wiki: add WSL OpenSSH default shell + Ansible world-writable mount articles

Two new troubleshooting articles from today's MajorRig/MajorMac Ansible setup:
- Windows OpenSSH WSL default shell breaks remote SSH commands
- Ansible silently ignores ansible.cfg on WSL2 world-writable mounts

Article count: 76

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

index.md

@@ -2,8 +2,8 @@
 
 > A growing reference of Linux, self-hosting, open source, streaming, and troubleshooting guides. Written by MajorLinux. Used by MajorTwin.
 >
-> **Last updated:** 2026-04-02
-> **Article count:** 74
+> **Last updated:** 2026-04-03
+> **Article count:** 76
 
 ## Domains
 
@@ -13,7 +13,7 @@
 | 🏠 Self-Hosting & Homelab | `02-selfhosting/` | 21 |
 | 🔓 Open Source Tools | `03-opensource/` | 10 |
 | 🎙️ Streaming & Podcasting | `04-streaming/` | 2 |
-| 🔧 General Troubleshooting | `05-troubleshooting/` | 26 |
+| 🔧 General Troubleshooting | `05-troubleshooting/` | 28 |
 
 
 ---
@@ -142,8 +142,10 @@
 - [SELinux: Fixing Dovecot Mail Spool Context (/var/vmail)](05-troubleshooting/selinux-dovecot-vmail-context.md) — fixing thousands of AVC denials when /var/vmail has wrong SELinux context
 - [mdadm RAID Recovery After USB Hub Disconnect](05-troubleshooting/storage/mdadm-usb-hub-disconnect-recovery.md) — diagnosing and recovering a failed mdadm array caused by a USB hub dropout
 - [Windows OpenSSH Server (sshd) Stops After Reboot](05-troubleshooting/networking/windows-sshd-stops-after-reboot.md) — fixing sshd not running after reboot due to Manual startup type
+- [Windows OpenSSH: WSL Default Shell Breaks Remote Commands](05-troubleshooting/networking/windows-openssh-wsl-default-shell-breaks-remote-commands.md) — fixing remote SSH command failures when wsl.exe is the default shell
 - [Ollama Drops Off Tailscale When Mac Sleeps](05-troubleshooting/ollama-macos-sleep-tailscale-disconnect.md) — keeping Ollama reachable over Tailscale by disabling macOS sleep on AC power
 - [Ansible: Vault Password File Not Found](05-troubleshooting/ansible-vault-password-file-missing.md) — fixing the missing vault_pass file error when running ansible-playbook
+- [Ansible: ansible.cfg Ignored on WSL2 Windows Mounts](05-troubleshooting/ansible-wsl2-world-writable-mount-ignores-cfg.md) — fixing silent config ignore due to world-writable /mnt/d/ permissions
 - [Ansible SSH Timeout During dnf upgrade](05-troubleshooting/ansible-ssh-timeout-dnf-upgrade.md) — preventing SSH timeouts during long-running dnf upgrades on Fedora
 - [Fedora Networking & Kernel Troubleshooting](05-troubleshooting/fedora-networking-kernel-recovery.md) — nmcli quick fix, GRUB kernel rollback, and recovery for Fedora fleet
 - [Custom Fail2ban Jail: Apache Directory Scanning](05-troubleshooting/security/apache-dirscan-fail2ban-jail.md) — blocking directory scanners and junk HTTP methods
@@ -157,6 +159,8 @@
 
 | Date | Article | Domain |
 |---|---|---|
+| 2026-04-03 | [Windows OpenSSH: WSL Default Shell Breaks Remote Commands](05-troubleshooting/networking/windows-openssh-wsl-default-shell-breaks-remote-commands.md) | Troubleshooting |
+| 2026-04-03 | [Ansible: ansible.cfg Ignored on WSL2 Windows Mounts](05-troubleshooting/ansible-wsl2-world-writable-mount-ignores-cfg.md) | Troubleshooting |
 | 2026-04-02 | [Fail2ban Custom Jail: WordPress Login Brute Force](02-selfhosting/security/fail2ban-wordpress-login-jail.md) | Self-Hosting |
 | 2026-04-02 | [Mastodon Instance Tuning](02-selfhosting/services/mastodon-instance-tuning.md) | Self-Hosting |
 | 2026-04-02 | [mdadm — Rebuilding a RAID Array After Reinstall](01-linux/storage/mdadm-raid-rebuild.md) | Linux |