diff --git a/platforms.json b/platforms.json
index c4f8df9..7c7445b 100644
--- a/platforms.json
+++ b/platforms.json
@@ -9,7 +9,11 @@
         "image_from": "debian:buster-slim",
         "image_prepare_script": "install_apt.sh"
       },
-      "ppa_filters": ["debian10", "raspbian10"]
+      "ppa_filters": ["debian10", "raspbian10"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 11": {
       "enabled": true,
@@ -21,7 +25,11 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["debian11"]
+      "ppa_filters": ["debian11"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 12": {
       "enabled": true,
@@ -33,7 +41,13 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["debian12"]
+      "ppa_filters": ["debian12"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 13": {
       "enabled": false,
@@ -45,7 +59,13 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["debian13"]
+      "ppa_filters": ["debian13"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Ubuntu 20.04": {
       "enabled": true,
@@ -57,7 +77,11 @@
         "image_from": "ubuntu:20.04",
         "image_prepare_script": "install_apt.sh"
       },
-      "ppa_filters": ["ubuntu20.04"]
+      "ppa_filters": ["ubuntu20.04"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb [arch=amd64] https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Ubuntu 22.04": {
       "enabled": true,
@@ -69,7 +93,11 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["ubuntu22.04"]
+      "ppa_filters": ["ubuntu22.04"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb [arch=amd64] https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Ubuntu 24.04": {
       "enabled": false,
@@ -81,7 +109,13 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["ubuntu24.04"]
+      "ppa_filters": ["ubuntu24.04"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Ubuntu 22.10": {
       "enabled": false,
@@ -93,7 +127,13 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["ubuntu22.10"]
+      "ppa_filters": ["ubuntu22.10"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
 	"Ubuntu 23.04": {
       "enabled": true,
@@ -105,7 +145,13 @@
         "image_prepare_script": "install_apt.sh",
         "QT_FROM_SOURCE": false
       },
-      "ppa_filters": ["ubuntu23.04"]
+      "ppa_filters": ["ubuntu23.04"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 11 armhf": {
       "enabled": true,
@@ -121,7 +167,11 @@
 		"support_gl": 0
       },
       "cmake_toolchain": "/soft/toolchain.cmake",
-      "ppa_filters": ["debian11"]
+      "ppa_filters": ["debian11"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 11 arm64": {
       "enabled": true,
@@ -136,7 +186,11 @@
         "triplet": "aarch64-linux-gnu"
       },
       "cmake_toolchain": "/soft/toolchain.cmake",
-      "ppa_filters": ["debian11"]
+      "ppa_filters": ["debian11"],
+      "ppa_instructions": [
+        "wget -qO - https://ppa.${domain}/SHS.gpg | sudo apt-key add -",
+        "echo \"deb https://ppa.${domain}/ ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 12 armhf": {
       "enabled": true,
@@ -152,7 +206,13 @@
 		"support_gl": 0
       },
       "cmake_toolchain": "/soft/toolchain.cmake",
-      "ppa_filters": ["debian12"]
+      "ppa_filters": ["debian12"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Debian 12 arm64": {
       "enabled": true,
@@ -167,7 +227,13 @@
         "triplet": "aarch64-linux-gnu"
       },
       "cmake_toolchain": "/soft/toolchain.cmake",
-      "ppa_filters": ["debian12"]
+      "ppa_filters": ["debian12"],
+      "ppa_instructions": [
+        "sudo apt-get install -y ca-certificates curl gpg",
+        "sudo install -m 0755 -d /etc/apt/keyrings",
+        "curl -fsSL https://ppa.${domain}/SHS.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/SHS.gpg",
+        "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/SHS.gpg] https://ppa.${domain} ${codename} main\" | sudo tee /etc/apt/sources.list.d/SHS.list"
+      ]
     },
     "Windows x64": {
       "enabled": true,