-
+ 
  	// Handle gt- prefixed IDs (legacy format)