Context variables (#214)

* move prompts panel to variables

* variable shows both name and value

* added modal to add variables

* removed warning on edits

* adding or updating variables only uses the modal

* append variable context to agent instructions

* add dummy value to the variable values when downloading json

* fixed @variable mentions in the instruction editor

* change placeholder text for variables when json is imported

apps/rowboat/src/application/lib/agents-runtime/agent_instructions.ts

@@ -143,4 +143,24 @@ export const PIPELINE_TYPE_INSTRUCTIONS = (): string => `
 - Your response should be self-contained and ready to be consumed by the next pipeline step.
 - Reading the message history will show you the pipeline execution flow up to your step.
 - These are high level instructions only. The user will provide more specific instructions which will be below.
-`;
+`;
+
+/**
+ * Instructions for providing variable context to agents
+ * Appends variable names and values to agent system prompts
+ */
+export const VARIABLES_CONTEXT_INSTRUCTIONS = (variablesList: Array<{name: string, value: string}>): string => {
+    if (!variablesList || variablesList.length === 0) {
+        return '';
+    }
+
+    const variablesText = variablesList
+        .map(variable => `${variable.name}: ${variable.value}`)
+        .join('\n');
+
+    return `
+# Variables Context
+Here is information that is already provided:
+${variablesText}
+`;
+};

apps/rowboat/src/application/lib/agents-runtime/agents.ts

@@ -9,7 +9,7 @@ import crypto from "crypto";
 // Internal dependencies
 import { createTools, createRagTool } from "./agent-tools";
 import { ConnectedEntity, sanitizeTextWithMentions, Workflow, WorkflowAgent, WorkflowPipeline, WorkflowPrompt, WorkflowTool } from "@/app/lib/types/workflow_types";
-import { CHILD_TRANSFER_RELATED_INSTRUCTIONS, CONVERSATION_TYPE_INSTRUCTIONS, PIPELINE_TYPE_INSTRUCTIONS, RAG_INSTRUCTIONS, TASK_TYPE_INSTRUCTIONS } from "./agent_instructions";
+import { CHILD_TRANSFER_RELATED_INSTRUCTIONS, CONVERSATION_TYPE_INSTRUCTIONS, PIPELINE_TYPE_INSTRUCTIONS, RAG_INSTRUCTIONS, TASK_TYPE_INSTRUCTIONS, VARIABLES_CONTEXT_INSTRUCTIONS } from "./agent_instructions";
 import { PrefixLogger } from "@/app/lib/utils";
 import { Message, AssistantMessage, AssistantMessageWithToolCalls, ToolMessage } from "@/app/lib/types/types";
 import { UsageTracker } from "@/app/lib/billing";
@@ -99,6 +99,14 @@ function createAgent(
 ): { agent: Agent, entities: z.infer<typeof ConnectedEntity>[] } {
     const agentLogger = logger.child(`createAgent: ${config.name}`);
 
+    // Extract variables from workflow prompts (variables are stored as prompts with type 'base_prompt')
+    const variables = workflow.prompts
+        .filter(prompt => prompt.type === 'base_prompt')
+        .map(prompt => ({
+            name: prompt.name,
+            value: prompt.prompt
+        }));
+
     // Combine instructions and examples
     let instructions = `${RECOMMENDED_PROMPT_PREFIX}
 
@@ -122,6 +130,8 @@ ${config.instructions}
 
 ${config.examples ? ('# Examples\n' + config.examples) : ''}
 
+${VARIABLES_CONTEXT_INSTRUCTIONS(variables)}
+
 ${'-'.repeat(100)}
 
 ${CHILD_TRANSFER_RELATED_INSTRUCTIONS}