Implement auto-update routine

README.md

@@ -42,7 +42,7 @@ empty, so `--config` always wins.
 ```
 hello-agent.exe --install
         │
-        └──> creates Windows service "HelloAgent", binPath ends in --service
+        └──> creates Windows service "hello-agent", binPath ends in --service
                 │
 hello-agent.exe --service                      # Session 0, LocalSystem
         │
@@ -191,7 +191,7 @@ To pull updates from upstream RustDesk:
 
 ## Stale keys / supporter "stuck on connecting"
 
-The agent's identity (`id`) and `key_pair` live in `HelloAgent.toml`.
+The agent's identity (`id`) and `key_pair` live in `hello-agent.toml`.
 They're generated once on first run, registered with the rendezvous
 server, and re-used forever after. **If the rendezvous server's cached
 entry and the agent's local keypair drift apart, the encrypted handshake
@@ -221,7 +221,7 @@ dir so the agent keypair survives an uninstall→reinstall cycle. To force
 a fresh keypair, also run after `--uninstall`:
 
 ```
-rmdir /s /q "%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\HelloAgent"
+rmdir /s /q "%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\hello-agent"
 ```
 
 …and then delete the device record from the admin UI as above.
@@ -229,7 +229,7 @@ rmdir /s /q "%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\HelloAgen
 ## Verifying end-to-end
 
 1. Install: `hello-agent.exe --install --config <BLOB>` from elevated PowerShell.
-2. Confirm: `sc query HelloAgent` → `RUNNING`.
+2. Confirm: `sc query hello-agent` → `RUNNING`.
 3. From another machine running stock `rustdesk.exe`, enter the agent's
    ID and click Connect.
 4. The agent's logged-in user sees `HelloAgent — Allow remote support?`.
@@ -241,7 +241,7 @@ rmdir /s /q "%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\HelloAgen
 `hbb_common` ships a single global, `APP_NAME`, that drives the location
 of every piece of on-disk state (config dir, log dir) and the prefix of
 every named pipe. Upstream defaults it to `"RustDesk"`. Hello-agent
-rewrites it to `"HelloAgent"` as the very first line of `main()` —
+rewrites it to `"hello-agent"` as the very first line of `main()` —
 identical to the write path the upstream Flutter build uses for OEM
 rebrands ([`read_custom_client`](vendor/rustdesk/src/common.rs)). Because
 `APP_NAME` is a `RwLock<String>` read lazily on first use, doing the
@@ -252,16 +252,16 @@ In practice that means:
 
 | What                              | Stock rustdesk                            | hello-agent                                       |
 | --------------------------------- | ----------------------------------------- | ------------------------------------------------- |
-| User-mode config / logs           | `%APPDATA%\RustDesk\`                     | `%APPDATA%\HelloAgent\`                           |
-| Service-mode config / logs        | `…\LocalService\AppData\Roaming\RustDesk\`| `…\LocalService\AppData\Roaming\HelloAgent\`      |
-| Identity file (id + keypair)      | `RustDesk.toml`                           | `HelloAgent.toml`                                 |
-| IPC pipe namespace                | `\\.\pipe\RustDesk\query…`                | `\\.\pipe\HelloAgent\query…`                      |
-| Windows service name              | `RustDesk`                                | `HelloAgent`                                      |
+| User-mode config / logs           | `%APPDATA%\RustDesk\`                     | `%APPDATA%\hello-agent\`                          |
+| Service-mode config / logs        | `…\LocalService\AppData\Roaming\RustDesk\`| `…\LocalService\AppData\Roaming\hello-agent\`     |
+| Identity file (id + keypair)      | `RustDesk.toml`                           | `hello-agent.toml`                                |
+| IPC pipe namespace                | `\\.\pipe\RustDesk\query…`                | `\\.\pipe\hello-agent\query…`                     |
+| Windows service name              | `RustDesk`                                | `hello-agent`                                     |
 | Install dir                       | `%ProgramFiles%\RustDesk\`                | `%ProgramFiles%\hello-agent\`                     |
 
 The two binaries can therefore coexist on the same machine without
 clobbering each other's state. The override is set in
-[`src/main.rs`](src/main.rs) (`pub const APP_NAME: &str = "HelloAgent"`)
+[`src/main.rs`](src/main.rs) (`pub const APP_NAME: &str = "hello-agent"`)
 — change it there if you ever need to re-brand.
 
 ## Where logs go
@@ -270,10 +270,10 @@ clobbering each other's state. The override is set in
 
 | Mode (CLI flag)       | Effective user                  | Log dir                                                                                  |
 | --------------------- | ------------------------------- | ---------------------------------------------------------------------------------------- |
-| `--install` / `--uninstall` | calling user (must be admin) | `%APPDATA%\HelloAgent\log\install\` (or `…\uninstall\`)                                  |
-| `--service`           | LocalSystem (mirrored)          | `%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\HelloAgent\log\service\`      |
-| `--server` (worker)   | LocalSystem (mirrored)          | `%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\HelloAgent\log\server\`       |
-| no flags (dev mode)   | calling user                    | `%APPDATA%\HelloAgent\log\hello-agent\`                                                  |
+| `--install` / `--uninstall` | calling user (must be admin) | `%APPDATA%\hello-agent\log\install\` (or `…\uninstall\`)                                 |
+| `--service`           | LocalSystem (mirrored)          | `%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\hello-agent\log\service\`     |
+| `--server` (worker)   | LocalSystem (mirrored)          | `%SystemRoot%\ServiceProfiles\LocalService\AppData\Roaming\hello-agent\log\server\`      |
+| no flags (dev mode)   | calling user                    | `%APPDATA%\hello-agent\log\hello-agent\`                                                 |
 
 The `cm_popup` module also writes a parallel diagnostic trace at
 `%TEMP%\hello-agent-cm.log` (kept around for debugging the IPC handshake;
@@ -284,7 +284,7 @@ it duplicates info that's already in the main log).
 - ✅ Windows x64 (physical console *and* RDP sessions — the agent picks
   whichever session the user is actively using)
 - ✅ Coexists with stock RustDesk on the same box — config dir, log dir,
-  and named pipes are namespaced under `HelloAgent` rather than the
+  and named pipes are namespaced under `hello-agent` rather than the
   upstream default of `RustDesk` (see [Namespacing](#namespacing) below).
   The only residual contention is the optional direct-server port
   (TCP 21118) and LAN-discovery port (UDP 21119); both default to off,