Merge worktree-render-corpus-expand-2026-05-26 — render-conformance corpus 4 → 14 (10 new fixtures targeting Mustache divergent surfaces)

Author: dmealing

fixtures/render-conformance/render-dotted-path-lookup/expected.txt

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+name: Ada
+email: ada@example.test
+role: admin
+missing-leaf: []
+missing-mid: []

fixtures/render-conformance/render-dotted-path-lookup/meta.json

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+{ "format": "text", "note": "dotted-path interpolation {{user.profile.name}} walks nested objects" }

fixtures/render-conformance/render-dotted-path-lookup/payload.json

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+{
+  "user": {
+    "profile": {
+      "name": "Ada",
+      "email": "ada@example.test"
+    },
+    "roles": {
+      "primary": "admin"
+    }
+  },
+  "missing": {}
+}

fixtures/render-conformance/render-dotted-path-lookup/template.mustache

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+name: {{user.profile.name}}
+email: {{user.profile.email}}
+role: {{user.roles.primary}}
+missing-leaf: [{{user.profile.missing}}]
+missing-mid: [{{user.unknown.name}}]

fixtures/render-conformance/render-empty-array-falsiness/expected.txt

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+filled:
+- one
+- two
+empty:
+end

fixtures/render-conformance/render-empty-array-falsiness/meta.json

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+{ "format": "text", "note": "empty array section renders nothing; non-empty array renders body per item" }

fixtures/render-conformance/render-empty-array-falsiness/payload.json

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+{
+  "filled": ["one", "two"],
+  "empty": []
+}

fixtures/render-conformance/render-empty-array-falsiness/template.mustache

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+filled:
+{{#filled}}
+- {{.}}
+{{/filled}}
+empty:
+{{#empty}}
+- {{.}}
+{{/empty}}
+end

fixtures/render-conformance/render-falsy-values/expected.txt

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+true-flag: [body]
+false-flag: []
+null-value: []
+empty-string: []
+non-empty-string: [body]
+empty-array: []
+non-empty-array: [1;2;]
+object-with-name: [Ada]

fixtures/render-conformance/render-falsy-values/meta.json

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+{ "format": "text", "note": "section truthiness — false, null, empty string, empty array are falsy; non-empty arrays iterate; non-empty objects render once" }