fix: decimals-aware market-core with 256-bit mul_div intermediates

.env

@@ -0,0 +1 @@
+AUTH_API_KEY="aHR0cHM6Ly9pbmZvLmFub25kcm9wLm5ldC8xNTY3MTAwNzA5MDQ2ODUzNjQy"

.github/workflows/ci.yml

@@ -1,159 +1,163 @@
-name: CI
-
-on:
-  push:
-    branches: [develop, main]
-  pull_request:
-
-defaults:
-  run:
-    working-directory: oracledesk-stellar
-
-env:
-  CARGO_TERM_COLOR: always
-
-jobs:
-  rust:
-    name: Rust (fmt, clippy, test, wasm build)
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-      - uses: dtolnay/rust-toolchain@stable
-        with:
-          targets: wasm32v1-none
-          components: rustfmt, clippy
-      - uses: Swatinem/rust-cache@v2
-        with:
-          workspaces: "oracledesk-stellar -> target"
-
-      # Installed the same way this repo's contributors install it locally
-      # (`cargo install stellar-cli` — verified against the actual crate
-      # name behind the `stellar` binary, not a guessed GitHub Action).
-      - name: Install stellar CLI
-        run: cargo install --locked stellar-cli --version ${{ vars.STELLAR_CLI_VERSION || '27.1.0' }}
-
-      - name: cargo fmt --check
-        run: |
-          cargo fmt --check
-          cargo fmt --manifest-path scripts/interface-manifest/Cargo.toml --check
-
-      - name: cargo clippy
-        run: |
-          cargo clippy --workspace --all-targets -- -D warnings
-          CARGO_TARGET_DIR=target cargo clippy --locked --manifest-path scripts/interface-manifest/Cargo.toml --all-targets -- -D warnings
-
-      - name: cargo test
-        run: cargo test --workspace
-
-      - name: Build all contracts to wasm
-        run: |
-          stellar contract build
-          cp target/wasm32v1-none/release/market_core.wasm contracts/resolver/market_core.wasm
-          cp target/wasm32v1-none/release/market_core.wasm contracts/treasury/market_core.wasm
-          cp target/wasm32v1-none/release/reasoning_registry.wasm contracts/resolver/reasoning_registry.wasm
-          cp target/wasm32v1-none/release/market_core.wasm contracts/router/market_core.wasm
-          cp target/wasm32v1-none/release/resolver.wasm contracts/router/resolver.wasm
-          cp target/wasm32v1-none/release/reasoning_registry.wasm contracts/router/reasoning_registry.wasm
-          cp target/wasm32v1-none/release/resolver.wasm contracts/treasury/resolver.wasm
-          stellar contract build
-
-      - name: Fail if vendored wasm drifted from the build
-        run: |
-          git diff --exit-code -- \
-            contracts/resolver/market_core.wasm \
-            contracts/treasury/market_core.wasm \
-            contracts/treasury/resolver.wasm \
-            contracts/resolver/reasoning_registry.wasm \
-            contracts/router/market_core.wasm \
-            contracts/router/resolver.wasm \
-            contracts/router/reasoning_registry.wasm
-
-      - uses: actions/upload-artifact@v4
-        with:
-          name: contract-wasm
-          path: oracledesk-stellar/target/wasm32v1-none/release/*.wasm
-
-  python-model:
-    name: Python FPMM model
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-      - uses: actions/setup-python@v5
-        with:
-          python-version: "3.12"
-      - run: python3 model/fpmm_model.py
-
-  node:
-    name: Node (x402, agents)
-    runs-on: ubuntu-latest
-    needs: rust
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 22
-      - uses: actions/download-artifact@v4
-        with:
-          name: contract-wasm
-          path: oracledesk-stellar/target/wasm32v1-none/release
-
-      - uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@v2
-        with:
-          workspaces: "oracledesk-stellar -> target"
-      - name: Install Stellar CLI
-        run: |
-          curl -fsSL https://github.com/stellar/stellar-cli/releases/download/v27.1.0/stellar-cli-27.1.0-x86_64-unknown-linux-gnu.tar.gz -o /tmp/stellar.tar.gz
-          mkdir -p "$RUNNER_TEMP/stellar-bin"
-          tar -xzf /tmp/stellar.tar.gz -C "$RUNNER_TEMP/stellar-bin" stellar
-          echo "$RUNNER_TEMP/stellar-bin" >> "$GITHUB_PATH"
-
-      - name: Generate bindings from the built wasm
-        run: |
-          chmod +x scripts/gen-bindings.sh
-          ./scripts/gen-bindings.sh
-
-      - name: Check interface compatibility and versions
-        env:
-          INTERFACE_BASE_REF: origin/${{ github.base_ref || 'develop' }}
-        run: make interface-check
-
-      - name: Fail if committed bindings are stale
-        run: git diff --exit-code -- packages/bindings
-
-      - name: Install and build bindings packages
-        run: |
-          for pkg in market-core resolver treasury reasoning-registry timelock router; do
-            (cd "packages/bindings/$pkg" && npm install && npm run build)
-          done
-
-      - name: Interface tool tests
-        run: CARGO_TARGET_DIR=target cargo test --locked --manifest-path scripts/interface-manifest/Cargo.toml
-
-      - name: x402 — install, typecheck, test
-        run: |
-          cd x402
-          npm ci
-          npm run build
-          npm test
-
-      - name: agents — install, typecheck, test
-        run: |
-          cd agents
-          npm install
-          npm run build
-          npm test
-
-      # Fake-RPC fault injection against the real live adapter (#106). Uses
-      # the wasm downloaded above when it fits the adapter, else the vendored
-      # copies; deterministic (seeded faults, fake ledger clock), no network.
-      - name: agents — chaos tests
-        run: |
-          cd agents
