Merge remote-tracking branch 'misskey-original/develop' into develop

# Conflicts:
#	packages/frontend/src/components/MkSignupDialog.form.vue

packages/backend/src/models/Meta.ts

@@ -191,6 +191,29 @@ export class MiMeta {
 	})
 	public hcaptchaSecretKey: string | null;
 
+	@Column('boolean', {
+		default: false,
+	})
+	public enableMcaptcha: boolean;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public mcaptchaSitekey: string | null;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public mcaptchaSecretKey: string | null;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public mcaptchaInstanceUrl: string | null;
+
 	@Column('boolean', {
 		default: false,
 	})
@@ -482,7 +505,7 @@ export class MiMeta {
 		nullable: true,
 	})
 	public truemailInstance: string | null;
-	
+
 	@Column('varchar', {
 		length: 1024,
 		nullable: true,