diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..7474209
--- /dev/null
+++ b/.envrc
@@ -0,0 +1,36 @@
+# SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH
+# SPDX-License-Identifier: Apache-2.0
+
+export_or_unset()
+{
+	local var=$1
+
+	if [ -z "${!var+x}" ]; then
+		return
+	fi
+
+	if [ -n "$2" ]; then
+		export $var="$2"
+	else
+		unset $var
+	fi
+
+}
+
+if direnv_version "2.30.0" \
+&& has nix \
+&& nix show-config experimental-features 2>/dev/null | grep -wqF flakes
+then
+	local oldtmp="$TMP"
+	local oldtemp="$TEMP"
+	local oldtmpdir="$TMPDIR"
+	local oldtempdir="$TEMPDIR"
+
+	watch_file ./nix/*.nix
+	use flake .
+
+	export_or_unset TMP "$oldtmp"
+	export_or_unset TEMP "$oldtemp"
+	export_or_unset TMPDIR "$oldtmpdir"
+	export_or_unset TEMPDIR "$oldtempdir"
+fi
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..39cbda9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,9 @@
+# SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH
+# SPDX-License-Identifier: Apache-2.0
+
+/server
+/server.exe
+/turn-api-auth
+/turn-api-auth.exe
+
+.direnv
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 936c5a3..9edd99b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,9 +9,20 @@ variables:
 
 stages:
 
+- test
 - packaging
 - latest
 
+test:reuse:
+  stage: test
+  image:
+    name: fsfe/reuse:latest
+    entrypoint: [""]
+  script:
+  - reuse lint
+  tags:
+    - docker
+
 pkg:docker:
   stage: packaging
   image: docker:20.10
diff --git a/.reuse/dep5 b/.reuse/dep5
new file mode 100644
index 0000000..e72aafa
--- /dev/null
+++ b/.reuse/dep5
@@ -0,0 +1,8 @@
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Upstream-Name: VILLASnode WebRTC Signaling Server
+Upstream-Contact: Steffen Vogel <post@steffenvogel.de>
+Source: https://fein-aachen.org/en/projects/villas-node/
+
+Files: flake.lock
+Copyright: 2023 OPAL-RT Germany GmbH
+License: Apache-2.0
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
index 0ed9138..d6c3a8a 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -1,4 +1,7 @@
 {
+    // SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH
+    // SPDX-License-Identifier: Apache-2.0
+
     // Use IntelliSense to learn about possible attributes.
     // Hover to view descriptions of existing attributes.
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
diff --git a/Dockerfile b/Dockerfile
index f0de177..ffd702f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: 2023 Institute for Automation of Complex Power Systems
 # SPDX-License-Identifier: Apache-2.0
 
-FROM golang:1.20-alpine AS builder
+FROM golang:1.22-alpine AS builder
 
 WORKDIR /app
 
diff --git a/cmd/server/api.go b/cmd/server/api.go
index f9ffd8e..ab1b340 100644
--- a/cmd/server/api.go
+++ b/cmd/server/api.go
@@ -6,11 +6,11 @@ package main
 import (
 	"errors"
 	"fmt"
+	"log/slog"
 	"net/http"
 
 	"github.com/VILLASframework/signaling/pkg"
 	"github.com/gorilla/mux"
-	"golang.org/x/exp/slog"
 )
 
 type apiErrorResponse struct {
@@ -116,6 +116,7 @@ func handleAPIPeer(w http.ResponseWriter, r *http.Request) {
 	switch r.Method {
 	case "POST":
 		req := &apiPeerRequest{}
+		slog.Info("Reading request body", slog.Any("req", req))
 		if !readJSON(w, r, req) {
 			return
 		}
diff --git a/cmd/server/api_helpers.go b/cmd/server/api_helpers.go
index b4ef89f..1f9d367 100644
--- a/cmd/server/api_helpers.go
+++ b/cmd/server/api_helpers.go
@@ -6,9 +6,8 @@ package main
 import (
 	"encoding/json"
 	"fmt"
+	"log/slog"
 	"net/http"
-
-	"golang.org/x/exp/slog"
 )
 
 func writeJSON(w http.ResponseWriter, resp any) bool {
@@ -25,11 +24,12 @@ func writeJSON(w http.ResponseWriter, resp any) bool {
 }
 
 func readJSON(w http.ResponseWriter, r *http.Request, req any) bool {
+	slog.Info("Reading request body")
 	if err := json.NewDecoder(r.Body).Decode(req); err != nil {
 		writeError(w, http.StatusBadRequest, fmt.Errorf("failed to parse request body: %w", err))
 		return false
 	}
-
+	slog.Info("Read request body", slog.Any("req", req))
 	return true
 }
 
