Wiki: Add X87-FPU-Support, Shell-Interpreter, Agent-Issue-Pipeline spoke pages; update 14 pages for commits 2026-09-13 to 2026-09-27
Wiki: Update spoke pages for 2026-08-30 to 2026-09-06 commits
Wiki: Update pages for commits 2026-08-17 to 2026-08-30
Wiki: Add Syntax spoke page
Add deep-dive wiki pages: JIT, Memory, Magic, Drivers, Assembly, FS, Network, Shell, GUI, Testing