diff --git a/Swiftgram/SGConfig/Sources/File.swift b/Swiftgram/SGConfig/Sources/File.swift
index dec85f04..e4adbd2d 100644
--- a/Swiftgram/SGConfig/Sources/File.swift
+++ b/Swiftgram/SGConfig/Sources/File.swift
@@ -2,27 +2,18 @@ import Foundation
 import BuildConfig
 
 public struct SGConfig: Codable {
-    /// Beta build flag. Set to `true` for beta (internal) builds, `false` for App Store (release) builds.
     public static let isBetaBuild: Bool = true
-
     public var apiUrl: String = "https://api.swiftgram.app"
     public var webappUrl: String = "https://my.swiftgram.app"
     public var botUsername: String = "SwiftgramBot"
     public var publicKey: String?
     public var iaps: [String] = []
-    /// Base URL of supporters API (e.g. https://your-server.com). If set, app can check supporter status via encrypted API.
-    public var supportersApiUrl: String? = "https://glegram.site/"
-    /// AES-256 key for supporters API encryption (same as SUPPORTERS_AES_KEY on server). Optional; if nil, supporter check is disabled.
-    public var supportersAesKey: String? = "V1wmSaHPBtfwGR7jHozwSkRVQrUVtvUMkb+u5EnmGuY="
-    /// HMAC-SHA256 key for signing (same as SUPPORTERS_HMAC_KEY on server). Optional; if nil, derived from supportersAesKey.
-    public var supportersHmacKey: String? = "QpU3hDanhmp67LDTzL2tjzDuG4qIsCIFn3LMYAyyRyI="
-    /// SSL pinning: base64 SHA256 hashes of server certificate(s). Empty = no pinning. Let's Encrypt: update when cert renews (~90 days).
-    public var supportersPinnedCertHashes: [String] = ["brDmHiqwkhgPrFDmkcD2IsDUdKLZlyGjGkn0SOGNKFI="]
-
-    /// Demo login backend URL for App Store review (e.g. "https://your-server.com"). Empty = disabled.
-    public var demoLoginBackendUrl: String? = "https://glegram.site"
-    /// Phone number prefix that triggers demo login flow (e.g. "+10000")
-    public var demoLoginPhonePrefix: String? = "+10000"
+    public var supportersApiUrl: String? = nil
+    public var supportersAesKey: String? = nil
+    public var supportersHmacKey: String? = nil
+    public var supportersPinnedCertHashes: [String] = []
+    public var demoLoginBackendUrl: String? = nil
+    public var demoLoginPhonePrefix: String? = nil
 }
 
 private func parseSGConfig(_ jsonString: String) -> SGConfig {
@@ -35,4 +26,4 @@ private func parseSGConfig(_ jsonString: String) -> SGConfig {
 private let baseAppBundleId = Bundle.main.bundleIdentifier!
 private let buildConfig = BuildConfig(baseAppBundleId: baseAppBundleId)
 public let SG_CONFIG: SGConfig = parseSGConfig(buildConfig.sgConfig)
-public let SG_API_WEBAPP_URL_PARSED = URL(string: SG_CONFIG.webappUrl)!
\ No newline at end of file
+public let SG_API_WEBAPP_URL_PARSED = URL(string: SG_CONFIG.webappUrl)!
diff --git a/build-system/glegram-appstore-configuration.json b/build-system/glegram-appstore-configuration.json
index 1b67617a..12920941 100644
--- a/build-system/glegram-appstore-configuration.json
+++ b/build-system/glegram-appstore-configuration.json
@@ -1 +1,15 @@
-{"bundle_id":"com.GLEProject.GLEGram","api_id":"31339208","api_hash":"b7917b274453f075e114f2fef86230d2","team_id":"F8A8NWPL78","app_center_id":"0","is_internal_build":"false","is_appstore_build":"true","appstore_id":"0","app_specific_url_scheme":"tg","premium_iap_product_id":"","enable_siri":false,"enable_icloud":false,"sg_config":""}
+{
+	"bundle_id": "com.example.GLEGram",
+	"api_id": "YOUR_API_ID",
+	"api_hash": "YOUR_API_HASH",
+	"team_id": "YOUR_TEAM_ID",
+	"app_center_id": "0",
+	"is_internal_build": "false",
+	"is_appstore_build": "true",
+	"appstore_id": "0",
+	"app_specific_url_scheme": "tg",
+	"premium_iap_product_id": "",
+	"enable_siri": false,
+	"enable_icloud": false,
+	"sg_config": ""
+}
diff --git a/build-system/ipa-build-configuration.json b/build-system/ipa-build-configuration.json
index 5625da6a..12920941 100755
--- a/build-system/ipa-build-configuration.json
+++ b/build-system/ipa-build-configuration.json
@@ -1,11 +1,11 @@
 {
-	"bundle_id": "com.GLEProject.GLEGram",
-	"api_id": "31339208",
-	"api_hash": "b7917b274453f075e114f2fef86230d2",
-	"team_id": "F8A8NWPL78",
+	"bundle_id": "com.example.GLEGram",
+	"api_id": "YOUR_API_ID",
+	"api_hash": "YOUR_API_HASH",
+	"team_id": "YOUR_TEAM_ID",
 	"app_center_id": "0",
 	"is_internal_build": "false",
-	"is_appstore_build": "false",
+	"is_appstore_build": "true",
 	"appstore_id": "0",
 	"app_specific_url_scheme": "tg",
 	"premium_iap_product_id": "",
diff --git a/build-system/real-codesigning/certs/README.md b/build-system/real-codesigning/certs/README.md
new file mode 100644
index 00000000..5edba759
--- /dev/null
+++ b/build-system/real-codesigning/certs/README.md
@@ -0,0 +1 @@
+# Add your certificates here
diff --git a/build-system/real-codesigning/profiles/README.md b/build-system/real-codesigning/profiles/README.md
new file mode 100644
index 00000000..7675d409
--- /dev/null
+++ b/build-system/real-codesigning/profiles/README.md
@@ -0,0 +1 @@
+# Add your provisioning profiles here