docs: add /system/cache (#25228)

server/mcp/openapi.json

@@ -321,6 +321,22 @@
         },
         "description": "Success - Soc result"
       },
+      "SuccessResult": {
+        "content": {
+          "application/json": {
+            "schema": {
+              "properties": {
+                "result": {
+                  "example": "OK",
+                  "type": "string"
+                }
+              },
+              "type": "object"
+            }
+          }
+        },
+        "description": "Success"
+      },
       "Unauthorized": {
         "content": {
           "text/plain": {
@@ -2041,6 +2057,29 @@
         ]
       }
     },
+    "/system/cache": {
+      "delete": {
+        "description": "Clears all cached data. This resets all cached values from tariffs, vehicle APIs, and other components that use caching.",
+        "operationId": "clearCache",
+        "responses": {
+          "200": {
+            "$ref": "#/components/responses/SuccessResult"
+          },
+          "401": {
+            "$ref": "#/components/responses/Unauthorized"
+          }
+        },
+        "security": [
+          {
+            "cookieAuth": []
+          }
+        ],
+        "summary": "Clear cache",
+        "tags": [
+          "system"
+        ]
+      }
+    },
     "/system/log": {
       "get": {
         "description": "Returns the latest log lines.",

server/mcp/openapi.md

@@ -906,6 +906,12 @@ call updateSession {
 }
 ```
 
+## clearCache
+
+Clears all cached data. This resets all cached values from tariffs, vehicle APIs, and other components that use caching.
+
+**Tags:** system
+
 ## getLogAreas
 
 Returns a list of all log areas (e.g. `lp-1`, `site`, `db`).

server/openapi.yaml

@@ -891,6 +891,20 @@ paths:
                     $ref: "#/components/schemas/LogAreas"
         "401":
           $ref: "#/components/responses/Unauthorized"
+  /system/cache:
+    delete:
+      operationId: clearCache
+      summary: Clear cache
+      description: "Clears all cached data. This resets all cached values from tariffs, vehicle APIs, and other components that use caching."
+      security:
+        - cookieAuth: []
+      tags:
+        - system
+      responses:
+        "200":
+          $ref: "#/components/responses/SuccessResult"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
   /system/shutdown:
     post:
       operationId: shutdownSystem
@@ -1517,6 +1531,16 @@ components:
                 type: "object"
     BlankResponse:
       description: Success - Blank response
+    SuccessResult:
+      description: Success
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              result:
+                type: string
+                example: "OK"
     EmptyResult:
       description: Success - Empty result
       content: