feat: "Ask Conduit" context menu on text selection

android/app/src/main/AndroidManifest.xml

@@ -70,6 +70,21 @@
             </intent-filter>
         </activity>
         
+        <!-- Adds a text-selection action (Android) shown in the selection toolbar.
+             It forwards the selected text into our existing share flow so the
+             Dart share handler receives it just like a regular share. -->
+        <activity
+            android:name=".ProcessTextActivity"
+            android:exported="true"
+            android:label="Ask Conduit"
+            android:noHistory="true">
+            <intent-filter>
+                <action android:name="android.intent.action.PROCESS_TEXT" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data android:mimeType="text/plain" />
+            </intent-filter>
+        </activity>
+        
         <!-- Background streaming service -->
         <service
             android:name=".BackgroundStreamingService"

android/app/src/main/kotlin/app/cogwheel/conduit/ProcessTextActivity.kt

@@ -0,0 +1,31 @@
+package app.cogwheel.conduit
+
+import android.app.Activity
+import android.content.Intent
+import android.os.Bundle
+
+/**
+ * Entry point for Android's text selection context menu (ACTION_PROCESS_TEXT).
+ * This activity immediately forwards the selected text to the app via an
+ * ACTION_SEND intent targeted at MainActivity so the existing share handler
+ * pipeline (share_handler) processes it uniformly.
+ */
+class ProcessTextActivity : Activity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val text = intent?.getCharSequenceExtra(Intent.EXTRA_PROCESS_TEXT)?.toString() ?: ""
+
+        val sendIntent = Intent(Intent.ACTION_SEND).apply {
+            type = "text/plain"
+            putExtra(Intent.EXTRA_TEXT, text)
+            // Route directly to our MainActivity so share_handler sees it
+            setClass(this@ProcessTextActivity, MainActivity::class.java)
+            addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP)
+        }
+
+        startActivity(sendIntent)
+        finish()
+    }
+}
+

ios/ShareExtension/Info.plist

@@ -2,6 +2,8 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+    <key>CFBundleDisplayName</key>
+    <string>Ask Conduit</string>
     <!-- Uncomment below lines if you want to use a custom group id rather than the default. Set it in Build Settings -> User-Defined -->
     <!-- <key>AppGroupId</key>
     <string>$(CUSTOM_GROUP_ID)</string> -->