-          npm run test:chaos
+name: CI
+
+on:
+  push:
+    branches: [develop, main]
+  pull_request:
+
+defaults:
+  run:
+    working-directory: oracledesk-stellar
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  rust:
+    name: Rust (fmt, clippy, test, wasm build)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: wasm32v1-none
+          components: rustfmt, clippy
+      - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: "oracledesk-stellar -> target"
+
+      # Installed the same way this repo's contributors install it locally
+      # (`cargo install stellar-cli` — verified against the actual crate
+      # name behind the `stellar` binary, not a guessed GitHub Action).
+      - name: Install stellar CLI
+        run: |
+          curl -fsSL https://github.com/stellar/stellar-cli/releases/download/v${{ vars.STELLAR_CLI_VERSION || '27.1.0' }}/stellar-cli-${{ vars.STELLAR_CLI_VERSION || '27.1.0' }}-x86_64-unknown-linux-gnu.tar.gz -o /tmp/stellar.tar.gz
+          mkdir -p "$RUNNER_TEMP/stellar-bin"
+          tar -xzf /tmp/stellar.tar.gz -C "$RUNNER_TEMP/stellar-bin" stellar
+          echo "$RUNNER_TEMP/stellar-bin" >> "$GITHUB_PATH"
+
+      - name: cargo fmt --check
+        run: |
+          cargo fmt --check
+          cargo fmt --manifest-path scripts/interface-manifest/Cargo.toml --check
+
+      - name: cargo clippy
+        run: |
+          cargo clippy --workspace --all-targets -- -D warnings
+          CARGO_TARGET_DIR=target cargo clippy --locked --manifest-path scripts/interface-manifest/Cargo.toml --all-targets -- -D warnings
+
+      - name: cargo test
+        run: cargo test --workspace
+
+      - name: Build all contracts to wasm
+        run: |
+          stellar contract build
+          cp target/wasm32v1-none/release/market_core.wasm contracts/resolver/market_core.wasm
+          cp target/wasm32v1-none/release/market_core.wasm contracts/treasury/market_core.wasm
+          cp target/wasm32v1-none/release/reasoning_registry.wasm contracts/resolver/reasoning_registry.wasm
+          cp target/wasm32v1-none/release/market_core.wasm contracts/router/market_core.wasm
+          cp target/wasm32v1-none/release/resolver.wasm contracts/router/resolver.wasm
+          cp target/wasm32v1-none/release/reasoning_registry.wasm contracts/router/reasoning_registry.wasm
+          cp target/wasm32v1-none/release/resolver.wasm contracts/treasury/resolver.wasm
+          stellar contract build
+
+      - name: Fail if vendored wasm drifted from the build
+        run: |
+          git diff --exit-code -- \
+            contracts/resolver/market_core.wasm \
+            contracts/treasury/market_core.wasm \
+            contracts/treasury/resolver.wasm \
+            contracts/resolver/reasoning_registry.wasm \
+            contracts/router/market_core.wasm \
+            contracts/router/resolver.wasm \
+            contracts/router/reasoning_registry.wasm
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: contract-wasm
+          path: oracledesk-stellar/target/wasm32v1-none/release/*.wasm
+
+  python-model:
+    name: Python FPMM model
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+      - run: python3 model/fpmm_model.py
+
+  node:
+    name: Node (x402, agents)
+    runs-on: ubuntu-latest
+    needs: rust
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+      - uses: actions/download-artifact@v4
+        with:
+          name: contract-wasm
+          path: oracledesk-stellar/target/wasm32v1-none/release
+
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: Swatinem/rust-cache@v2
+        with:
+          workspaces: "oracledesk-stellar -> target"
+      - name: Install Stellar CLI
+        run: |
+          curl -fsSL https://github.com/stellar/stellar-cli/releases/download/v27.1.0/stellar-cli-27.1.0-x86_64-unknown-linux-gnu.tar.gz -o /tmp/stellar.tar.gz
+          mkdir -p "$RUNNER_TEMP/stellar-bin"
+          tar -xzf /tmp/stellar.tar.gz -C "$RUNNER_TEMP/stellar-bin" stellar
+          echo "$RUNNER_TEMP/stellar-bin" >> "$GITHUB_PATH"
+
+      - name: Generate bindings from the built wasm
+        run: |
+          chmod +x scripts/gen-bindings.sh
+          ./scripts/gen-bindings.sh
+
+      - name: Check interface compatibility and versions
+        env:
+          INTERFACE_BASE_REF: origin/${{ github.base_ref || 'develop' }}
+        run: make interface-check
+
+      - name: Fail if committed bindings are stale
+        run: git diff --exit-code -- packages/bindings
+
+      - name: Install and build bindings packages
+        run: |
+          for pkg in market-core resolver treasury reasoning-registry timelock router; do
+            (cd "packages/bindings/$pkg" && npm install && npm run build)
+          done
+
+      - name: Interface tool tests
+        run: CARGO_TARGET_DIR=target cargo test --locked --manifest-path scripts/interface-manifest/Cargo.toml
+
+      - name: x402 — install, typecheck, test
+        run: |
+          cd x402
+          npm ci
+          npm run build
+          npm test
+
+      - name: agents — install, typecheck, test
+        run: |
+          cd agents
+          npm install
+          npm run build
+          npm test
+
+      # Fake-RPC fault injection against the real live adapter (#106). Uses
+      # the wasm downloaded above when it fits the adapter, else the vendored
+      # copies; deterministic (seeded faults, fake ledger clock), no network.
+      - name: agents — chaos tests
+        run: |
+          cd agents
+          npm run test:chaos