Implement WebAssembly runtime and kinematics coverage

coverage/kinematics-numeric-policy.json

@@ -0,0 +1,74 @@
+{
+  "angles": {
+    "constants": "full-precision DEG_TO_RAD/RAD_TO_DEG literals",
+    "input_units": "degrees for rotary joints",
+    "internal_units": "radians"
+  },
+  "boundary_matrix": [
+    {
+      "case": "NaN joint",
+      "expected": "SIM_KIN_ERR_NONFINITE"
+    },
+    {
+      "case": "+Inf pose",
+      "expected": "SIM_KIN_ERR_NONFINITE"
+    },
+    {
+      "case": "negative tolerance",
+      "expected": "SIM_KIN_ERR_CONFIGURATION"
+    },
+    {
+      "case": "iteration > 100000",
+      "expected": "SIM_KIN_ERR_CONFIGURATION"
+    },
+    {
+      "case": "XYZBC B=90 singular",
+      "expected": "SIM_KIN_ERR_SINGULAR"
+    },
+    {
+      "case": "enabled limit violation",
+      "expected": "SIM_KIN_ERR_RANGE"
+    }
+  ],
+  "compiler": {
+    "denormals": "host-independent finite checks before arithmetic",
+    "fast_math": false,
+    "fenv_access": "default",
+    "fp_contract": "off"
+  },
+  "context_id": "linuxcnc-2.10.0-pre0-wasm-m1-py-c1",
+  "exact_fields": [
+    "status",
+    "error_code",
+    "kinematics_type",
+    "branch_id",
+    "flags",
+    "current_tick",
+    "config_hash",
+    "axis_joint_mapping",
+    "event_order"
+  ],
+  "inputs": {
+    "abi_contract_sha256": "3177c4d28200c5136981d28489ac4578a84360f9688ee8614e23af8d7526b50b",
+    "mapping_contract_sha256": "49bd93c716bd5b5eb6064f75ea2b8ba26dfa819c6166c22c5375ebeba927dd91"
+  },
+  "iterations": {
+    "default": 0,
+    "maximum": 100000,
+    "nonconvergence": "stable error; never repaired by tolerance widening",
+    "zero_means": "algorithm default"
+  },
+  "policy_sha256": "dcf2fdb6bf488f81ec55f43ebc3180f52665b54ba9cd9b4c6bbfb8dbd2a39560",
+  "schema": "kinematics-numeric-policy.v1",
+  "status": "verified",
+  "tolerances": {
+    "configuration_nonnegative": true,
+    "golden_absolute_default": 1e-09,
+    "golden_relative_default": 1e-09,
+    "singularity_threshold": 1e-12,
+    "state_hash_float_quantization": 1e-09,
+    "tolerance_applies_only_to": [
+      "finite numeric pose/joint fields"
+    ]
+  }
+}