chore: sync formula and recovery work

- Update mol-deacon-patrol formula
- Fix sling helpers, doctor branch check
- Update startup session and tests
- Remove obsolete research doc

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

internal/doctor/branch_check.go

@@ -1,13 +1,11 @@
 package doctor
 
 import (
-	"context"
 	"fmt"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"strings"
-	"time"
 )
 
 // BranchCheck detects persistent roles (crew, witness, refinery) that are
@@ -89,18 +87,15 @@ func (c *BranchCheck) Run(ctx *CheckContext) *CheckResult {
 	}
 }
 
-// gitNetworkTimeout is the timeout for git network operations (pull, fetch).
-const gitNetworkTimeout = 30 * time.Second
-
 // Fix switches all off-main directories to main branch.
-func (c *BranchCheck) Fix(checkCtx *CheckContext) error {
+func (c *BranchCheck) Fix(ctx *CheckContext) error {
 	if len(c.offMainDirs) == 0 {
 		return nil
 	}
 
 	var lastErr error
 	for _, dir := range c.offMainDirs {
-		// git checkout main (local operation, short timeout)
+		// git checkout main
 		cmd := exec.Command("git", "checkout", "main")
 		cmd.Dir = dir
 		if err := cmd.Run(); err != nil {
@@ -108,16 +103,10 @@ func (c *BranchCheck) Fix(checkCtx *CheckContext) error {
 			continue
 		}
 
-		// git pull --rebase (network operation, needs timeout)
-		ctx, cancel := context.WithTimeout(context.Background(), gitNetworkTimeout)
-		cmd = exec.CommandContext(ctx, "git", "pull", "--rebase")
+		// git pull --rebase
+		cmd = exec.Command("git", "pull", "--rebase")
 		cmd.Dir = dir
-		err := cmd.Run()
-		cancel()
-		if err != nil {
-			if ctx.Err() == context.DeadlineExceeded {
-				lastErr = fmt.Errorf("%s: git pull timed out after %v", dir, gitNetworkTimeout)
-			}
+		if err := cmd.Run(); err != nil {
 			// Pull failure is not fatal, just warn
 			continue
 		}