diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 71caee0..d9f9f75 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -33,6 +33,7 @@ See also [README.md](README.md).
 python -m venv .venv
 source .venv/bin/activate
 pip install -r requirements-dev.txt
+pip install -e .
 ```
 
 Install make to get access to helpful shortcuts (documentation generation, manual formatting, etc.).
diff --git a/Dockerfile b/Dockerfile
index d652f63..2c3cc14 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,6 +39,7 @@ ENTRYPOINT []
 EXPOSE 8503
 EXPOSE 8504
 
+ENV server_eosdash_host=0.0.0.0
 CMD ["python", "src/akkudoktoreos/server/eos.py", "--host", "0.0.0.0"]
 
 VOLUME ["${MPLCONFIGDIR}", "${EOS_CACHE_DIR}", "${EOS_OUTPUT_DIR}", "${EOS_CONFIG_DIR}"]
diff --git a/README.md b/README.md
index b6657f6..f7a86bf 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,7 @@ Linux:
 ```bash
 python -m venv .venv
 .venv/bin/pip install -r requirements.txt
+.venv/bin/pip install -e .
 ```
 
 Windows:
@@ -40,9 +41,10 @@ Windows:
 ```cmd
 python -m venv .venv
  .venv\Scripts\pip install -r requirements.txt
+ .venv\Scripts\pip install -e .
 ```
 
-Finally, start the EOS server:
+Finally, start the EOS server to access it at `http://localhost:8503` (API docs at `http://localhost:8503/docs`):
 
 Linux:
 
@@ -58,6 +60,8 @@ Windows:
 
 ### Docker
 
+Start EOS with following command to access it at `http://localhost:8503` (API docs at `http://localhost:8503/docs`):
+
 ```bash
 docker compose up
 ```
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2759ef6..2140b60 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -17,6 +17,6 @@ services:
       - longitude=13.4
       - elecprice_provider=ElecPriceAkkudoktor
       - elecprice_charges_kwh=0.21
-      - server_fasthtml_host=none
+      - EOS_SERVER__EOSDASH_SESSKEY=s3cr3t
     ports:
       - "${EOS_PORT}:${EOS_PORT}"
diff --git a/docs/develop/getting_started.md b/docs/develop/getting_started.md
index 3b77fc6..a474b5d 100644
--- a/docs/develop/getting_started.md
+++ b/docs/develop/getting_started.md
@@ -19,6 +19,7 @@ Install the dependencies in a virtual environment:
 
         python -m venv .venv
         .venv\Scripts\pip install -r requirements.txt
+        .venv\Scripts\pip install -e .
 
   .. tab:: Linux
 
@@ -26,6 +27,7 @@ Install the dependencies in a virtual environment:
 
         python -m venv .venv
         .venv/bin/pip install -r requirements.txt
+        .venv/bin/pip install -e .
 
 ```
 
diff --git a/src/akkudoktoreos/server/eos.py b/src/akkudoktoreos/server/eos.py
index e18406c..e9bc047 100755
--- a/src/akkudoktoreos/server/eos.py
+++ b/src/akkudoktoreos/server/eos.py
@@ -223,7 +223,6 @@ app = FastAPI(
         "url": "https://www.apache.org/licenses/LICENSE-2.0.html",
     },
     lifespan=lifespan,
-    root_path=str(Path(__file__).parent),
 )
 
 
@@ -882,9 +881,13 @@ async def proxy_put(request: Request, path: str) -> Response:
 
 
 async def proxy(request: Request, path: str) -> Union[Response | RedirectResponse | HTMLResponse]:
-    if config_eos.server_eosdash_host and config_eos.server_eosdash_port:
+    # Make hostname Windows friendly
+    host = str(config_eos.server_eosdash_host)
+    if host == "0.0.0.0" and os.name == "nt":
+        host = "localhost"
+    if host and config_eos.server_eosdash_port:
         # Proxy to EOSdash server
-        url = f"http://{config_eos.server_eosdash_host}:{config_eos.server_eosdash_port}/{path}"
+        url = f"http://{host}:{config_eos.server_eosdash_port}/{path}"
         headers = dict(request.headers)
 
         data = await request.body()
diff --git a/src/akkudoktoreos/server/eosdash.py b/src/akkudoktoreos/server/eosdash.py
index 91de731..30e3ab8 100644
--- a/src/akkudoktoreos/server/eosdash.py
+++ b/src/akkudoktoreos/server/eosdash.py
@@ -24,7 +24,7 @@ for field_name in config_eos.model_fields:
     configs.append(config)
 
 
-app = FastHTML()
+app = FastHTML(secret_key=os.getenv("EOS_SERVER__EOSDASH_SESSKEY"))
 rt = app.route
 
 
diff --git a/src/akkudoktoreos/server/server.py b/src/akkudoktoreos/server/server.py
index 780f274..52184c6 100644
--- a/src/akkudoktoreos/server/server.py
+++ b/src/akkudoktoreos/server/server.py
@@ -1,5 +1,6 @@
 """Server Module."""
 
+import os
 from typing import Optional
 
 from pydantic import Field, IPvAnyAddress, field_validator
@@ -10,6 +11,12 @@ from akkudoktoreos.core.logging import get_logger
 logger = get_logger(__name__)
 
 
+def get_default_host() -> str:
+    if os.name == "nt":
+        return "127.0.0.1"
+    return "0.0.0.0"
+
+
 class ServerCommonSettings(SettingsBaseModel):
     """Common server settings.
 
@@ -18,7 +25,7 @@ class ServerCommonSettings(SettingsBaseModel):
     """
 
     server_eos_host: Optional[IPvAnyAddress] = Field(
-        default="0.0.0.0", description="EOS server IP address."
+        default=get_default_host(), description="EOS server IP address."
     )
     server_eos_port: Optional[int] = Field(default=8503, description="EOS server IP port number.")
     server_eos_verbose: Optional[bool] = Field(default=False, description="Enable debug output")
@@ -26,7 +33,7 @@ class ServerCommonSettings(SettingsBaseModel):
         default=True, description="EOS server to start EOSdash server."
     )
     server_eosdash_host: Optional[IPvAnyAddress] = Field(
-        default="0.0.0.0", description="EOSdash server IP address."
+        default=get_default_host(), description="EOSdash server IP address."
     )
     server_eosdash_port: Optional[int] = Field(
         default=8504, description="EOSdash server IP port number."