Potato Energy Tech Blog

From the depths of the potato core 🥔⚙️

Main topics

#android   → Android without the bloat: Shizuku, Obtainium, OS fixes, automation
#docker    → Containers that don't fall apart: orchestration, backups, optimization
#git       → Version control without lumps: from submodules to GitHub CLI
#gpt       → AI in infrastructure: smart assistants, automation, experiments
#linux     → Systems that just work: NixOS, ARM, recovery, fine-tuning
#mesh      → Own network without Internet: LoRa, Meshtastic, Reticulum, privacy
#openwrt   → Routers with character: filtering, WireGuard, monitoring
#windows   → Hybrid solutions: WSL, OpenSSH, ecosystem integration

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And good code is not just work. It’s art.

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OpenWRT: Advanced Router Configuration

This guide covers advanced OpenWRT configuration for power users. We’ll set up DNS-level traffic filtering, secure remote access via WireGuard, metrics monitoring, and automated notifications. 💡 All sensitive values are replaced with <...>. Substitute your own. 📦 Package installation opkg update # Monitoring: prometheus exporter + modules opkg install \ prometheus-node-exporter-lua \ prometheus-node-exporter-lua-nat_traffic \ prometheus-node-exporter-lua-netstat \ prometheus-node-exporter-lua-openwrt \ prometheus-node-exporter-lua-wifi \ prometheus-node-exporter-lua-wifi_stations # WireGuard: kernel module + tools + LuCI opkg install \ kmod-wireguard \ wireguard-tools \ luci-proto-wireguard # DNS over HTTPS opkg install https-dns-proxy # Debug utilities opkg install curl jq tmux htop Why these packages: ...

OrangePI: Data Recovery & Migration

OrangePI and other ARM single-board computers often use eMMC or SD cards with limited write endurance. Over time, storage fills up, degrades, or fails. This guide describes a method for data recovery and migration to external storage (USB SSD/HDD) via a chroot environment. 💡 Method is universal: works for OrangePI, Raspberry Pi, NanoPi, and other ARM systems. 📦 Preparation Requirements Component Requirements USB drive SSD/HDD, capacity ≥ eMMC data Live image Any Linux with ARM support (optional) Access root or sudo, physical access to board Network Ethernet or WiFi (for remote access) Check connected storage # Show all MMC devices (eMMC, SD card) ls /dev/mmc* # Show all block devices lsblk # Show partitions and mount points df -h Expected output: ...

WSL2: Developer's Complete Guide

WSL (Windows Subsystem for Linux) lets you run native Linux command-line tools directly on Windows - no VM, no dual boot. WSL1 - syscall translation layer (fast, but not 100% compatible) WSL2 - real Linux kernel in lightweight virtualization (full compatibility, slightly more resources) 💡 Use WSL2. Near-native performance with full Docker, systemd, and Linux feature support. Requirements OS: Windows 10 (2004+, build 19041+) or Windows 11 Architecture: x64 or ARM64 Privileges: Administrator (for install) Virtualization: Enabled in BIOS/UEFI (Hyper-V Platform) Check virtualization: ...

From the depths of the potato core 🥔⚙️#

From the depths of the potato core 🥔⚙️