add translate

en/flow/app_encryption_interaction.md

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+```mermaid
+graph TD
+    Start[Generate/Import Mnemonic] --> Show[UI: 12-word Mnemonic Display]
+    Show --> Backup[Prompt Physical Backup/Write Down]
+    
+    subgraph Action_Phase [Initialization Phase]
+        Backup --> Email[Click: Email Backup]
+        Email --> SendEmail[Invoke System Email: Send Mnemonic or Encrypted Version]
+        Backup --> Process[Click: Backup Complete/Next]
+    end
+
+    Process --> Core[Core Calculation Logic]
+    
+    subgraph Logic_Layer [Logic Layer]
+        Core --> Key[Derive Master Seed]
+        Key --> SSS[SSS 3/2 Split]
+        Key --> S0[Write S0 to TEE/SE]
+        SSS --> S1[Transmit S1 to Cloud Node]
+        SSS --> S2[S2 Processing Interface]
+    end
+
+    S2 --> S2_Action{Process S2 Immediately?}
+    S2_Action -->|Yes| S2_Send[Send to Designated Executor/Download]
+    S2_Action -->|No| S2_Skip[Skip, Destroy S2 & Mnemonic in Memory]
+
+    subgraph Future_S2 [Late S2 Processing]
+        S2_Skip --> S2_Late[Late Click: Configure Heir]
+        S2_Late --> Re_Auth{Permission Check}
+        Re_Auth -->|Option A: Re-enter| Input[Require User to Re-enter Mnemonic]
+        Re_Auth -->|Option B: Reset| Reset[Regenerate Completely, Re-encrypt All Data]
+    end
+```