Add versioned task context capsules

README.md

@@ -9,6 +9,8 @@ declared manuals, visualizes project structure, and manages reviewable documenta
 - Validates stable Markdown/TOML nodes and typed relationships.
 - Builds a deterministic SQLite search and graph index.
 - Exposes project-bound CLI and MCP query surfaces.
+- Compiles versioned, generation-bound task context with cited evidence, explicit gaps, and bounded
+  continuation.
 - Automatically synchronizes disposable indexes before MCP work.
 - Creates, validates, diffs, and previews isolated changesets.
 - Registers complete proposals atomically without caller-managed hash chaining.
@@ -53,6 +55,12 @@ DocForge2 bindings may also declare
 policy and the actual startup-gated capabilities. Existing tool surfaces and the legacy no-AST
 payload remain compatible.
 
+`docforge_get_task_context` is an additive read tool for `change`, `implementation`, `failure`,
+`ownership`, `test`, `operation`, and `release` work. It derives a closed version-1 retrieval plan,
+executes it against one immutable index generation, and returns a hash-bound context capsule.
+Project relation names remain authoritative. DocForge classifies only its versioned alias set and
+preserves every unknown relation as `unclassified` instead of guessing semantics.
+
 ## Graph views
 
 The browser presents the primary architecture graph through three complementary views and loads a