docs: Add strings endpoint documentation

Add documentation for the new strings endpoint in both:
- README.md: List as a feature and add example usage
- GHIDRA_HTTP_API.md: Add complete API reference with parameters and response format

GHIDRA_HTTP_API.md

@@ -371,6 +371,39 @@ Represents defined data items in memory.
 - **`PATCH /data/{address}`**: Modify a data item (e.g., change `name`, `type`, `comment`). Payload specifies changes.
 - **`DELETE /data/{address}`**: Undefine the data item at the specified address.
 
+### 6.1 Strings
+
+Provides access to string data in the binary.
+
+- **`GET /strings`**: List all defined strings in the binary. Supports pagination and filtering.
+  - Query Parameters:
+    - `?offset=[int]`: Number of strings to skip (default: 0).
+    - `?limit=[int]`: Maximum number of strings to return (default: 2000).
+    - `?filter=[string]`: Only include strings containing this substring (case-insensitive).
+  ```json
+  // Example Response
+  "result": [
+    {
+      "address": "0x00401234",
+      "value": "Hello, world!",
+      "length": 14,
+      "type": "string",
+      "name": "aHelloWorld"
+    },
+    {
+      "address": "0x00401250",
+      "value": "Error: could not open file",
+      "length": 26,
+      "type": "string",
+      "name": "aErrorCouldNotO"
+    }
+  ],
+  "_links": {
+    "self": { "href": "/strings?offset=0&limit=10" },
+    "next": { "href": "/strings?offset=10&limit=10" }
+  }
+  ```
+
 ### 7. Memory Segments
 
 Represents memory blocks/sections defined in the program. 

README.md

@@ -156,6 +156,7 @@ Theoretically, any MCP client should work with GhydraMCP. Two examples are given
 - `list_exports`: List exported functions (params: offset, limit)
 - `list_namespaces`: Show namespaces (params: offset, limit)
 - `list_data_items`: View data labels (params: offset, limit)
+- `list_strings`: List all defined strings in binary (params: offset, limit, filter)
 - `search_functions_by_name`: Find functions (params: query, offset, limit)
 
 **Function Operations**:
@@ -192,6 +193,11 @@ client.use_tool("ghydra", "get_callgraph", {"address": "0x00401000"})
 client.use_tool("ghydra", "read_memory", {"address": "0x00401000", "length": 16})
 client.use_tool("ghydra", "get_disassembly", {"address": "0x00401000", "length": 32})
 
+# String analysis
+client.use_tool("ghydra", "list_strings")  # List all strings in the binary
+client.use_tool("ghydra", "list_strings", {"limit": 100, "offset": 0})  # Pagination
+client.use_tool("ghydra", "list_strings", {"filter": "password"})  # Search for strings containing "password"
+
 # Function operations
 client.use_tool("ghydra", "set_function_signature", {"address": "0x00401000", "signature": "int main(int argc, char **argv)"})
 client.use_tool("ghydra", "set_comment", {"address": "0x00401100", "comment": "This instruction initializes the counter", "comment_type": "plate"})