fix: bring the docs in line with the no-admin route (release review)

Name the real trigger and CODEMAN_NO_ADMIN=0 in the READMEs and the
Installation page, add the install without git to the update tables and the
updater notes, record the installer's downloads in the supply chain section,
and say that the data directory question also removes a kept runtime.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

docs/wiki/FAQ.md

@@ -179,12 +179,13 @@ the defaults discovers and attaches your live sessions.
 | Install route | Update with                                                                 |
 | ------------- | --------------------------------------------------------------------------- |
 | Installer     | Re-run the install one-liner, or **App Settings → System → Updates**.         |
+| Installer, without git | Re-run the install one-liner. The in-app updater says so instead of offering an update. |
 | npm           | `npm update -g aicodeman`                                                     |
 | git clone     | `git pull && npm install && npm run build`, then restart the service.         |
 
 The in-app updater covers git-clone installs supervised by systemd or launchd. It stashes a
 dirty tree rather than discarding it, and streams progress across the restart. npm installs
-report as non-updatable.
+and installs without git report as non-updatable.
 
 ### Will updating kill my running sessions?
 

docs/wiki/Installation.md

@@ -122,6 +122,14 @@ This route is taken by itself when `sudo` is not installed, when the account is
 `CODEMAN_NO_ADMIN=0` switches the detection off. Nothing on this route runs `sudo`,
 Homebrew or the Xcode tools installer.
 
+The group check cannot see a sudoers entry, so an account that sudoers lists by name, with
+a password, takes this route too. The summary then reads `could not confirm that this
+account may use sudo`, and to use `sudo` anyway:
+
+```bash
+curl -fsSL https://getcodeman.com/install | CODEMAN_NO_ADMIN=0 bash
+```
+
 What to know about it:
 
 - **Linux needs make, a C++ compiler and python3 to be there already.** node-pty compiles
@@ -279,8 +287,10 @@ npm uninstall -g aicodeman      # npm route
 
 The installer route asks before it removes `~/.codeman/runtime` (the Node.js and tmux it
 downloaded, if any), and keeps it by default when you installed CLIs there with
-`npm install -g`. Neither removes `~/.codeman/` or `~/codeman-cases/`. Delete those by hand if you want the
-state and your case folders gone as well, and check `~/codeman-cases/` first: linked cases
+`npm install -g`. That folder is inside `~/.codeman/`, so saying yes to the data directory
+question that follows removes it even if you kept it a step earlier, and the question says
+so. By default neither route removes `~/.codeman/` or `~/codeman-cases/`. Delete those by hand
+if you want the state and your case folders gone as well, and check `~/codeman-cases/` first: linked cases
 point at directories you already had, but cases created from scratch have their only copy
 there.
 

docs/wiki/Running-As-A-Service.md

@@ -145,6 +145,7 @@ log stream --predicate 'process == "node"'   # macOS, noisy
 | Install route | Update with                                                             |
 | ------------- | ------------------------------------------------------------------------ |
 | Installer     | Re-run the one-liner, or **App Settings → System → Updates**.             |
+| Installer, without git | Re-run the one-liner. The in-app updater says so instead of offering an update. |
 | npm           | `npm update -g aicodeman`                                                 |
 | git clone     | `git pull && npm install && npm run build`, then restart.                 |
 | Docker Compose | Re-run `Start-Codeman.sh`, or the in-app updater, which restarts the container in place. |
@@ -152,8 +153,8 @@ log stream --predicate 'process == "node"'   # macOS, noisy
 ### The in-app updater
 
 **App Settings → System → Updates**, for git-clone installs supervised by systemd or
-launchd. npm installs report as non-updatable, and an unsupervised install is told to
-restart manually.
+launchd. npm installs and installs without git report as non-updatable, and an unsupervised
+install is told to restart manually.
 
 The interesting part is that the update restarts the very process running it. So the real
 work runs in a **detached script that outlives the restart** and writes progress to a status

docs/wiki/Settings-Reference.md

@@ -38,8 +38,8 @@ as usual and tells them that server-wide settings can only be changed by an admi
 ### Updates
 
 Current version, a manual check, and the in-app updater. Covers git-clone installs
-supervised by systemd or launchd; npm installs report as non-updatable. See
-[Running As A Service](Running-As-A-Service).
+supervised by systemd or launchd; npm installs and installs without git report as
+non-updatable. See [Running As A Service](Running-As-A-Service).
 
 ### Terminal & Input
 

docs/wiki/Troubleshooting.md

@@ -353,7 +353,7 @@ On an HTTPS install, add `-k` to the curl commands and use the `https://` URL.
 Open an [issue](https://github.com/Ark0N/Codeman/issues) with:
 
 - OS and version.
-- Install method: installer, npm, or git clone.
+- Install method: installer (with or without git), npm, or git clone.
 - `codeman --version`.
 - Browser and version, if the problem is in the UI.
 - Which CLI the session was running, and its version.