chore(typedb): migrate typedb-driver 3.8 → 3.11.5

[rsthornton]

Unblocks the workspace build / release path (#96). The 3.8 → 3.11.5 driver bump is an API break; this migrates both call sites.

Changes

• DriverOptions::new(bool, Option<_>) → DriverOptions::new(DriverTlsConfig::disabled()) (no longer fallible).
• TypeDBDriver::new(&str, …) → takes Addresses via Addresses::try_from_address_str(host).
• Both call sites migrated: src-tauri/src/typedb_reader.rs::connect() and tools/bert-typedb/src/driver.rs::Transpiler::connect().
• insert.rs: adds the ProcessPrimitive::Amplifying match arm so the tool stays exhaustive against the current bert-core enum (the "Amplifying" string already exists in schema.tql — three-way consistent).

Why this was parked

It was finished-but-uncommitted local WIP, set aside during bert#88 so the kernel diff stayed clean (the TypeDB path isn't on the critical path — sims run without it). Now landed on its own so it's reviewed/CI'd independently.

Verification

• cargo check --workspace clean (previously red on main — this is the fix).
• bert-typedb default suite passes.
• Integration smoke test passes against a live TypeDB 3.11.5: cargo test -p bert-typedb --features integration --test driver_smoke → connect_and_roundtrip_schema (connect → create db → roundtrip schema → drop) + schema_constant_is_nonempty, 2/2.

Closes #96

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[claude]

Code Review: chore(typedb): migrate typedb-driver 3.8 → 3.11.5

Summary: Clean, focused migration that unblocks the workspace build. The changes are minimal and correct — this is a nice example of a well-scoped chore PR.

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What the PR does

• Bumps typedb-driver from 3.8 → 3.11.5 in both src-tauri/Cargo.toml and tools/bert-typedb/Cargo.toml
• Migrates two call sites to the new API:
  • DriverOptions::new(false, None) (fallible) → DriverOptions::new(DriverTlsConfig::disabled()) (infallible)
  • TypeDBDriver::new(&str, …) → TypeDBDriver::new(Addresses, …) via Addresses::try_from_address_str
• Adds the missing ProcessPrimitive::Amplifying arm in insert.rs to keep the match exhaustive

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Strengths

• Error handling improved in driver.rs: Addresses parse errors now map to the structured TranspilerError::Connection variant with the host field populated — significantly better diagnostics than the old TranspilerError::Internal("DriverOptions construction failed: …") path.
• Infallible DriverOptions::new(): Removing the now-unnecessary .map_err() on options construction is the right call.
• ProcessPrimitive::Amplifying placement: Matches the existing enum declaration order and the "Amplifying" string already present in schema.tql — three-way consistency is good to call out explicitly.
• Exact version pin (3.11.5): Appropriate for an API-breaking dependency; avoids silent future churn.

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Minor Issues

1. Inconsistent error paths for Addresses parse failure between the two call sites

In typedb_reader.rs (line 14), an Addresses parse error is flattened to a plain string:

Addresses::try_from_address_str(DEFAULT_HOST).map_err(|e| format!("Addresses: {e}"))?;

In driver.rs (lines 62-65), the same error routes through the structured TranspilerError::Connection variant. This is fine since typedb_reader.rs::connect() already returns Result<TypeDBDriver, String> (pre-existing design), but it's worth noting the asymmetry if that module ever gets a proper error type.

2. Hardcoded credentials in typedb_reader.rs (pre-existing, not introduced here)

const DEFAULT_PASSWORD: &str = "password";

Not a regression from this PR, but since you're touching this file it might be worth a // TODO: read from config note or linking it to a follow-up issue if this module is ever exposed beyond local dev.

3. Consider whether "3.11" semver range is safer long-term

Pinning to "3.11.5" means missing future patch releases automatically. Given that this was an API break at the minor version, "~3.11" (patch-compatible) would be equally safe and pick up bug fixes. Optional — exact pin is defensible.

