feat(mcp-server-filesystem): Add FastAgent integration and configuration files for filesystem interaction

Author: codeboyzhou

.editorconfig

@@ -9,4 +9,7 @@ trim_trailing_whitespace = true
 
 [*.{java,xml}]
 indent_size = 4
-ij_java_continuation_indent_size = 4
+ij_java_continuation_indent_size = 4
+
+[*.yaml]
+indent_size = 2

.gitignore

@@ -8,3 +8,8 @@
 # Maven build files
 target/
 dependency-reduced-pom.xml
+
+# FastAgent files
+fastagent.secrets.yaml
+fastagent.config.yaml
+fastagent.jsonl

mcp-server-filesystem/agent/agent.py

@@ -0,0 +1,24 @@
+import asyncio
+
+from mcp_agent.core.fastagent import FastAgent
+
+# Create the application
+fast = FastAgent("FastAgent for MCP Server Filesystem")
+
+
+# Define the agent
+@fast.agent(
+    name="mcp-server-filesystem",
+    instruction="""You are a helpful AI Agent that is able to interact with users
+    and to call the resources, prompts, tools of the MCP server named filesystem.
+    """,
+    servers=["filesystem"]
+)
+async def main():
+    # use the --model command line switch or agent arguments to change model
+    async with fast.run() as agent:
+        await agent.interactive()
+
+
+if __name__ == "__main__":
+    asyncio.run(main())

mcp-server-filesystem/agent/fastagent.config.yaml.example

@@ -0,0 +1,38 @@
+# FastAgent Configuration File
+
+# Default Model Configuration:
+#
+# Takes format:
+#   <provider>.<model_string>.<reasoning_effort?> (e.g. anthropic.claude-3-5-sonnet-20241022 or openai.o3-mini.low)
+# Accepts aliases for Anthropic Models: haiku, haiku3, sonnet, sonnet35, opus, opus3
+# and OpenAI Models: gpt-4o-mini, gpt-4o, o1, o1-mini, o3-mini
+#
+# If not specified, defaults to "haiku".
+# Can be override with a command line switch --model=<model>, or within the Agent constructor.
+
+default_model: deepseek
+
+# Logging and Console Configuration:
+logger:
+  # level: "debug" | "info" | "warning" | "error"
+  # type: "none" | "console" | "file" | "http"
+  # path: "/path/to/logfile.json"
+
+
+  # Switch the progress display on or off
+  progress_display: true
+
+  # Show chat User/Assistant messages on the console
+  show_chat: true
+  # Show tool calls on the console
+  show_tools: true
+  # Truncate long tool responses on the console
+  truncate_tools: true
+
+# MCP Servers
+mcp:
+  servers:
+    filesystem:
+      command: "java"
+      # Note: the path separator might be different on Windows
+      args: [ "-jar", "../target/mcp-server-filesystem.jar" ]

mcp-server-filesystem/agent/fastagent.secrets.yaml.example

@@ -0,0 +1,18 @@
+# FastAgent Secrets Configuration
+# WARNING: Keep this file secure and never commit to version control
+
+# Alternatively set OPENAI_API_KEY and ANTHROPIC_API_KEY environment variables. Config file takes precedence.
+
+openai:
+  api_key: <your-api-key-here>
+anthropic:
+  api_key: <your-api-key-here>
+deepseek:
+  api_key: <your-api-key-here>
+
+# Example of setting an MCP Server environment variable
+mcp:
+  servers:
+    filesystem:
+      env:
+        YOUR_ENV_KEY: <your-env-value>