connection profiles and ssh key encryption

backend/prisma/migrations/20260301100000_add_profiles/migration.sql

@@ -0,0 +1,23 @@
+-- CreateTable
+CREATE TABLE "profiles" (
+    "id" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+    "username" TEXT,
+    "encryptedPassword" TEXT,
+    "privateKey" TEXT,
+    "domain" TEXT,
+    "clipboardEnabled" BOOLEAN,
+    "userId" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "profiles_pkey" PRIMARY KEY ("id")
+);
+
+-- AddForeignKey (profiles → users)
+ALTER TABLE "profiles" ADD CONSTRAINT "profiles_userId_fkey" FOREIGN KEY ("userId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AlterTable (connections: add profileId)
+ALTER TABLE "connections" ADD COLUMN "profileId" TEXT;
+
+-- AddForeignKey (connections → profiles)
+ALTER TABLE "connections" ADD CONSTRAINT "connections_profileId_fkey" FOREIGN KEY ("profileId") REFERENCES "profiles"("id") ON DELETE SET NULL ON UPDATE CASCADE;

backend/prisma/migrations/20260301110000_profile_protocol/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable: add protocol column (default 'ssh' for any existing rows)
+ALTER TABLE "profiles" ADD COLUMN "protocol" TEXT NOT NULL DEFAULT 'ssh';

backend/prisma/schema.prisma

@@ -15,6 +15,7 @@ model User {
   createdAt    DateTime     @default(now())
   folders      Folder[]
   connections  Connection[]
+  profiles     Profile[]
 
   @@map("users")
 }
@@ -48,9 +49,28 @@ model Connection {
   clipboardEnabled  Boolean  @default(true)
   folderId          String?
   folder            Folder?  @relation(fields: [folderId], references: [id], onDelete: SetNull)
+  profileId         String?
+  profile           Profile? @relation(fields: [profileId], references: [id], onDelete: SetNull)
   userId            String
   user              User     @relation(fields: [userId], references: [id], onDelete: Cascade)
   createdAt         DateTime @default(now())
 
   @@map("connections")
 }
+
+model Profile {
+  id                String       @id @default(cuid())
+  name              String
+  protocol          String
+  username          String?
+  encryptedPassword String?
+  privateKey        String?
+  domain            String?
+  clipboardEnabled  Boolean?
+  userId            String
+  user              User         @relation(fields: [userId], references: [id], onDelete: Cascade)
+  connections       Connection[]
+  createdAt         DateTime     @default(now())
+
+  @@map("profiles")
+}