Check for vid file existence

prompts/examples/ffmpeg.md

@@ -2,6 +2,21 @@
 name: "ffmpeg - convert to gif"
 tools:
   - name: imagemagick
+  - name: file-exists
+    description: check if a file exists
+    parameters:
+      type: object
+      properties:
+        path:
+          type: string
+    container:
+      image: busybox:latest
+      volumes:
+        - "{{path|safe}}:{{path|safe}}"
+      command:
+        - test
+        - -f
+        - "{{path|safe}}"
   - name: ffmpeg
     description: run the ffmpeg command
     parameters:
@@ -25,7 +40,8 @@ model: claude-3-5-sonnet-20241022
 
 # prompt user
 
-You will convert /Users/slim/vids/UsingPuppeteer.mp4 to a gif using ffmpeg.
+Ask for a video file to convert to a gif. Check that the file exists and if it does not,
+then ask again.
 
 Figure out the basedir for this file and use that as the basedir parameter when running ffmpeg.
 

src/git.clj

@@ -82,11 +82,11 @@
     {:image "alpine/git:latest"}
     (if (string/starts-with? (str dir) "/prompts")
       {:workdir (str dir)
-       :volumes ["docker-prompts-git:/git"]
+       :volumes ["docker-prompts-git:/git"
+                 "docker-prompts:/prompts:rw"]
        :command (concat ["clone" "--depth" "1" (format "https://github.com/%s/%s" owner repo)]
                         (when ref ["-b" ref])
-                        [(format "/prompts/%s" ref-hash)])
-       :mounts ["docker-prompts:/prompts:rw"]}
+                        [(format "/prompts/%s" ref-hash)])}
       {:host-dir (str dir)
        :volumes ["docker-prompts-git:/git"]
        :command (concat ["clone" "--depth" "1" (format "https://github.com/%s/%s" owner repo)]