chore: bump project version

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cup"
-version = "3.4.2"
+version = "3.4.3"
 edition = "2021"
 
 [dependencies]

cup.schema.json

@@ -70,7 +70,7 @@
         },
         "socket": {
             "type": "string",
-            "description": "The path to the unix socket you would like Cup to use for communication with the Docker daemon. Useful if you're trying to use Cup with Podman.",
+            "description": "The path to the unix socket you would like Cup to use for communication with the Docker daemon. Useful if you're trying to use Cup with Podman. To disable use \"none\" as value.",
             "minLength": 1
         },
         "servers": {

docs/src/content/docs/configuration/index.mdx

@@ -23,7 +23,7 @@ For example, if using Podman, you might do
 $ cup -s /run/user/1000/podman/podman.sock check
 ```
 
-This option is also available in the configuration file and it's best to put it there.
+This option is also available in the configuration file and it's best to put it there. If both are defined the CLI `-s` option takes precedence.
 
 <Cards.Card
   icon={<IconPlug />}
@@ -31,6 +31,8 @@ This option is also available in the configuration file and it's best to put it
   href="/docs/configuration/socket"
 />
 
+To disable Docker/Podman socket use "none" as value.
+
 ## Configuration file
 
 Cup has an option to be configured from a configuration file named `cup.json`.
@@ -131,11 +133,11 @@ services:
     ports:
       - 8000:8000
     environment:
-      - CUP_AGENT: true
-      - CUP_IGNORE_UPDATE_TYPE: major
-      - CUP_REFRESH_INTERVAL: "0 */30 * * * *"
-      - CUP_SOCKET: tcp://localhost:2375
-      - CUP_THEME: blue
+      CUP_AGENT: "true"
+      CUP_IGNORE_UPDATE_TYPE: major
+      CUP_REFRESH_INTERVAL: "0 */30 * * * *"
+      CUP_SOCKET: tcp://localhost:2375
+      CUP_THEME: blue
 ```
 
 <Callout>

docs/src/content/docs/configuration/socket.mdx

@@ -17,3 +17,12 @@ You can also specify a TCP socket if you're using a remote Docker host or a [pro
   // Other options
 }
 ```
+
+Or use the "none" value to disable any Docker/Podman query:
+
+```jsonc
+{
+  "socket": "none"
+  // Other options
+}
+```

src/docker.rs

@@ -41,6 +41,9 @@ pub async fn get_images_from_docker_daemon(
     ctx: &Context,
     references: &Option<Vec<String>>,
 ) -> Vec<Image> {
+    if ctx.config.socket.as_deref() == Some("none") {
+        return vec![];
+    }
     let client: Docker = create_docker_client(ctx.config.socket.as_deref());
     let mut swarm_images = match client.list_services::<String>(None).await {
         Ok(services) => services
@@ -96,6 +99,10 @@ pub async fn get_images_from_docker_daemon(
 }
 
 pub async fn get_in_use_images(ctx: &Context) -> Vec<String> {
+    if ctx.config.socket.as_deref() == Some("none") {
+        return vec![];
+    }
+
     let client: Docker = create_docker_client(ctx.config.socket.as_deref());
 
     let containers = match client