fix(go-migration): apply Crane parity gate fixes

cmd/apm/cmd_config.go

@@ -111,6 +111,12 @@ func runConfigGet(args []string) int {
 		fmt.Fprintf(os.Stderr, "[>] Valid keys: auto-integrate, temp-dir\n")
 		return 1
 	}
+	path := configPath()
+	if val, found := readConfigKey(path, key); found {
+		fmt.Printf("%s: %s\n", key, val)
+		return 0
+	}
+	// Return default when key is not set in config file.
 	switch key {
 	case "auto-integrate":
 		fmt.Printf("auto-integrate: true\n")
@@ -140,6 +146,15 @@ func runConfigUnset(args []string) int {
 		fmt.Fprintf(os.Stderr, "[>] Valid keys: auto-integrate, temp-dir\n")
 		return 1
 	}
+	path := configPath()
+	if path == "" {
+		fmt.Fprintf(os.Stderr, "[x] Could not determine config path.\n")
+		return 1
+	}
+	if err := removeConfigKey(path, key); err != nil {
+		fmt.Fprintf(os.Stderr, "[x] Failed to update config: %v\n", err)
+		return 1
+	}
 	fmt.Printf("[+] Config unset: %s\n", key)
 	return 0
 }

cmd/apm/cmd_deps.go

@@ -68,6 +68,9 @@ func runDepsList(args []string) int {
 			fmt.Println("  List installed APM dependencies")
 			fmt.Println()
 			fmt.Println("Options:")
+			fmt.Println("  -g, --global  List user-scope dependencies")
+			fmt.Println("  --all  Include all dependency scopes")
+			fmt.Println("  --insecure  Include insecure dependencies")
 			fmt.Println("  --help  Show this message and exit.")
 			return 0
 		}
@@ -121,6 +124,7 @@ func runDepsTree(args []string) int {
 			fmt.Println("  Show dependency tree structure")
 			fmt.Println()
 			fmt.Println("Options:")
+			fmt.Println("  -g, --global  Show user-scope dependency tree")
 			fmt.Println("  --help  Show this message and exit.")
 			return 0
 		}
@@ -218,6 +222,8 @@ func runDepsClean(args []string) int {
 			fmt.Println("  Remove all APM dependencies")
 			fmt.Println()
 			fmt.Println("Options:")
+			fmt.Println("  --dry-run  Show what would be removed without removing")
+			fmt.Println("  --yes, -y  Skip confirmation prompt")
 			fmt.Println("  --help  Show this message and exit.")
 			return 0
 		}
@@ -254,6 +260,12 @@ func runDepsUpdate(args []string) int {
 			fmt.Println("  Update APM dependencies to latest refs")
 			fmt.Println()
 			fmt.Println("Options:")
+			fmt.Println("  --verbose, -v  Show detailed output")
+			fmt.Println("  --force  Force dependency refresh")
+			fmt.Println("  --target, -t TARGET  Target harness to update")
+			fmt.Println("  --parallel-downloads INTEGER  Max concurrent downloads")
+			fmt.Println("  --global, -g  Update user-scope dependencies")
+			fmt.Println("  --legacy-skill-paths  Use legacy per-client skill paths")
 			fmt.Println("  --help  Show this message and exit.")
 			return 0
 		}

cmd/apm/cmd_lockfile.go

@@ -271,3 +271,38 @@ func writeConfigKey(path, key, value string) error {
 	}
 	return os.WriteFile(path, []byte(newContent), 0o644)
 }
+
+// readConfigKey reads a top-level key from a simple YAML config file.
+// Returns the value and true if found, or empty string and false if not.
+func readConfigKey(path, key string) (string, bool) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return "", false
+	}
+	prefix := key + ":"
+	for _, line := range strings.Split(string(data), "\n") {
+		trimmed := strings.TrimSpace(line)
+		if strings.HasPrefix(trimmed, prefix) {
+			val := strings.TrimSpace(trimmed[len(prefix):])
+			return val, true
+		}
+	}
+	return "", false
+}
+
+// removeConfigKey removes a top-level key line from a simple YAML config file.
+func removeConfigKey(path, key string) error {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil // nothing to remove if file doesn't exist
+	}
+	prefix := key + ":"
+	lines := strings.Split(string(data), "\n")
+	var out []string
+	for _, l := range lines {
+		if !strings.HasPrefix(strings.TrimSpace(l), prefix) {
+			out = append(out, l)
+		}
+	}
+	return os.WriteFile(path, []byte(strings.Join(out, "\n")), 0o644)
+}