diff --git a/hooks/post-process.js b/hooks/post-process.js
index 5f03530fe..9ff9e7866 100644
--- a/hooks/post-process.js
+++ b/hooks/post-process.js
@@ -34,6 +34,27 @@ enableStaticContext();
 patchTargetSdkVersion();
 
 
+function getTmpDir() {
+  const tmpdirEnv = process.env.TMPDIR;
+
+  if (tmpdirEnv) {
+    try {
+      fs.accessSync(tmpdirEnv, fs.constants.R_OK | fs.constants.W_OK);
+      return tmpdirEnv;
+    } catch {
+      // TMPDIR exists but not accessible
+    }
+  }
+
+  try {
+    fs.accessSync("/tmp", fs.constants.R_OK | fs.constants.W_OK);
+    return "/tmp";
+  } catch {
+    console.error("Error: No usable temporary directory found (TMPDIR or /tmp not accessible).");
+    process.exit(1);
+  }
+}
+
 function patchTargetSdkVersion() {
   const prefix = execSync('npm prefix').toString().trim();
   const gradleFile = path.join(prefix, 'platforms/android/app/build.gradle');
@@ -49,13 +70,16 @@ function patchTargetSdkVersion() {
 
   if (sdkRegex.test(content)) {
     let api = "35";
-    const froidFlag = path.join(prefix, 'fdroid.bool');
+    const froidFlag = path.join(getTmpDir(), 'fdroid.bool');
 
     if (fs.existsSync(froidFlag)) {
       const fdroid = fs.readFileSync(froidFlag, 'utf-8').trim();
       if (fdroid == "true") {
         api = "28";
       }
+    } else {
+      console.error(`${getTmpDir()}/fdroid.bool not found`);
+      process.exit(1);
     }
 
     content = content.replace(sdkRegex, 'targetSdkVersion ' + api);
diff --git a/package-lock.json b/package-lock.json
index 327a04593..8ac3cf657 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -54,7 +54,6 @@
         "@types/url-parse": "^1.4.11",
         "autoprefixer": "^10.4.21",
         "babel-loader": "^10.0.0",
-        "com.foxdebug.acode.rk.exec.proot": "file:src/plugins/proot",
         "com.foxdebug.acode.rk.exec.terminal": "file:src/plugins/terminal",
         "cordova-android": "^14.0.1",
         "cordova-clipboard": "^1.3.0",
@@ -4335,10 +4334,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/com.foxdebug.acode.rk.exec.proot": {
-      "resolved": "src/plugins/proot",
-      "link": true
-    },
     "node_modules/com.foxdebug.acode.rk.exec.terminal": {
       "resolved": "src/plugins/terminal",
       "link": true
@@ -11207,7 +11202,7 @@
     "src/plugins/proot": {
       "name": "com.foxdebug.acode.rk.exec.proot",
       "version": "1.0.0",
-      "dev": true,
+      "extraneous": true,
       "license": "MIT"
     },
     "src/plugins/sdcard": {
diff --git a/package.json b/package.json
index c697af747..978ed6c6f 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,6 @@
       "cordova-plugin-websocket": {},
       "cordova-plugin-buildinfo": {},
       "com.foxdebug.acode.rk.exec.terminal": {},
-      "com.foxdebug.acode.rk.exec.proot": {},
       "cordova-plugin-browser": {},
       "cordova-plugin-system": {}
     },
@@ -63,7 +62,6 @@
     "@types/url-parse": "^1.4.11",
     "autoprefixer": "^10.4.21",
     "babel-loader": "^10.0.0",
-    "com.foxdebug.acode.rk.exec.proot": "file:src/plugins/proot",
     "com.foxdebug.acode.rk.exec.terminal": "file:src/plugins/terminal",
     "cordova-android": "^14.0.1",
     "cordova-clipboard": "^1.3.0",
diff --git a/utils/scripts/build.sh b/utils/scripts/build.sh
index f83560899..b3722f5d2 100644
--- a/utils/scripts/build.sh
+++ b/utils/scripts/build.sh
@@ -1,33 +1,50 @@
-#! /bin/bash
+#!/bin/bash
 
-app="$1"
-mode="$2"
-fdroidFlag="$3"
+# Default values
+app="paid"
+mode="d"
+fdroidFlag=""
 webpackmode="development"
 cordovamode=""
 
+# Check all arguments for specific values
+for arg in "$@"; do
+    case "$arg" in
+        "free"|"paid")
+            app="$arg"
+            ;;
+        "p"|"prod"|"d"|"dev")
+            mode="$arg"
+            ;;
+        "fdroid")
+            fdroidFlag="fdroid"
+            ;;
+        *)
+            echo "Warning: Unknown argument '$arg' ignored"
+            ;;
+    esac
+done
+
 root=$(npm prefix)
 
+if [ -n "$TMPDIR" ] && [ -r "$TMPDIR" ] && [ -w "$TMPDIR" ]; then
+  tmpdir="$TMPDIR"
+elif [ -r "/tmp" ] && [ -w "/tmp" ]; then
+  tmpdir="/tmp"
+else
+  echo "Error: No usable temporary directory found (TMPDIR or /tmp not accessible)." >&2
+  exit 1
+fi
 
 if [[ "$fdroidFlag" == "fdroid" ]]; then
-  echo "true" > "$root/fdroid.bool"
+  echo "true" > "$tmpdir/fdroid.bool"
   cordova plugin remove com.foxdebug.acode.rk.exec.proot
- 
 else
-  echo "false" > "$root/fdroid.bool"
+  echo "false" > "$tmpdir/fdroid.bool"
   cordova plugin add src/plugins/proot/
 fi
 
-if [ -z "$mode" ]
-then
-mode="d"
-fi
-
-if [ -z "$app" ]
-then
-app="paid"
-fi
-
+# Normalize mode values
 if [ "$mode" = "p" ] || [ "$mode" = "prod" ]
 then
 mode="p"
@@ -50,4 +67,4 @@ $script2&&
 # $script3;
 echo \"${RED}$script4${NC}\";
 $script4;
-"
+"
\ No newline at end of file