feat: used sendDM method in contact form

src/types/index.ts

@@ -0,0 +1 @@
+export * from './nostr'

src/types/nostr.ts

@@ -0,0 +1,14 @@
+export interface SignedEvent {
+  kind: number
+  tags: string[][]
+  content: string
+  created_at: number
+  pubkey: string
+  id: string
+  sig: string
+}
+
+export interface Keys {
+  private: string
+  public: string
+}