@@ -38,14 +38,16 @@ func writeError(w http.ResponseWriter, code int, err error) bool {
 		Error:  err.Error(),
 		Status: http.StatusText(code),
 	}
+	slog.Info("Writing error response", slog.Any("resp", resp))
 
 	slog.Error("Request failed", slog.Any("error", err))
 
-	if writeJSON(w, resp) {
-		w.WriteHeader(code)
+	// if writeJSON(w, resp) {
+	// 	slog.Info("wrote json")
+	// 	w.WriteHeader(code)
 
-		return true
-	}
+	// 	return true
+	// }
 
 	return false
 }
diff --git a/cmd/server/connection.go b/cmd/server/connection.go
index 98191d1..36d3ef6 100644
--- a/cmd/server/connection.go
+++ b/cmd/server/connection.go
@@ -6,12 +6,12 @@ package main
 import (
 	"errors"
 	"fmt"
+	"log/slog"
 	"net/http"
 	"time"
 
 	"github.com/VILLASframework/signaling/pkg"
 	"github.com/gorilla/websocket"
-	"golang.org/x/exp/slog"
 )
 
 type Connection struct {
@@ -225,7 +225,7 @@ func (c *Connection) closed() {
 		c.logger.Error("Failed to send control message", slog.Any("error", err))
 	}
 
-	// Remove peer if it does not have any signal metadata associated
+	// Remove peer if it does not have any signal metadata associated.
 	if c.peer.signals == nil {
 		if err := c.peer.session.RemovePeer(c.peer); err != nil {
 			c.logger.Error("Failed to close peer", slog.Any("error", err))
diff --git a/cmd/server/main.go b/cmd/server/main.go
index 728d3f0..4b6732e 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -7,6 +7,7 @@ import (
 	"context"
 	"flag"
 	"fmt"
+	"log/slog"
 	"net/http"
 	"os"
 	"os/signal"
@@ -18,7 +19,6 @@ import (
 	"github.com/gorilla/mux"
 	"github.com/gorilla/websocket"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
-	"golang.org/x/exp/slog"
 )
 
 type relayInfos []pkg.RelayInfo
@@ -74,15 +74,35 @@ func main() {
 
 	r := mux.NewRouter()
 
-	r.Use(
+	a := r.PathPrefix("/api/v1").Subrouter()
+
+	a.Use(
 		func(next http.Handler) http.Handler {
 			return promhttp.InstrumentHandlerCounter(metricHttpRequestsTotal, next)
 		},
 		func(next http.Handler) http.Handler {
 			return promhttp.InstrumentHandlerDuration(metricHttpRequestDuration, next)
 		},
+		func(next http.Handler) http.Handler {
+			return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				w.Header().Add("Content-Type", "application/json")
+				next.ServeHTTP(w, r)
+			})
+		},
 	)
 
+	a.Path("/sessions").
+		Methods("GET").
+		HandlerFunc(basicAuth(handleAPISessions))
+
+	a.Path("/session/{session}").
+		Methods("GET").
+		HandlerFunc(handleAPISession)
+
+	a.Path("/peer/{session}/{peer}").
+		Methods("GET", "POST", "DELETE").
+		HandlerFunc(handleAPIPeer)
+
 	r.Path("/metrics").
 		Methods("GET").
 		Handler(promhttp.Handler())
@@ -105,31 +125,12 @@ func main() {
 	r.Path("/{session}/{peer}").
 		HandlerFunc(handleWebsocket)
 
-	a := r.PathPrefix("/api/v1").Subrouter()
-
-	a.Use(func(next http.Handler) http.Handler {
-		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			w.Header().Add("Content-Type", "application/json")
-			next.ServeHTTP(w, r)
-		})
-	})
-
-	a.Path("/sessions").
-		Methods("GET").
-		HandlerFunc(basicAuth(handleAPISessions))
-
-	a.Path("/session/{session}").
-		Methods("GET").
-		HandlerFunc(handleAPISession)
-
-	a.Path("/peer/{session}/{peer}").
-		Methods("GET", "POST", "DELETE").
-		HandlerFunc(handleAPIPeer)
-
 	r.PathPrefix("/").
-		HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			writeError(w, http.StatusBadRequest, fmt.Errorf("invalid request"))
-		})
+		HandlerFunc(handleWebsocket)	
+		// HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		// 	slog.Info("Invalid request", slog.Any("path", r.URL.Path))
+		// 	writeError(w, http.StatusBadRequest, fmt.Errorf("invalid request"))
+		// })
 
 	expiryTicker := time.NewTicker(10 * time.Second)
 
diff --git a/cmd/server/peer.go b/cmd/server/peer.go
index 3b919b4..ab29057 100644
--- a/cmd/server/peer.go
+++ b/cmd/server/peer.go
@@ -4,11 +4,11 @@
 package main
 
 import (
+	"log/slog"
 	"sync"
 	"time"
 
