Closes #3. Closes #12.

Closes #3. Closes #12.
* Update README and MQTTClient for installation instructions and code improvements

* feat: 支持local_config启动
add: 增加对crt path的说明，为传入config.py的相对路径
move: web component

* add: registry description

* feat: node_info_update srv
fix: OTDeck cant create

* close #12
feat: slave node registry

* feat: show machine name
fix: host node registry not uploaded

* feat: add hplc registry

* feat: add hplc registry

* fix: hplc status typo

* fix: devices/

* fix: device.class possible null

* fix: HPLC additions with online service

* fix: slave mode spin not working

* fix: slave mode spin not working

* feat: 多ProtocolNode 允许子设备ID相同
feat: 上报发现的ActionClient
feat: Host重启动，通过discover机制要求slaveNode重新注册，实现信息及时上报

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Co-authored-by: Harvey Que <Q-Query@outlook.com>

test/experiments/HPLC.json

@@ -5,7 +5,7 @@
             "name": "HPLC",
             "parent": null,
             "type": "device",
-            "class": "hplc",
+            "class": "hplc.agilent",
             "position": {
                 "x": 620.6111111111111,
                 "y": 171,
@@ -19,8 +19,8 @@
         },
         {
             "id": "BottlesRack3",
-            "name": "Revvity上样盘3",
-            "parent": "Revvity",
+            "name": "上样盘3",
+            "parent": "HPLC",
             "type": "plate",
             "class": null,
             "position": {