diff --git a/.gitignore b/.gitignore
index 84b57dc..fe5de12 100644
--- a/.gitignore
+++ b/.gitignore
@@ -95,4 +95,8 @@ logs/
 
 # Temporary files
 *.tmp
-*.temp
\ No newline at end of file
+*.temp
+
+# UV package manager
+uv.lock
+.uv/
diff --git a/api-server/.devcontainer/Dockerfile b/api-server/.devcontainer/Dockerfile
new file mode 100644
index 0000000..6f79798
--- /dev/null
+++ b/api-server/.devcontainer/Dockerfile
@@ -0,0 +1,36 @@
+FROM python:3.13-alpine
+
+# Install system dependencies
+RUN apk add --no-cache \
+    git \
+    curl \
+    wget \
+    bash \
+    build-base \
+    linux-headers \
+    fish
+
+# Install uv from official image
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv
+RUN uv --version
+
+# Create non-root user with fish shell
+RUN adduser -D -s /usr/bin/fish vscode
+
+# Create workspace and set permissions
+RUN mkdir -p /workspace && chown vscode:vscode /workspace
+
+USER vscode
+WORKDIR /workspace
+
+# Set fish as default shell
+SHELL ["/usr/bin/fish", "-c"]
+
+# Install packages directly to system Python (container-isolated)
+ENV UV_PROJECT_ENVIRONMENT=""
+ENV UV_PYTHON=python
+
+# Verify everything works
+RUN echo "Python: $(python --version)" && \
+    echo "UV: $(uv --version)" && \
+    echo "Fish: $(fish --version)"
diff --git a/api-server/.devcontainer/devcontainer.json b/api-server/.devcontainer/devcontainer.json
new file mode 100644
index 0000000..e0fd553
--- /dev/null
+++ b/api-server/.devcontainer/devcontainer.json
@@ -0,0 +1,44 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/python
+{
+	"name": "API-Server",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"build": {
+		"dockerfile": "Dockerfile"
+	},
+	// "image": "mcr.microsoft.com/devcontainers/python:1-3.12",
+	// "image": "python:latest",
+	//"image": "python:3.13-slim",
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			"settings": {},
+			"extensions": [
+				"ms-python.python",
+				"frhtylcn.pythonsnippets",
+				"kevinrose.vsc-python-indent",
+				"wayou.vscode-todo-highlight",
+				"charliermarsh.ruff",
+				"tamasfe.even-better-toml"
+			]
+		}
+	},
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [9000],
+	// Use 'portsAttributes' to set default properties for specific forwarded ports. 
+	// More info: https://containers.dev/implementors/json_reference/#port-attributes
+	"portsAttributes": {
+		"9000": {
+			"label": "API-Server Application",
+			"onAutoForward": "notify"
+		}
+	},
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "uv sync"
+	// "postCreateCommand": "apt-get update && apt-get install -y git && pip3 install -r requirements.txt"
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}
\ No newline at end of file
diff --git a/api-server/app/main.py b/api-server/app/main.py
new file mode 100644
index 0000000..e4d22bd
--- /dev/null
+++ b/api-server/app/main.py
@@ -0,0 +1,75 @@
+from fastapi import FastAPI, HTTPException
+from fastapi.middleware.cors import CORSMiddleware
+from pydantic import BaseModel
+from typing import List, Optional
+
+app = FastAPI(title="FastAPI Server", version="1.0.0")
+
+# CORS middleware to allow client requests
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["http://localhost:3000", "http://client:3000"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+class Item(BaseModel):
+    id: int
+    name: str
+    description: Optional[str] = None
+    price: float
+
+# In-memory database
+items_db = [
+    Item(id=1, name="Laptop", description="High-performance laptop", price=999.99),
+    Item(id=2, name="Mouse", description="Wireless mouse", price=29.99),
+    Item(id=3, name="Keyboard", description="Mechanical keyboard", price=79.99),
+]
+
+@app.get("/")
+async def root():
+    return {"message": "FastAPI Server is running!"}
+
+@app.get("/items", response_model=List[Item])
+async def get_items():
+    return items_db
+
+@app.get("/items/{item_id}", response_model=Item)
+async def get_item(item_id: int):
+    item = next((item for item in items_db if item.id == item_id), None)
+    if item is None:
+        raise HTTPException(status_code=404, detail="Item not found")
+    return item
+
+@app.post("/items", response_model=Item)
+async def create_item(item: Item):
+    if any(existing_item.id == item.id for existing_item in items_db):
+        raise HTTPException(status_code=400, detail="Item ID already exists")
+    items_db.append(item)
+    return item
+
+@app.put("/items/{item_id}", response_model=Item)
+async def update_item(item_id: int, item: Item):
+    if item.id != item_id:
+        raise HTTPException(status_code=400, detail="Item ID mismatch")
+    
+    for idx, existing_item in enumerate(items_db):
+        if existing_item.id == item_id:
+            items_db[idx] = item
+            return item
+    
+    raise HTTPException(status_code=404, detail="Item not found")
+
+@app.delete("/items/{item_id}")
+async def delete_item(item_id: int):
+    for idx, item in enumerate(items_db):
+        if item.id == item_id:
+            deleted_item = items_db.pop(idx)
+            return {"message": f"Item {deleted_item.name} deleted successfully"}
+    
+    raise HTTPException(status_code=404, detail="Item not found")
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=8000)
\ No newline at end of file
diff --git a/api-server/pyproject.toml b/api-server/pyproject.toml
new file mode 100644
index 0000000..751bc97
--- /dev/null
+++ b/api-server/pyproject.toml
@@ -0,0 +1,12 @@
+[project]
+name = "api-server"
+version = "0.1.0"
+requires-python = ">=3.11"
+dependencies = [
+    "fastapi>=0.104.0",
+    "uvicorn[standard]>=0.24.0",
+]
+
+# [build-system]
+# requires = ["hatchling"]
+# build-backend = "hatchling.build"
diff --git a/pico-client/.devcontainer/Dockerfile b/pico-client/.devcontainer/Dockerfile
index ccb9000..7022972 100644
--- a/pico-client/.devcontainer/Dockerfile
+++ b/pico-client/.devcontainer/Dockerfile
@@ -1,13 +1,3 @@
-#Moin from VSCode
-
-# FROM python:3.13-slim
-# RUN apt-get update && apt-get install -y \
-#     git \
-#     curl \
-#     wget \
-#     && rm -rf /var/lib/apt/lists/*
-
-
 FROM python:3.13-alpine
 RUN apk add --no-cache \
     git \
diff --git a/pico-client/.devcontainer/devcontainer.json b/pico-client/.devcontainer/devcontainer.json
index ae396de..b6d3eae 100644
--- a/pico-client/.devcontainer/devcontainer.json
+++ b/pico-client/.devcontainer/devcontainer.json
@@ -1,7 +1,7 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the
 // README at: https://github.com/devcontainers/templates/tree/main/src/python
 {
-	"name": "Python 3",
+	"name": "Pico-Client",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
 	"build": {
 		"dockerfile": "Dockerfile"
@@ -23,7 +23,8 @@
 				"wayou.vscode-todo-highlight",
 				"charliermarsh.ruff",
 				"wokwi.wokwi-vscode",
-				"humao.rest-client"
+				"humao.rest-client",
+				"tamasfe.even-better-toml"
 			]
 		}
 	},
@@ -33,7 +34,7 @@
 	// More info: https://containers.dev/implementors/json_reference/#port-attributes
 	"portsAttributes": {
 		"9000": {
-			"label": "Flask Application",
+			"label": "Pico-W Application",
 			"onAutoForward": "notify"
 		}
 	},
diff --git a/pico-client/main.py b/pico-client/main.py
index 4bf4d0c..42b49d3 100644
--- a/pico-client/main.py
+++ b/pico-client/main.py
@@ -1,6 +1,6 @@
 from display import NeoPixel_64x64
 from display.fonts import font_5x7
-from tryout import Font_Checker, Weather_Checker, Emoji_Checker
+from tryout import Font_Checker, Weather_Checker, Emoji_Checker, API_Server_Checker
 from utils import show_system_load
 from utils import (
     sync_ntp_time,
@@ -12,12 +12,12 @@ from utils.digital_clock import DigitalClock
 import uasyncio as asyncio  # type: ignore
 from web import Wlan
 
