fix(javascript): retain unresolved network targets with provenance

Resolve stable lexical and URL targets using shared effects, and preserve unresolved request expressions as partial facts. Carry their uncertainty through workers, artifact graphs, and the CLI. Scope partial endpoint identity to the source site.

Refs: #3451, #3534

Co-authored-by: Hemang Varshney <218273197+hemv-857@users.noreply.github.com>

src/application/javascript/JavaScriptArtifactGraphFindings.ts

@@ -202,15 +202,22 @@ const addEndpoint = (
     ) ?? input.asset;
   const key = compactStringIdentityKey(input.value.value);
   const candidate = input.value.interpretation === "candidate";
+  const partial = input.value.resolution === "partial";
   const candidateLimitation =
     "The unbound method-like argument is only a candidate; its receiver does not establish a network call.";
+  const partialLimitation =
+    "The request target is not an exact literal; the endpoint value retains the unresolved source expression.";
   const label = `${input.value.kind} ${candidate ? "endpoint candidate" : "endpoint"}`;
   const node = context.accumulator.addNode({
     kind: "endpoint",
     identity: artifactLocalIdentity(
       input.file.sha256,
       input.value.kind,
-      JSON.stringify([input.value.interpretation ?? "literal", key]),
+      JSON.stringify([
+        input.value.interpretation ?? "literal",
+        ...(partial ? ["partial", input.value.location] : []),
+        key,
+      ]),
     ),
     observations: [
       {
@@ -221,6 +228,7 @@ const addEndpoint = (
           value: input.value.value,
           mechanism: input.value.mechanism,
           ...(candidate ? { interpretation: input.value.interpretation } : {}),
+          ...(partial ? { resolution: input.value.resolution } : {}),
         },
         evidence: candidate
           ? staticInferenceEvidence({
@@ -238,6 +246,7 @@ const addEndpoint = (
               range: input.value.location,
               operation: "discover-static-endpoint",
               coverage: input.coverage,
+              ...(partial ? { limitations: [partialLimitation] } : {}),
             }),
       },
     ],
@@ -252,13 +261,16 @@ const addEndpoint = (
     properties: {
       mechanism: input.value.mechanism,
       ...(candidate ? { interpretation: input.value.interpretation } : {}),
+      ...(partial ? { resolution: input.value.resolution } : {}),
     },
     ...(candidate
       ? {
           confidence: "low" as const,
           limitations: [candidateLimitation],
         }
-      : {}),
+      : partial
+        ? { limitations: [partialLimitation] }
+        : {}),
   });
 };