add a bunch of info logs

src/index.js

@@ -15,23 +15,30 @@ const run = async () => {
     const cacheGroup = core.getInput('cache-group')
     const keyPrefix = `cache-result-action-${cacheGroup}-${sha}`
     const key = keyPrefix + '-' + Math.floor(Date.now() / 1000)
+
+    core.info(`Restoring cache '${key}' to '${RESULT_PATH}'`)
 
     await cache.restoreCache([RESULT_PATH], key, [keyPrefix])
 
+    core.info(`Finished restore cache`)
+
     let actualResult = inputResult
 
     // True if we have a previous result already.
     const cacheHit = !!fs.existsSync(RESULT_PATH)
-
     let cacheOutcome = cacheHit ? 'hit' : 'miss'
 
     // If the result is 'unknown' then we won't save it to the cache; we're in "restore only" mode.
     if (inputResult !== 'unknown') {
+      core.info('Writing result to file and cache')
       fs.writeFileSync(RESULT_PATH, inputResult)
       await cache.saveCache([RESULT_PATH], key)
       cacheOutcome = 'write'
+      core.info(`Wrote result to cache '${RESULT_PATH}' with key '${key}'`)
     } else if (cacheHit) {
+      core.info(`Reading result from '${RESULT_PATH}'`)
       actualResult = fs.readFileSync(RESULT_PATH, { encoding: 'utf8' })
+      core.info(`Read result '${actualResult}'`)
     }
 
     core.setOutput('result', actualResult)