diff --git a/hellopy_ynh/conf/nginx.conf b/hellopy_ynh/conf/nginx.conf
new file mode 100644
index 0000000..9adb8c8
--- /dev/null
+++ b/hellopy_ynh/conf/nginx.conf
@@ -0,0 +1,13 @@
+#sub_path_only rewrite ^__PATH__$ __PATH__/ permanent;
+location __PATH__/ {
+
+  client_max_body_size 10M;
+
+  proxy_pass http://127.0.0.1:__PORT__;
+  proxy_http_version 1.1;
+  proxy_set_header Upgrade $http_upgrade;
+  proxy_set_header Connection "Upgrade";
+
+  # preserve client IP
+  proxy_set_header X-Forwarded-For $remote_addr;
+}
diff --git a/hellopy_ynh/conf/server.py b/hellopy_ynh/conf/server.py
new file mode 100644
index 0000000..1b76fd4
--- /dev/null
+++ b/hellopy_ynh/conf/server.py
@@ -0,0 +1,31 @@
+from http.server import BaseHTTPRequestHandler, HTTPServer
+import sys
+import base64
+
+
+class MyServer(BaseHTTPRequestHandler):
+    def do_GET(self):
+        auth = self.headers.get("Authorization")
+        if auth:
+            auth = auth.replace("Basic ", "")
+        user, pwd = base64.b64decode(auth.encode()).decode().split(":") if auth else (None, None)
+        self.send_response(200)
+        self.end_headers()
+
+        if self.path == "/":
+            self.wfile.write("Hello world!\n".encode())
+        elif self.path == "/show-auth":
+            self.wfile.write(f"User: {user}\n".encode())
+            self.wfile.write(f"Pwd: {pwd}\n".encode())
+
+
+webServer = HTTPServer(("127.0.0.1", int(sys.argv[1])), MyServer)
+print("Server started")
+
+try:
+    webServer.serve_forever()
+except BaseException:
+    sys.exit(0)
+finally:
+    webServer.server_close()
+    print("Server stopped.")
diff --git a/hellopy_ynh/conf/systemd.service b/hellopy_ynh/conf/systemd.service
new file mode 100644
index 0000000..664179c
--- /dev/null
+++ b/hellopy_ynh/conf/systemd.service
@@ -0,0 +1,52 @@
+[Unit]
+Description=Service for hellopy (__APP__)
+After=network.target
+
+[Service]
+Type=simple
+User=__APP__
+Group=__APP__
+
+WorkingDirectory=__INSTALL_DIR__/
+ExecStart=python3 __INSTALL_DIR__/server.py __PORT__
+StandardOutput=append:/var/log/__APP__/__APP__.log
+StandardError=inherit
+Restart=on-failure
+RestartSec=10
+
+# Sandboxing options to harden security
+# Depending on specificities of your service/app, you may need to tweak these
+# .. but this should be a good baseline
+# Details for these options: https://www.freedesktop.org/software/systemd/man/systemd.exec.html
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_NETLINK
+RestrictNamespaces=yes
+RestrictRealtime=yes
+DevicePolicy=closed
+ProtectClock=yes
+ProtectHostname=yes
+ProtectProc=invisible
+ProtectSystem=full
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+LockPersonality=yes
+SystemCallArchitectures=native
+SystemCallFilter=~@clock @debug @module @mount @obsolete @reboot @setuid @swap @cpu-emulation @privileged
+
+# Denying access to capabilities that should not be relevant for webapps
+# Doc: https://man7.org/linux/man-pages/man7/capabilities.7.html
+CapabilityBoundingSet=~CAP_RAWIO CAP_MKNOD
+CapabilityBoundingSet=~CAP_AUDIT_CONTROL CAP_AUDIT_READ CAP_AUDIT_WRITE
+CapabilityBoundingSet=~CAP_SYS_BOOT CAP_SYS_TIME CAP_SYS_MODULE CAP_SYS_PACCT
+CapabilityBoundingSet=~CAP_LEASE CAP_LINUX_IMMUTABLE CAP_IPC_LOCK
+CapabilityBoundingSet=~CAP_BLOCK_SUSPEND CAP_WAKE_ALARM
+CapabilityBoundingSet=~CAP_SYS_TTY_CONFIG
+CapabilityBoundingSet=~CAP_MAC_ADMIN CAP_MAC_OVERRIDE
+CapabilityBoundingSet=~CAP_NET_ADMIN CAP_NET_BROADCAST CAP_NET_RAW
+CapabilityBoundingSet=~CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_SYSLOG
