diff --git a/.vscode/settings.json b/.vscode/settings.json
index dabfedd..2e858b6 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,3 +1,22 @@
 {
-    "peacock.color": "#832561"
+    "peacock.color": "#832561",
+    "workbench.colorCustomizations": {
+        "activityBar.activeBackground": "#ab307e",
+        "activityBar.background": "#ab307e",
+        "activityBar.foreground": "#e7e7e7",
+        "activityBar.inactiveForeground": "#e7e7e799",
+        "activityBarBadge.background": "#25320e",
+        "activityBarBadge.foreground": "#e7e7e7",
+        "commandCenter.border": "#e7e7e799",
+        "sash.hoverBorder": "#ab307e",
+        "statusBar.background": "#832561",
+        "statusBar.foreground": "#e7e7e7",
+        "statusBarItem.hoverBackground": "#ab307e",
+        "statusBarItem.remoteBackground": "#832561",
+        "statusBarItem.remoteForeground": "#e7e7e7",
+        "titleBar.activeBackground": "#832561",
+        "titleBar.activeForeground": "#e7e7e7",
+        "titleBar.inactiveBackground": "#83256199",
+        "titleBar.inactiveForeground": "#e7e7e799"
+    }
 }
\ No newline at end of file
diff --git a/likec4/components/tools.c4 b/likec4/components/tools.c4
new file mode 100644
index 0000000..8484713
--- /dev/null
+++ b/likec4/components/tools.c4
@@ -0,0 +1,13 @@
+model {
+    component edfbuilder "edfbuilder" {
+        description 'EDP Foundry Builder'
+        technology 'Golang'
+        icon tech:go
+        style {
+            shape rectangle
+        }
+        -> edf "boots one" 
+        platformdeveloper -> edfbuilder "runs"
+    }
+
+}
\ No newline at end of file
diff --git a/likec4/context/actors.c4 b/likec4/context/actors.c4
index 6409c13..116d2d1 100644
--- a/likec4/context/actors.c4
+++ b/likec4/context/actors.c4
@@ -1,5 +1,30 @@
 model {
   developer = actor 'Developer' {
     description 'The regular user of the platform'
+    -> localbox 'inner loop development'
+    -> edp 'outer loop development'
+    -> edp.ui 'manages project'
+    -> edp.forgejo 'manages code'
+    -> edp.keycloak 'authenticates'
+    -> edp.argoCD 'manages deployments'
+  }
+  platformdeveloper = actor 'Platform Developer' {
+    description 'The EDP engineer'
+    style {
+      color gray
+      shape person
+    }
+  }
+  otherProductLifecycleRoles = actor 'Reviewer, Tester, Auditors, Operators' {
+    description 'The EDP engineer'
+    -> edp 'act according to responibility'
+  }
+  customers = actor 'End Customers' {
+    description 'Consumers of your Application'
+    style {
+      color amber
+      shape person
+    }
+    -> cloud 'uses your app'
   }
 }
\ No newline at end of file
diff --git a/likec4/context/cloud.c4 b/likec4/context/cloud.c4
new file mode 100644
index 0000000..4dd09b3
--- /dev/null
+++ b/likec4/context/cloud.c4
@@ -0,0 +1,6 @@
+model {
+  cloud = system 'Cloud' {
+    description 'Cloud environments'
+    technology 'IaaS/PaaS'
+  }
+}
diff --git a/likec4/context/context-view.c4 b/likec4/context/context-view.c4
index 8d789e9..3f1598f 100644
--- a/likec4/context/context-view.c4
+++ b/likec4/context/context-view.c4
@@ -2,9 +2,33 @@ views {
 
   view overview {
     title 'Landscape view'
+    autoLayout LeftRight 100 100
 
     include *
+    exclude developer, localbox, edp, otherProductLifecycleRoles
     exclude element.kind = workflow
+
+    group 'developer-scope' {
+      color green
+      opacity 20%
+      border none
+      include developer
+      include otherProductLifecycleRoles
+    
+      group 'Devops inner-loop'  {
+        color gray
+        opacity 30%
+        border none
+        
+        include localbox
+      }
+      group 'Devops outer-loop'  {
+        color gray
+        opacity 30%
+        border none
+        include edp
+      }
+    }
   }
 
   view edp of edp {
diff --git a/likec4/context/customer-systems.c4 b/likec4/context/customer-systems.c4
new file mode 100644
index 0000000..b1f7c64
--- /dev/null
+++ b/likec4/context/customer-systems.c4
@@ -0,0 +1,6 @@
+model {
+  enterprise = system 'Customers Enterprise Systems' {
+    description 'The customers enterprise systems'
+    -> cloud 'probably some app specific dependencies'
+  }
+}
diff --git a/likec4/context/desc.md b/likec4/context/desc.md
new file mode 100644
index 0000000..70d35a3
--- /dev/null
+++ b/likec4/context/desc.md
@@ -0,0 +1,6 @@
+# Containers
+
+## Inner loop, outer loop
+
+![alt text](localdev.png)
+* [What software delivery leaders need to know about inner & outer loops](https://curiositysoftware.medium.com/what-software-delivery-leaders-need-to-know-about-inner-outer-loops-9da765b0ca2c)
\ No newline at end of file
diff --git a/likec4/context/edfoundry.c4 b/likec4/context/edfoundry.c4
new file mode 100644
index 0000000..fdc777b
--- /dev/null
+++ b/likec4/context/edfoundry.c4
@@ -0,0 +1,9 @@
+model {
+  edf = system 'EDF' {
+    description 'EDP Foundry, the EDP builder'
+    technology 'Kubernetes'
+    icon tech:kubernetes
+    -> edp 'builds many'
+    platformdeveloper -> edf "develops EDP and EDF"
+  }
+}
\ No newline at end of file
diff --git a/likec4/containers/edp-views.c4 b/likec4/context/edp-views.c4
similarity index 100%
rename from likec4/containers/edp-views.c4
rename to likec4/context/edp-views.c4
diff --git a/likec4/containers/edp.c4 b/likec4/context/edp.c4
similarity index 96%
rename from likec4/containers/edp.c4
rename to likec4/context/edp.c4
index fa37086..55d0f2e 100644
--- a/likec4/containers/edp.c4
+++ b/likec4/context/edp.c4
@@ -1,5 +1,9 @@
 model {
   edp = system 'EDP' {
+    description 'EDP Edge Development platform'
+    technology 'Kubernetes'
+    -> enterprise 'integrates'
+    -> cloud 'deploys and observes'
 
