make allowImageBuild configurable for free envs

Author: alexcos20

docs/env.md

@@ -218,6 +218,7 @@ The `DOCKER_COMPUTE_ENVIRONMENTS` environment variable should be a JSON array of
   - **maxJobDuration**: Maximum duration in seconds for a free job.
   - **minJobDuration**: Minimum duration in seconds for a free job.
   - **maxJobs**: Maximum number of simultaneous free jobs.
+  - **allowImageBuild**: If building images is allowed on free envs. Default: false
   - **access**: Access control configuration for free compute jobs. Works the same as the main `access` field.
     - **addresses**: Array of Ethereum addresses allowed to run free compute jobs.
     - **accessLists**: Array of AccessList contract addresses for free compute access control.

src/@types/C2D/C2D.ts

@@ -106,6 +106,7 @@ export interface ComputeEnvironmentFreeOptions {
   maxJobs?: number // maximum number of simultaneous free jobs
   resources?: ComputeResource[]
   access: ComputeAccessList
+  allowImageBuild?: boolean
 }
 export interface ComputeEnvironmentBaseConfig {
   description?: string // v1

src/components/c2d/compute_engine_docker.ts

@@ -1108,9 +1108,13 @@ export class C2DEngineDocker extends C2DEngine {
         throw new Error(`additionalDockerFiles cannot be used with queued jobs`)
       }
     }
-    // if (algorithm.meta.container && algorithm.meta.container.dockerfile && isFree) {
-    //  throw new Error(`Building image is not allowed for free jobs`)
-    // }
+    if (
+      algorithm.meta.container &&
+      algorithm.meta.container.dockerfile &&
+      !env.free.allowImageBuild
+    ) {
+      throw new Error(`Building image is not allowed for free jobs`)
+    }
 
     const job: DBComputeJob = {
       clusterHash: this.getC2DConfig().hash,

src/utils/config/schemas.ts

@@ -153,7 +153,8 @@ export const ComputeEnvironmentFreeOptionsSchema = z.object({
         .nullable()
         .optional()
     })
-    .optional()
+    .optional(),
+  allowImageBuild: z.boolean().optional().default(false)
 })
 
 export const C2DDockerConfigSchema = z.array(