-CITY_LIST: list[str] = sorted(
-    ["Großhansdorf", "Columbus", "London", "Ebeltoft", "Tokio"]
-)
-
 
 async def weather_check_task(weather_checker: Weather_Checker):
+    CITY_LIST: list[str] = sorted(
+        ["Großhansdorf", "Columbus", "London", "Ebeltoft", "Tokio"]
+    )
+
     while True:
         for city in CITY_LIST:
             weather_checker.check(city=city, lang="de", test_mode=True)
@@ -63,7 +63,9 @@ if __name__ == "__main__":
     # emoji_checker : Emoji_Checker = Emoji_Checker(display)
     # emoji_checker.check()
 
-    # tryout.weather_check(display, test_mode=False)
+    api_server_check_task: API_Server_Checker = API_Server_Checker()
+    api_server_check_task.check()
+
     display.set_font(font_5x7)
     weather_checker: Weather_Checker = Weather_Checker(display=display)
 
diff --git a/pico-client/restapi/server-api.http b/pico-client/restapi/server-api.http
new file mode 100644
index 0000000..6befb3d
--- /dev/null
+++ b/pico-client/restapi/server-api.http
@@ -0,0 +1,7 @@
+### all Items 
+### FIXME: wie erreiche ich den Server aus dem Container
+GET http://api-server-admin-:8000/items
+Accept: application/json
+
+###
+GET http://0.0.0.0:8000/items
\ No newline at end of file
diff --git a/pico-client/tryout/__init__.py b/pico-client/tryout/__init__.py
index 3c8b71d..939edee 100644
--- a/pico-client/tryout/__init__.py
+++ b/pico-client/tryout/__init__.py
@@ -1,5 +1,6 @@
 from .font_checker import Font_Checker
 from .weather_checker import Weather_Checker
 from .emoji_checker import Emoji_Checker
+from .api_server_checker import API_Server_Checker
 
-__all__ = [ 'Font_Checker', 'Weather_Checker', 'Emoji_Checker']
+__all__ = ["Font_Checker", "Weather_Checker", "Emoji_Checker", "API_Server_Checker"]
diff --git a/pico-client/tryout/api_server_checker.py b/pico-client/tryout/api_server_checker.py
new file mode 100644
index 0000000..e1ec652
--- /dev/null
+++ b/pico-client/tryout/api_server_checker.py
@@ -0,0 +1,20 @@
+import urequests  # type: ignore
+import json
+
+BASE_API_URL: str = "http://0.0.0.0:8000"
+
+
+class API_Server_Checker:
+    def __init__(self):
+        pass
+
+    def _get_items(self):
+        items_url: str = f"{BASE_API_URL}/items"
+        print(f"query: {items_url}")
+        r = urequests.get(items_url)
+        print("Status-Code:", r.status_code)
+        json_resp = r.json()
+        print("json_resp:", json_resp)
+
+    def check(self):
+        self._get_items()