🤖 Agent: Fix Specs (#3)

Co-authored-by: mrbalov <26161358+mrbalov@users.noreply.github.com>

Author: mrbalov

openspec/specs/guardrails-activity-data/spec.md

@@ -157,7 +157,7 @@ Brand names MAY be used in prompts under the following constraints: brands SHALL
 
 ### Requirement: Supported Tag Types
 
-The system MAY process built-in Strava tags, including but not limited to `long run`, `recovery`, `race`, `commute`, `with kid`, `easy`, and `workout`. Tags MAY be represented as structured fields, normalized enums, or keywords extracted from metadata.
+The system MAY process built-in Strava tags, including but not limited to `long run`, `recovery`, `race`, `commute`, `with kid`, `easy`, and `workout`. Tags SHALL be supported in one of the following representations: structured fields, normalized enums, or keywords extracted from metadata.
 
 #### Scenario: Processing Strava tags
 - **GIVEN** an activity with built-in Strava tags

openspec/specs/guardrails-image-generation-prompt/spec.md

@@ -8,7 +8,7 @@ Define guardrails for image generation prompt content, size limits, and safety v
 
 ### Requirement: Allowed Prompt Content
 
-Prompts MAY include generic human figures, nature/gym/home/urban/abstract environments, emotional tone (e.g., calm, intense, focused), artistic and stylistic descriptors, and contextual brand references (when allowed by input guardrails).
+Prompts SHALL be restricted to the allowed content categories. Prompts MAY include generic human figures, nature/gym/home/urban/abstract environments, emotional tone (e.g., calm, intense, focused), artistic and stylistic descriptors, and contextual brand references (when allowed by input guardrails).
 
 #### Scenario: Prompt with generic human figures
 - **GIVEN** an activity requiring human representation