     container ui 'Backstage' {
       description 'Developer Portal'
@@ -216,12 +220,8 @@ model {
 
     // UI requests data from the Backend
     // ui -> backend 'fetches via HTTPS'
+    
+    -> localbox //  inner-outer loop synchronization
   }
-
-  developer -> ui 'manages project'
-  developer -> forgejo 'manages code'
-  developer -> keycloak 'authenticates'
-  developer -> argoCD 'manages deployments'
-  developer -> edp 'outer loop development'
 }
 
diff --git a/likec4/context/localbox.c4 b/likec4/context/localbox.c4
new file mode 100644
index 0000000..11ea30e
--- /dev/null
+++ b/likec4/context/localbox.c4
@@ -0,0 +1,8 @@
+model {
+  localbox = system 'localbox' {
+    description 'A local development system'
+    technology 'Linux/Windows/Mac'
+    -> edp 'inner-outer-loop synchronization'
+    -> enterprise 'compyny integration'
+  }
+}
diff --git a/likec4/context/localdev.png b/likec4/context/localdev.png
new file mode 100644
index 0000000..6de1218
Binary files /dev/null and b/likec4/context/localdev.png differ
diff --git a/likec4/devbox.json b/likec4/devbox.json
new file mode 100644
index 0000000..045ef14
--- /dev/null
+++ b/likec4/devbox.json
@@ -0,0 +1,14 @@
+{
+  "$schema":  "https://raw.githubusercontent.com/jetify-com/devbox/0.14.0/.schema/devbox.schema.json",
+  "packages": ["nodejs@latest"],
+  "shell": {
+    "init_hook": [
+      "echo 'Welcome to devbox!' > /dev/null"
+    ],
+    "scripts": {
+      "test": [
+        "echo \"Error: no test specified\" && exit 1"
+      ]
+    }
+  }
+}
diff --git a/likec4/devbox.lock b/likec4/devbox.lock
new file mode 100644
index 0000000..80ac876
--- /dev/null
+++ b/likec4/devbox.lock
@@ -0,0 +1,73 @@
+{
+  "lockfile_version": "1",
+  "packages": {
+    "github:NixOS/nixpkgs/nixpkgs-unstable": {
+      "resolved": "github:NixOS/nixpkgs/250b695f41e0e2f5afbf15c6b12480de1fe0001b?lastModified=1743814133&narHash=sha256-drDyYyUmjeYGiHmwB9eOPTQRjmrq3Yz26knwmMPLZFk%3D"
+    },
+    "nodejs@latest": {
+      "last_modified": "2025-03-16T16:17:41Z",
+      "plugin_version": "0.0.2",
+      "resolved": "github:NixOS/nixpkgs/8f76cf16b17c51ae0cc8e55488069593f6dab645#nodejs_23",
+      "source": "devbox-search",
+      "version": "23.10.0",
+      "systems": {
+        "aarch64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/dihlffh62qmgzsrxq1igwxicdyr3fn8a-nodejs-23.10.0",
+              "default": true
+            },
+            {
+              "name": "libv8",
+              "path": "/nix/store/ks94i4365833bykrzg3d3mqxnciygyrn-nodejs-23.10.0-libv8"
+            }
+          ],
+          "store_path": "/nix/store/dihlffh62qmgzsrxq1igwxicdyr3fn8a-nodejs-23.10.0"
+        },
+        "aarch64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/m7j1lf8a4z5bfla1m78pa3y12888hl7b-nodejs-23.10.0",
+              "default": true
+            },
+            {
+              "name": "libv8",
+              "path": "/nix/store/kfvlfxx83n2w2fyb8hiz4p4dc165r035-nodejs-23.10.0-libv8"
+            }
+          ],
+          "store_path": "/nix/store/m7j1lf8a4z5bfla1m78pa3y12888hl7b-nodejs-23.10.0"
+        },
+        "x86_64-darwin": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/nj0d1lc4nanqj7v4ibcgd26m3p5yfb0h-nodejs-23.10.0",
+              "default": true
+            },
+            {
+              "name": "libv8",
+              "path": "/nix/store/k5rvmvqyibamfxa7cfzjfd5ldmi38kf3-nodejs-23.10.0-libv8"
+            }
+          ],
+          "store_path": "/nix/store/nj0d1lc4nanqj7v4ibcgd26m3p5yfb0h-nodejs-23.10.0"
+        },
+        "x86_64-linux": {
+          "outputs": [
+            {
+              "name": "out",
+              "path": "/nix/store/m7imcmwi4hschl257dzc33gxciqlf4bm-nodejs-23.10.0",
+              "default": true
+            },
+            {
+              "name": "libv8",
+              "path": "/nix/store/wy7ysxmd2ygdc5zpbhf9ripwgvvvnwsd-nodejs-23.10.0-libv8"
+            }
+          ],
+          "store_path": "/nix/store/m7imcmwi4hschl257dzc33gxciqlf4bm-nodejs-23.10.0"
+        }
+      }
+    }
+  }
+}