 	"github.com/VILLASframework/signaling/pkg"
-	"golang.org/x/exp/slog"
 )
 
 const (
diff --git a/cmd/server/session.go b/cmd/server/session.go
index cb8cf88..b3ea3f3 100644
--- a/cmd/server/session.go
+++ b/cmd/server/session.go
@@ -5,12 +5,12 @@ package main
 
 import (
 	"fmt"
+	"log/slog"
 	"sync"
 	"sync/atomic"
 	"time"
 
 	"github.com/VILLASframework/signaling/pkg"
-	"golang.org/x/exp/slog"
 )
 
 const sessionExpiryAge = time.Hour
diff --git a/cmd/server/ws.go b/cmd/server/ws.go
index 53e7da2..abbe168 100644
--- a/cmd/server/ws.go
+++ b/cmd/server/ws.go
@@ -33,7 +33,7 @@ func handleWebsocket(w http.ResponseWriter, r *http.Request) {
 	}
 
 	if err := peer.Connect(w, r); err != nil {
-		writeError(w, http.StatusBadRequest, fmt.Errorf("failed to connect: %w", err))
+		writeError(w, http.StatusInternalServerError, fmt.Errorf("failed to connect peer: %w", err))
 		return
 	}
 }
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..d4bb8ec
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1686089707,
+        "narHash": "sha256-LTNlJcru2qJ0XhlhG9Acp5KyjB774Pza3tRH0pKIb3o=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "af21c31b2a1ec5d361ed8050edd0303c31306397",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..8da5f91
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,63 @@
+# SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH
+# SPDX-License-Identifier: Apache-2.0
+{
+  description = "a tool for connecting real-time power grid simulation equipment";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+  } @ inputs: let
+    inherit (nixpkgs) lib;
+    supportedSystems = ["x86_64-linux" "aarch64-linux"];
+    forSupportedSystems = lib.genAttrs supportedSystems;
+  in {
+    formatter = forSupportedSystems (system: nixpkgs.legacyPackages.${system}.alejandra);
+    apps = forSupportedSystems (
+      system: let
+        inherit (self.packages.${system}) server;
+      in {
+        turn-api-auth = {
+          type = "app";
+          program = "${server}/bin/turn-api-auth";
+        };
+      }
+    );
+    packages = forSupportedSystems (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in rec {
+        default = server;
+        server = pkgs.callPackage ./packaging/nix/server.nix {
+          src = ./.;
+        };
+      }
+    );
+    devShells = forSupportedSystems (
+      system: let
+        shellHook = ''[ -z "$PS1" ] || exec $SHELL'';
+        pkgs = nixpkgs.legacyPackages.${system};
+        packages = [pkgs.bashInteractive];
+      in {
+        default = pkgs.mkShell {
+          inherit shellHook packages;
+          name = "villas-signaling-server";
+          inputsFrom = [self.packages.${system}.server];
+        };
+      }
+    );
+    checks = forSupportedSystems (
+      system: let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        fmt = pkgs.runCommand "check-fmt" {} ''
+          cd ${self}
+          ${pkgs.alejandra}/bin/alejandra --check . 2> $out
+        '';
+      }
+    );
+  };
+}
diff --git a/go.mod b/go.mod
index 21e2ab2..da0b1a2 100644
--- a/go.mod
+++ b/go.mod
@@ -3,29 +3,28 @@
 
 module github.com/VILLASframework/signaling
 
-go 1.20
+go 1.22
 
 require (
-	github.com/google/uuid v1.3.0
-	github.com/gorilla/mux v1.8.0
-	github.com/gorilla/websocket v1.5.0
-	github.com/pion/stun v0.6.0
-	github.com/prometheus/client_golang v1.15.1
-	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1
+	github.com/google/uuid v1.6.0
+	github.com/gorilla/mux v1.8.1
+	github.com/gorilla/websocket v1.5.1
+	github.com/pion/stun v0.6.1
+	github.com/prometheus/client_golang v1.18.0
 )
 