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No issues found in

• insert.rs change: correct, minimal, in declaration order
• Both Cargo.toml bumps: consistent
• Import groupings: clean, idiomatic

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Checklist per CLAUDE.md quality gates

• cargo fmt --all — not shown in PR, assumed run
• cargo clippy --all-targets -- -D warnings — not shown, assumed clean given cargo check passes
• Integration test: connect_and_roundtrip_schema + schema_constant_is_nonempty pass against live TypeDB 3.11.5 ✓

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Verdict: Approve. The migration is correct, the error handling improvement in driver.rs is a genuine quality win, and the Amplifying fix keeps the codebase consistent with the schema. Minor notes above are non-blocking.

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[claude]

Code Review

Overall: Approve with minor suggestions. This is a clean, necessary migration that unblocks the build. Changes are minimal, correct, and consistent across both call sites.

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What the PR does

Migrates typedb-driver from 3.8 → 3.11.5 across two call sites, adapting to two breaking API changes:

1. DriverOptions::new(bool, Option<_>) → DriverOptions::new(DriverTlsConfig::disabled()) (now infallible)
2. TypeDBDriver::new(&str, …) → takes an Addresses value (host string is parsed separately via Addresses::try_from_address_str)

Also adds the missing ProcessPrimitive::Amplifying match arm in insert.rs to restore exhaustiveness.

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Correctness ✅

• Both call sites (typedb_reader.rs and driver.rs) are migrated identically — no divergence.
• Removing .map_err on DriverOptions::new is correct: the new API is infallible, so the old ? was never needed.
• Addresses::try_from_address_str is correctly treated as fallible and the error is surfaced.
• The ProcessPrimitive::Amplifying => "Amplifying" addition is three-way consistent: the variant exists in bert-core/src/lib.rs:1158, the string "Amplifying" is listed in schema.tql:61, and the match arm now reflects it.

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Minor concerns

driver.rs: Error variant ambiguity for address parse failure

Addresses::try_from_address_str(host).map_err(|e| TranspilerError::Connection {
    host: host.to_string(),
    source: Box::new(e),
})?;

A bad host string (e.g. "not-a-valid-host") and a refused TCP connection both surface as TranspilerError::Connection. These are distinct failure modes — the first is a programming error, the second is a runtime environment problem. A TranspilerError::InvalidAddress variant would make the distinction clear in error messages and test assertions. Low priority, but worth tracking if TranspilerError grows.

typedb_reader.rs: Hardcoded default credentials

const DEFAULT_USERNAME: &str = "admin";
const DEFAULT_PASSWORD: &str = "password";

These are pre-existing (not introduced by this PR) and the PR description notes they match TypeDB CE out-of-box defaults. Still worth flagging: if this path is ever exposed beyond localhost dev use, these should come from config or environment variables rather than constants.

ProcessPrimitive::Amplifying — no unit test coverage

The process_primitive_str function now covers all 10 variants, but Amplifying is not exercised in bitcoin_roundtrip.rs or any other test (the roundtrip test fixture appears not to use an Amplifying node). This isn't blocking — the compiler enforces exhaustiveness — but a one-liner test for process_primitive_str(ProcessPrimitive::Amplifying) == "Amplifying" would guard against future string-rename mistakes.

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What's not a concern

• Pinning "3.11.5" (Cargo treats this as ^3.11.5) is appropriate given the breaking minor-version churn in this driver.
• The coarse Result<TypeDBDriver, String> error type in typedb_reader.rs is pre-existing and outside this PR's scope.
• The PR description claims cargo check --workspace was red on main before this — that's consistent with the missing Amplifying arm (non-exhaustive match = compile error in Rust).

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Verdict

The migration is correct and the diff is tight. The two minor concerns above (TranspilerError disambiguation, test coverage for Amplifying) are follow-up candidates, not blockers.

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