Check for file existence before attempting to open it (#626)

* Check for file existence before attempting to open it

* Fixup

src/action/base/create_file.rs

@@ -266,6 +266,10 @@ impl Action for CreateFile {
             buf: _,
             force: _,
         } = self;
+        // The user already deleted it
+        if !path.exists() {
+            return Ok(());
+        }
 
         remove_file(&path)
             .await

src/action/base/create_or_insert_into_file.rs

@@ -339,6 +339,11 @@ impl Action for CreateOrInsertIntoFile {
             buf,
             position: _,
         } = self;
+        // The user already deleted it
+        if !path.exists() {
+            return Ok(());
+        }
+
         let mut file = OpenOptions::new()
             .create(false)
             .write(true)

src/planner/linux.rs

@@ -104,8 +104,8 @@ impl Planner for Linux {
         let Self { settings, init } = self;
         let mut map = HashMap::default();
 
-        map.extend(settings.settings()?.into_iter());
-        map.extend(init.settings()?.into_iter());
+        map.extend(settings.settings()?);
+        map.extend(init.settings()?);
 
         Ok(map)
     }

src/planner/ostree.rs

@@ -234,7 +234,7 @@ impl Planner for Ostree {
         } = self;
         let mut map = HashMap::default();
 
-        map.extend(settings.settings()?.into_iter());
+        map.extend(settings.settings()?);
         map.insert(
             "persistence".to_string(),
             serde_json::to_value(persistence)?,

src/planner/steam_deck.rs

@@ -360,7 +360,7 @@ impl Planner for SteamDeck {
         } = self;
         let mut map = HashMap::default();
 
-        map.extend(settings.settings()?.into_iter());
+        map.extend(settings.settings()?);
         map.insert(
             "persistence".to_string(),
             serde_json::to_value(persistence)?,