Initial commit — SyncFlow Android file sync app

Supports WebDAV, SFTP, SFTPGo, Nextcloud, ownCloud, Google Drive,
Dropbox, and OneDrive. Credentials encrypted with Android Keystore.
Biometric app-lock, conflict resolution, and auto-sync via WorkManager.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/src/main/kotlin/com/syncflow/data/db/CloudAccountDao.kt

@@ -0,0 +1,26 @@
+package com.syncflow.data.db
+
+import androidx.room.*
+import com.syncflow.data.db.entities.CloudAccountEntity
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface CloudAccountDao {
+    @Query("SELECT * FROM cloud_accounts ORDER BY displayName")
+    fun observeAll(): Flow<List<CloudAccountEntity>>
+
+    @Query("SELECT * FROM cloud_accounts")
+    suspend fun getAll(): List<CloudAccountEntity>
+
+    @Query("SELECT * FROM cloud_accounts WHERE id = :id")
+    suspend fun getById(id: Long): CloudAccountEntity?
+
+    @Insert(onConflict = OnConflictStrategy.ABORT)
+    suspend fun insert(entity: CloudAccountEntity): Long
+
+    @Update
+    suspend fun update(entity: CloudAccountEntity)
+
+    @Delete
+    suspend fun delete(entity: CloudAccountEntity)
+}