 require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
-	github.com/golang/protobuf v1.5.3 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
 	github.com/pion/dtls/v2 v2.2.7 // indirect
 	github.com/pion/logging v0.2.2 // indirect
 	github.com/pion/transport/v2 v2.2.1 // indirect
-	github.com/prometheus/client_model v0.3.0 // indirect
-	github.com/prometheus/common v0.42.0 // indirect
-	github.com/prometheus/procfs v0.9.0 // indirect
-	golang.org/x/crypto v0.8.0 // indirect
-	golang.org/x/sys v0.7.0 // indirect
-	google.golang.org/protobuf v1.30.0 // indirect
+	github.com/prometheus/client_model v0.5.0 // indirect
+	github.com/prometheus/common v0.45.0 // indirect
+	github.com/prometheus/procfs v0.12.0 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/sys v0.15.0 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
 )
diff --git a/go.sum b/go.sum
index 4a53afe..cd2ed19 100644
--- a/go.sum
+++ b/go.sum
@@ -5,62 +5,59 @@ github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XL
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
-github.com/golang/protobuf v1.3.5/go.mod h1:6O5/vntMXwX2lRkT1hjjk0nAC1IDOTvTlVgjlRvqsdk=
 github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
-github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
-github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
-github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
-github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
-github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/matttproud/golang_protobuf_extensions v1.0.4 h1:mmDVorXM7PCGKw94cs5zkfA9PSy5pEvNWRP0ET0TIVo=
-github.com/matttproud/golang_protobuf_extensions v1.0.4/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
+github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
+github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
+github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 h1:jWpvCLoY8Z/e3VKvlsiIGKtc+UG6U5vzxaoagmhXfyg=
+github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0/go.mod h1:QUyp042oQthUoa9bqDv0ER0wrtXnBruoNd7aNjkbP+k=
 github.com/pion/dtls/v2 v2.2.7 h1:cSUBsETxepsCSFSxC3mc/aDo14qQLMSL+O6IjG28yV8=
 github.com/pion/dtls/v2 v2.2.7/go.mod h1:8WiMkebSHFD0T+dIU+UeBaoV7kDhOW5oDCzZ7WZ/F9s=
 github.com/pion/logging v0.2.2 h1:M9+AIj/+pxNsDfAT64+MAVgJO0rsyLnoJKCqf//DoeY=
 github.com/pion/logging v0.2.2/go.mod h1:k0/tDVsRCX2Mb2ZEmTqNa7CWsQPc+YYCB7Q+5pahoms=
-github.com/pion/stun v0.6.0 h1:JHT/2iyGDPrFWE8NNC15wnddBN8KifsEDw8swQmrEmU=
-github.com/pion/stun v0.6.0/go.mod h1:HPqcfoeqQn9cuaet7AOmB5e5xkObu9DwBdurwLKO9oA=
+github.com/pion/stun v0.6.1 h1:8lp6YejULeHBF8NmV8e2787BogQhduZugh5PdhDyyN4=
+github.com/pion/stun v0.6.1/go.mod h1:/hO7APkX4hZKu/D0f2lHzNyvdkTGtIy3NDmLR7kSz/8=
 github.com/pion/transport/v2 v2.2.1 h1:7qYnCBlpgSJNYMbLCKuSY9KbQdBFoETvPNETv0y4N7c=
 github.com/pion/transport/v2 v2.2.1/go.mod h1:cXXWavvCnFF6McHTft3DWS9iic2Mftcz1Aq29pGcU5g=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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-golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
+golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
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@@ -70,8 +67,9 @@ golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
 golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
+golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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 golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
@@ -88,9 +86,8 @@ golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
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 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
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 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
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 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/packaging/nix/server.nix b/packaging/nix/server.nix
new file mode 100644
index 0000000..58e01c5
--- /dev/null
+++ b/packaging/nix/server.nix
@@ -0,0 +1,17 @@
+# SPDX-FileCopyrightText: 2023 OPAL-RT Germany GmbH
+# SPDX-License-Identifier: Apache-2.0
+{
+  lib,
+  buildGoModule,
+  src,
+}:
+buildGoModule {
+  pname = "villas-signaling-server";
+  version = "master";
+  src = src;
+  vendorHash = "sha256-5up73J/bzMHlVlwke4w6eetXz7a+SYQJuQnTkP/L2JE=";
+  meta = with lib; {
+    mainProgram = "server";
+    license = licenses.asl20;
+  };
+}