History of authenticate 2 changes

In crates/spectra-mcp/src/http.rs, lines 154–169 on main. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 154,169:crates/spectra-mcp/src/http.rs.