v0.2.0

Added

• pplx search command for raw web search via Search API (single and multi-query)
• pplx research command for async deep research with job management (submit, status, list, get)
• pplx agent command for Agent API with third-party models and tool support
• pplx interactive command for REPL sessions with slash commands (/model, /clear, /cost, etc.)
• pplx config set command for format-preserving config file updates
• --reasoning flag to display <think> blocks from reasoning models
• --reasoning-effort flag (minimal, low, medium, high)
• --json-schema flag for structured output (inline JSON or file path)
• --save flag to save responses to file
• --images, --related, --search-results flags for response enrichment
• --no-search and --smart-search flags for search control
• --domain, --exclude-domain flags for domain filtering
• --after, --before, --updated-after, --updated-before date filters
• --search-mode flag (web, academic, sec)
• --recency filter (hour, day, week, month, year)
• --context-size flag (minimal, low, medium, high)
• Cost tracking with per-request breakdown (input/output/request/citation/reasoning/search)
• Session cost accumulation in interactive mode
• Input validation for temperature, top_p, and other parameters
• Man page generation via gen-man binary
• --version output includes git commit hash
• AUR PKGBUILD and Nix flake packaging stubs

Changed

• Version bumped to 0.2.0
• pplx config now supports subcommands: init, show, set
• Streaming uses ThinkParser state machine for <think> block extraction
• Removed dead code and #[allow(dead_code)] annotations