feat(task-023): improve generated context quality

src/rdb_discovery/templates.py

@@ -156,7 +156,7 @@ TBD — How to build, test, and run the codebase locally.
 
 ## Dependencies
 
-TDB — External services, databases, and third-party APIs required.
+TBD — External services, databases, and third-party APIs required.
 """,
     "context/infrastructure-context.md": """# Infrastructure Context
 
@@ -178,7 +178,7 @@ TBD — Tools used for monitoring, logging, and alerting.
 
 ## Security
 
-TDB — Authentication, data protection, and access control measures.
+TBD — Authentication, data protection, and access control measures.
 """,
     "context/agent-guidelines.md": """# Agent Guidelines
 
@@ -188,7 +188,11 @@ TBD — What should agents know about working with this project?
 
 ## Preferred Tools
 
-TDB — Recommended editors, debuggers, testing frameworks, and CLI tools.
+TBD — Recommended editors, debuggers, testing frameworks, and CLI tools.
+
+## Testing Preferences
+
+TBD — How the team prefers tests to be written, run, and verified.
 
 ## Common Tasks
 
@@ -206,7 +210,7 @@ TBD — What problem does this project solve?
 
 ## Target Audience
 
-TDB — Who is the intended audience?
+TBD — Who is the intended audience?
 
 ## Key Features (MVP)
 
@@ -232,7 +236,7 @@ TBD — Key modules, services, and their responsibilities.
 
 ## Data Flow
 
-TDB — How data moves through the system (APIs, queues, databases).
+TBD — How data moves through the system (APIs, queues, databases).
 
 ## External Integrations