Fletch v0.7.16

What's Changed

• fix(usage): separate token spend from context occupancy by @alchaplinsky in #512
• fix(sandbox): close two paths out of the agent workspace by @alchaplinsky in #513
• fix(chat): render streaming tool calls the same way finished ones render by @alchaplinsky in #515
• refactor(mcp): make MCP delivery one provider-agnostic seam by @alchaplinsky in #516
• feat(mcp): deliver MCP servers to opencode by @alchaplinsky in #517
• docs(readme): lead with an autoplaying demo GIF by @alchaplinsky in #519
• feat(codegraph): tell agents to prefer the index over grep by @alchaplinsky in #518
• fix(codegraph): don't index for providers that can't query it by @alchaplinsky in #520
• feat(codegraph): give claude a codegraph-native subagent type by @alchaplinsky in #521
• chore(release): bump version to 0.7.16 by @alchaplinsky in #514

Full Changelog: v0.7.15...v0.7.16