+
+[Install]
+WantedBy=multi-user.target
diff --git a/hellopy_ynh/manifest.toml b/hellopy_ynh/manifest.toml
new file mode 100644
index 0000000..05091e9
--- /dev/null
+++ b/hellopy_ynh/manifest.toml
@@ -0,0 +1,43 @@
+packaging_format = 2
+
+id = "hellopy"
+name = "hellopy"
+
+description.en = "Dummy app"
+
+version = "1.0~ynh1"
+
+maintainers = ["Aleks"]
+
+[upstream]
+license = "WTFPL"
+
+[integration]
+yunohost = '>= 11.2'
+architectures = "all"
+multi_instance = false
+ldap = "not_relevant"
+sso = false
+disk = "50M"
+ram.build = "50M"
+ram.runtime = "50M"
+
+[install]
+
+    [install.domain]
+    type = "domain"
+
+    [install.init_main_permission]
+    type = "group"
+    default = "visitors"
+
+[resources]
+
+    [resources.system_user]
+
+    [resources.install_dir]
+
+    [resources.permissions]
+    main.url = "/"
+
+    [resources.ports]
diff --git a/hellopy_ynh/scripts/_common.sh b/hellopy_ynh/scripts/_common.sh
new file mode 100644
index 0000000..05a7907
--- /dev/null
+++ b/hellopy_ynh/scripts/_common.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+
diff --git a/hellopy_ynh/scripts/install b/hellopy_ynh/scripts/install
new file mode 100644
index 0000000..d96d705
--- /dev/null
+++ b/hellopy_ynh/scripts/install
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# DOWNLOAD, CHECK AND UNPACK SOURCE
+#=================================================
+ynh_script_progression --message="Setting up source files..."
+
+cp ../conf/server.py $install_dir/
+chown -R $app:$app "$install_dir"
+
+#=================================================
+# SYSTEM CONFIGURATION
+#=================================================
+ynh_script_progression --message="Adding system configurations related to $app..."
+
+# Create a dedicated NGINX config using the conf/nginx.conf template
+ynh_add_nginx_config
+
+# Create a dedicated systemd config
+ynh_add_systemd_config
+
+mkdir -p /var/log/$app/
+chown $app /var/log/$app
+
+yunohost service add $app --log="/var/log/$app/$app.log"
+
+#=================================================
+# START SYSTEMD SERVICE
+#=================================================
+ynh_script_progression --message="Starting app's systemd service..."
+
+# Start a systemd service
+ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+ynh_script_progression --message="Installation of $app completed" --last
diff --git a/hellopy_ynh/scripts/remove b/hellopy_ynh/scripts/remove
new file mode 100644
index 0000000..91a509b
--- /dev/null
+++ b/hellopy_ynh/scripts/remove
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+source _common.sh
+source /usr/share/yunohost/helpers
+
+#=================================================
+# REMOVE SYSTEM CONFIGURATIONS
+#=================================================
+# REMOVE SYSTEMD SERVICE
+#=================================================
+ynh_script_progression --message="Removing system configurations related to $app..."
+
+# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
+if ynh_exec_warn_less yunohost service status $app >/dev/null
+then
+	ynh_script_progression --message="Removing $app service integration..."
+	yunohost service remove $app
+fi
+
+ynh_remove_systemd_config
+
+ynh_remove_nginx_config
+
+# Remove other various files specific to the app... such as :
+
+ynh_secure_remove --file="/var/log/$app"
+
+#=================================================
+# END OF SCRIPT
+#=================================================
+
+ynh_script_progression --message="Removal of $app completed" --last